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Erigeron canadensis

L. (1753)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Asterales Family: Asteraceae Genus: Erigeron

horseweed, horseweed, ilioha, lani wela, lani wela

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Description

Key Characters:

Growth Form:

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Roots:

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Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Synonyms (37)

Aster canadensis (L.) E.H.L.Krause (1905)
Caenotus canadensis (L.) Raf. (1837)
Caenotus pusillus Raf. (1837)
Conyza bonariensis var. angustifolia (Cabrera) Cabrera (1953)
Conyza canadensis (L.) Cronquist (1943)
Conyza canadensis var. canadensis Cronquist (1947)
Conyza canadensis var. glabrata (A.Gray) Cronquist (1947)
Conyza canadensis var. incisa P.D.Sell (2006)
Conyza canadensis var. obovoidea P.D.Sell (2006)
Conyza canadensis var. pusilla (Nutt.) Cronquist (1947)
Conyza canadensis var. robusta P.D.Sell (2006)
Conyza canadensis var. simplex P.D.Sell (2006)
Conyza parva Cronquist (1943)
Conyza rufescens Hoffmanns. & Link (1825)
Conyzella canadensis (L.) Rupr. (1869)
Erigeron bonariensis var. angustifolius Cabrera (1941)
Erigeron canadense
Erigeron canadensis f. coloratus Fassett (1929)
Erigeron canadensis var. glabratus A.Gray (1850)
Erigeron canadensis var. grandiflorus Schwein. (1824)
Erigeron canadensis var. levis Makino (1926)
Erigeron canadensis var. pusilla
Erigeron canadensis var. strictus Farw. (1923)
Erigeron myriocephalus Rech.f. & Edelb. (1955)
Erigeron paniculatus Lam. (1779)
Erigeron pusillus Nutt. (1818)
Erigeron ruderalis Salisb. (1796)
Erigeron setiferus Post ex Boiss. (1888)
Erigeron strictus DC. (1836)
Inula canadensis Bernh. (1800)
Leptilon canadense (L.) Britton (1898)
Leptilon canadense var. pusillum (Nutt.) Daniels (1911)
Leptilon pusillum (Nutt.) Britton (1914)
Marsea canadensis (L.) V.M.Badillo (1946)
Senecio ciliatus Walter (1788)
Tessenia canadensis (L.) Bubani (1899)
Trimorpha canadensis (L.) Lindm. (1918)

Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Ni'ihau(Incl. Lehua) Naturalized
Kuaihelani (Midway Atoll) Naturalized
Kaua'i Naturalized
O'ahu Naturalized
Molokai Naturalized
Lana'i Naturalized
Kaho'olawe Naturalized
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents


Pollinators

Bibliography

Name Published In: Sp. Pl.: 863 (1753)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Erigeron canadensis chain-of-craters road, hawai'i volcanoes national park; mauka [inland-facing] of na ulu picnic ground on branches of Metrosedero PRESERVED_SPECIMEN otto degener; isa degener 33667 TENN 11/25/1966
2 Erigeron canadensis Hawaii Volcanoes National Park, Kilauea, upper end of Bird Park Road PRESERVED_SPECIMEN Fosberg, F. R. 45151 Hawaii US 3/14/1964
3 Erigeron canadensis Waimea, S. Kohala PRESERVED_SPECIMEN Hosaka, E. Y. 2056 Hawaii US 5/21/1938
4 Erigeron canadensis humuula sheep station PRESERVED_SPECIMEN a. s. hitchcock 14441 Maui US 8/27/1916
5 Erigeron canadensis hilina pali, hawaii volcanoes national park PRESERVED_SPECIMEN f. r. fosberg 60633 Hawaii US 9/11/1980
6 Erigeron canadensis East Maui; Haleakala slopes PRESERVED_SPECIMEN Rock, J. F. 8559 Maui US 9/10/2020
7 Erigeron canadensis slopes of Mauna Kea? PRESERVED_SPECIMEN Rock, J. F. 8337? Hawaii US 6/10/2020
8 Erigeron canadensis Pahoehoe flow between Mauna Iki & highway, near trail, Kau Desert PRESERVED_SPECIMEN Eggler, W. A. 179 Hawaii US 1965-00-00
9 Erigeron canadensis Honolulu, Manoa Valley, A weed PRESERVED_SPECIMEN Caum, E. L. s.n. Oahu US 7/25/1945
10 Erigeron canadensis Hilina Pali, Hawaii Volcanoes National Park PRESERVED_SPECIMEN Fosberg, F. R. 60633 Hawaii US 9/11/1980
11 Erigeron canadensis On Kaholuamanoa, above Waimea PRESERVED_SPECIMEN Heller, A. A. 2820 Kauai US 1895-00-00
12 Erigeron canadensis puna district, land of olaa, volcano transfer dump PRESERVED_SPECIMEN d. r. herbst 5539 Hawaii US 10/23/1975
13 Erigeron canadensis Puna District, land of Olaa, Volcano transfer dump PRESERVED_SPECIMEN Herbst, D. R. 5539 Hawaii US 10/23/1975
14 Erigeron canadensis east maui; haleakala slopes PRESERVED_SPECIMEN j. f. rock 8559 Maui US
15 Erigeron canadensis waimea, s. kohala PRESERVED_SPECIMEN e. y. hosaka 2056 Hawaii US 5/21/1938
16 Erigeron canadensis east maui; pu`u ouli PRESERVED_SPECIMEN c. n. forbes 2144.m Maui US 4/4/1920
17 Erigeron canadensis slopes of mauna kea? PRESERVED_SPECIMEN j. f. rock 8337? Lanai US
18 Erigeron canadensis 7 miles west of volcano house, kilauea, lava desert PRESERVED_SPECIMEN o. degener & h. wiebke 2152 Hawaii US 7/21/1926
19 Erigeron canadensis Humuula Sheep Station PRESERVED_SPECIMEN Hitchcock, A. S. 14441 Hawaii US 8/27/2016
20 Erigeron canadensis on Kaholuamanoa, above Waimea PRESERVED_SPECIMEN Heller, A. A. 2820 Kauai US 1895-00-00
21 Erigeron canadensis lua makika, kahoolawe; west of rim in experimental planting area PRESERVED_SPECIMEN starr, f. starr, k.; m.bruce, p.hisashino, j.bruch collector number: 050208-2 Oahu US 2/8/2005
22 Erigeron canadensis hawaii volcanoes national park, kilauea, upper end of bird park road PRESERVED_SPECIMEN f. r. fosberg 45151 Hawaii US 3/14/1964
23 Erigeron canadensis East Maui; Pu`u Ouli PRESERVED_SPECIMEN Forbes, C. N. 2144.M Maui US 4/4/2020
24 Erigeron canadensis on kaholuamanoa, above waimea PRESERVED_SPECIMEN a. a. heller 2820 Kauai US 1895-09-10
25 Erigeron canadensis 7 miles west of Volcano House, Kilauea, Lava desert PRESERVED_SPECIMEN Degener, O.; Wiebke, H. 2152 Hawaii US 7/21/2026
26 Erigeron canadensis kilauea volcano PRESERVED_SPECIMEN forbes, c.n. brigham, w.t.; thompson, c.l. collector number: s.n. Hawaii BISH 9/1/1908
27 Erigeron canadensis near Hilina Pali lookout PRESERVED_SPECIMEN Nagata, K. M. 1864 Hawaii US 5/30/1979
28 Erigeron canadensis slopes of mauna kea Mesic cliffs and forest patches PRESERVED_SPECIMEN j. f. rock 8337 Kauai US
29 Erigeron canadensis Slopes of Mauna Kea PRESERVED_SPECIMEN Rock, J. F. 8337 Hawaii US 6/10/2020
30 Erigeron canadensis honolulu, manoa valley, a weed PRESERVED_SPECIMEN e. l. caum s.n. Oahu US 7/25/1945
31 Erigeron canadensis Honolulu, upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E. L. s.n. Oahu US 7/28/1945
32 Erigeron canadensis pahoehoe flow between mauna iki & highway, near trail, kau desert PRESERVED_SPECIMEN w. a. eggler 179 Hawaii US 7/9/1965
33 Erigeron canadensis gulch n of kaonohiokala ridge Terrestrial in disturbed Acacia koa - Metrosideros forest with ground cover of Dryopteris paleacea, Athyrium sandwichianum, and A. microphyllum. PRESERVED_SPECIMEN oppenheimer, h.l. collector number: h40730 Hawaii BISH 4/25/2007
34 Erigeron canadensis Kahua Ranch On top of coarse, dry wind-swept place PRESERVED_SPECIMEN Hosaka, E.Y. s.n. Hawaii BISH
35 Erigeron canadensis central maui, kahului industrial area In sand PRESERVED_SPECIMEN hobdy, r.w. collector number: 2085 Maui BISH 5/8/1984
36 Erigeron canadensis Near Volcano House PRESERVED_SPECIMEN Newell, C.L. 140 Hawaii BISH 7/22/1966
37 Erigeron canadensis mauna kea (puu laau road) In open Mamane-Naio forest. PRESERVED_SPECIMEN engilis jr., a. collector number: 19 Hawaii BISH 8/19/1987
38 Erigeron canadensis west molokai PRESERVED_SPECIMEN e. y. hosaka 506 Molokai US 8/15/1931
39 Erigeron canadensis near hilina pali lookout PRESERVED_SPECIMEN k. nagata 1864 Hawaii US 5/30/1979
40 Erigeron canadensis Lua Makika, Kahoolawe; west of rim in experimental planting area Vegetation: Eragrostis curvula, Pluchea spp., Leucaena leucocephala PRESERVED_SPECIMEN Starr, F. 050208-2 Kahoolawe BISH 2/8/2005
41 Erigeron canadensis Mauna Kea; north of Pohakuloa On sheep-devastated slope PRESERVED_SPECIMEN Degener, O. 20234 Hawaii BISH 8/18/1949
42 Erigeron canadensis Mauna Kea; above Saddle Road, near Humuula PRESERVED_SPECIMEN Christ, J.H. s.n. Hawaii BISH 1/1/1957
43 Erigeron canadensis honolulu; manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/25/1945
44 Erigeron canadensis Keauhou Ranch, Kau District, near Puu oo road Near road in `a`a lava. PRESERVED_SPECIMEN Davis, J. 194 Hawaii BISH 1/8/1980
45 Erigeron canadensis kaholuamanoa, above waimea PRESERVED_SPECIMEN heller, a.a. collector number: 2820 Kauai BISH 1895-09-10
46 Erigeron canadensis Top of Nuuanu Pali Locally on earth slopes & ledges on exposed crest PRESERVED_SPECIMEN Fosberg, F.R. 27084 Oahu BISH 9/22/1946
47 Erigeron canadensis drive to end of hilina pali rd & walk ca. 1.5 miles down hilina pali switchback trail. plant near two large metrosideros trees located ca. 10 meters from a sharp hairpin turn in trail just below small forest of trees. (plot 46a) moist; thicket of Pipturus and Cyrtandra paludosa PRESERVED_SPECIMEN newell, c.l. collector number: 429 Oahu BISH 8/18/1966
48 Erigeron canadensis east maui, hana district, kahikinui ahu, tr 25(10), s slope of haleakala, n of manawainui gulch Dry native scrub with mixed grass community PRESERVED_SPECIMEN higashino, p.k. holt, r.a. collector number: pkh 9221 Maui BISH 6/19/1980
49 Erigeron canadensis keauhou ranch, kau district, near puu oo road Near road in `a`a lava. PRESERVED_SPECIMEN davis, j. esp team collector number: 194 Hawaii BISH 1/8/1980
50 Erigeron canadensis West Molokai PRESERVED_SPECIMEN Hosaka, E. Y. 506 Molokai US 8/15/1931
51 Erigeron canadensis Drive ca. 200 m down Hilani Pali Rd from intersection with Chain of Craters Rd. Plant ca. 20 m west (right side) of road. (Plot 1) Metrosideros-native shrub-Andropogon community PRESERVED_SPECIMEN Newell, C.L. 411 Hawaii BISH 8/15/1966
52 Erigeron canadensis diamond head Grassy bottom of crater PRESERVED_SPECIMEN st.john, h. christophersen, e. collector number: 10551 Oahu BISH 5/10/1930
53 Erigeron canadensis Miki PRESERVED_SPECIMEN Munro, G.C. 510 Lanai BISH 2/8/1916
54 Erigeron canadensis kaaliwai In grassy vales PRESERVED_SPECIMEN st.john, h. collector number: 23568 Niihau BISH 3/29/1949
55 Erigeron canadensis east maui, olinda In pasture PRESERVED_SPECIMEN hobdy, r.w. collector number: 2084 Maui BISH 5/8/1984
56 Erigeron canadensis East Maui, Hana District, Kahikinui AHU, Tr 25(10), S slope of Haleakala, N of Manawainui Gulch Dry native scrub with mixed grass community PRESERVED_SPECIMEN Higashino, P.K. PKH 9221 Maui BISH 6/19/1980
57 Erigeron canadensis 7 miles s of kalae turnoff PRESERVED_SPECIMEN woolford, h.a. collector number: s.n. Hawaii BISH 12/23/1954
58 Erigeron canadensis Drive down Hilina Pali Rd ca 4.9 miles to beginning of Footprints Trail (heading west towards Mauna Loa). Walk 3.5 miles down trail to ca. 50 meters west (below) the great fault pali Extremely sparse desert community on shifting ash dunes PRESERVED_SPECIMEN Newell, C.L. 749 Hawaii BISH 9/2/1966
59 Erigeron canadensis central maui, kahului In sandy soil PRESERVED_SPECIMEN hobdy, r.w. collector number: 2003 Maui BISH 3/3/1984
60 Erigeron canadensis drive to end of hilani pali rd and walk about 200 m west of rainshelter. plant in grassland just w of pahoehoe lava flow , & n of large trailside metrosideros tree. (plot 2) tree crotch PRESERVED_SPECIMEN newell, c.l. collector number: 284 Oahu BISH 8/3/1966
61 Erigeron canadensis [hawaiian islands; u.s.a.; molokai; hawaii; maui PRESERVED_SPECIMEN russell, c.a. collector number: s.n. Molokai BISH 10/22/1987
62 Erigeron canadensis East Maui, Wailuku District, growing along Hana Hwy., S side, W of Dairy Rd PRESERVED_SPECIMEN Oppenheimer, H.L. Collector Number: H100055 Maui BISH 10/30/2000
63 Erigeron canadensis upper S fork of Kaunakakai Gulch, W of Hanalilolilo, Forestry Road, 2nd culvert wet muddy roadside; Kyllinga, Carex, Persicaria, Lotus, Paspalum, Hedychium PRESERVED_SPECIMEN Oppenheimer, H.L. H90821 Molokai BISH 9/26/2008
64 Erigeron canadensis keauhou ranch, kau district, near puu oo road Growing near road in `a`a lava. PRESERVED_SPECIMEN davis, j. esp team collector number: 193 Hawaii BISH 1/8/1980
65 Erigeron canadensis south kohala, waimea, range paddock Common in dry region PRESERVED_SPECIMEN hosaka, e.y. collector number: 2056 Hawaii BISH 5/21/1938
66 Erigeron canadensis mauna kea; north of pohakuloa On sheep-devastated slope PRESERVED_SPECIMEN degener, o. murashige, t. collector number: 20234 Hawaii BISH 8/18/1949
67 Erigeron canadensis Humuula Trail to summit of Mauna Kea PRESERVED_SPECIMEN Forbes, C.N. 847.H Hawaii BISH 6/14/1915
68 Erigeron canadensis road to kipuka puaulu, 1.5 miles west of kilauea military camp In Styphelia & Dodonaea scrub on volcanic ash on gentle slope PRESERVED_SPECIMEN fosberg, f.r. collector number: 33292 Hawaii BISH 2/11/1951
69 Erigeron canadensis hamakua district; kaohe ahu tr 101(1); nw slope mauna kea, 1 km. ne of puu laau between puu nanaha, parker ranch Dry mixed grass-native shrub community with scattered Mamane trees PRESERVED_SPECIMEN higashino, p.k. crivellone, c.f. collector number: pkh 9514 Hawaii BISH 1/21/1981
70 Erigeron canadensis east maui, wailuku district, growing along hana hwy., s side, w of dairy rd PRESERVED_SPECIMEN oppenheimer, h.l. collector number: h100055 Maui BISH 10/30/2000
71 Erigeron canadensis windward mauna kea PRESERVED_SPECIMEN adee, k.t. collector number: s.n. Maui BISH
72 Erigeron canadensis Kahului Industrial Area In vacant sandy lot PRESERVED_SPECIMEN Hobdy, R.W. 1402 Maui BISH 5/24/1982
73 Erigeron canadensis Honolulu; Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/25/1945
74 Erigeron canadensis Slopes of Mauna Kea PRESERVED_SPECIMEN Rock, J.F.C. 8337 Hawaii BISH 6/1/1910
75 Erigeron canadensis Drive to end of Hilina Pali Rd & walk ca. 1.5 miles down Hilina Pali Switchback Trail. Plant near two large Metrosideros trees located ca. 10 meters from a sharp hairpin turn in trail just below small forest of trees. (Plot 46a) Very open Metrosideros-Diospyros forest on aa lava PRESERVED_SPECIMEN Newell, C.L. 429 Hawaii BISH 8/18/1966
76 Erigeron canadensis Sand Island, sector 24, fuel farm Many plants observed, weedy on beaches and in disturbed sandy areas. Associated vegetation: Gnaphalium sandwicensis, Verbesina encelioides, Scaevola sericea, Dactyloctenium, Conyza bonariensis. PRESERVED_SPECIMEN Starr, F. 990620-2 Midway Atoll BISH 6/20/1999
77 Erigeron canadensis Keauhou Ranch, Kau District, near Puu oo road Growing near road in `a`a lava. PRESERVED_SPECIMEN Davis, J. ESP team Collector Number: 193 Hawaii BISH 1/8/1980
78 Erigeron canadensis south kohala, waimea, lalamilo PRESERVED_SPECIMEN hosaka, e.y. collector number: 2123 Oahu BISH 6/1/1938
79 Erigeron canadensis coral plain below ewa & sisal (barber's point) PRESERVED_SPECIMEN forbes, c.n. collector number: 2337.o Oahu BISH 3/14/1916
80 Erigeron canadensis top of nuuanu pali Locally on grassy slopes & ledges on exposed crest PRESERVED_SPECIMEN fosberg, f.r. collector number: 27084 Oahu BISH 9/22/1946
81 Erigeron canadensis Central Maui, Forestry Base yard PRESERVED_SPECIMEN Hobdy, R.W. 1875 Maui BISH 12/20/1983
82 Erigeron canadensis upper S fork of Kaunakakai Gulch, W of Hanalilolilo, Forestry Road, 2nd culvert wet muddy roadside; Kyllinga, Carex, Persicaria, Lotus, Paspalum, Hedychium PRESERVED_SPECIMEN Oppenheimer, H.L. Collector Number: H90821 Molokai BISH 9/26/2008
83 Erigeron canadensis drive ca. 200 m down hilani pali rd from intersection with chain of craters rd. plant ca. 20 m west (right side) of road. (plot 1) Metrosideros-native shrub-Andropogon community PRESERVED_SPECIMEN newell, c.l. collector number: 412 Hawaii BISH 8/15/1966
84 Erigeron canadensis West Kaupo Gap, Haleakala National Park, above exclosure PRESERVED_SPECIMEN Gagné, B.H. 3058 Maui BISH 4/29/1991
85 Erigeron canadensis Mauna Kea (Puu Laau Road) In open Mamane-Naio forest. PRESERVED_SPECIMEN Engilis Jr., A. 19 Hawaii BISH 8/19/1987
86 Erigeron canadensis Floor of Kilauea iki PRESERVED_SPECIMEN Neal, M.C. s.n. Hawaii BISH 8/3/1929
87 Erigeron canadensis olinda In pasture, along road PRESERVED_SPECIMEN hobdy, r.w. collector number: 1984 Maui BISH 2/27/1984
88 Erigeron canadensis Waimanalo Very localized on sand dunes PRESERVED_SPECIMEN Degener, O. 18105 Oahu BISH 2/24/1928
89 Erigeron canadensis Slopes of Mauna Kea, Waiki PRESERVED_SPECIMEN Forbes, C.N. 467.H Hawaii BISH 8/1/1911
90 Erigeron canadensis Gulch N of Kaonohiokala Ridge growing in severly degraded area of dry shrubland and forest. PRESERVED_SPECIMEN Oppenheimer, H.L. H40730 Lanai BISH 4/25/2007
91 Erigeron canadensis waimanalo Growing on coral rock in shaded area around edge in sand, about 3 m. from shore. PRESERVED_SPECIMEN degener, o. collector number: 18105 Oahu BISH 2/24/1928
92 Erigeron canadensis honolulu; upper end of manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/28/1945
93 Erigeron canadensis Kamoku PRESERVED_SPECIMEN Munro, G.C. 235 Lanai BISH 11/15/1913
94 Erigeron canadensis kahua ranch On top of coarse, dry wind-swept place PRESERVED_SPECIMEN hosaka, e.y. collector number: s.n. Hawaii BISH
95 Erigeron canadensis along road to hilina pali lookout PRESERVED_SPECIMEN nagata, k.m. collector number: 3539 Hawaii BISH 6/21/1986
96 Erigeron canadensis Honolulu; Upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/25/1945
97 Erigeron canadensis Gulch N of Kaonohiokala Ridge growing in severly degraded area of dry shrubland and forest. PRESERVED_SPECIMEN Oppenheimer, H.L. Collector Number: H40730 Lanai BISH 4/25/2007
98 Erigeron canadensis Honolulu; Upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/28/1945
99 Erigeron canadensis east maui, puu ouli PRESERVED_SPECIMEN forbes, c.n. collector number: 2144.m Maui BISH 9/4/1920
100 Erigeron canadensis Schofield Barracks, South Range, along road to Pistol Range. Associated canopy: Schinus terebinthifolius, Spathodea campanulata, Falcataria moluccana, Neonotonia wightii. Understory: mowed grasses; Urochloa maxima, Eleusine indica, Conyza bonariensis, Plantago lanceolata. Roadsides heavily impacted by mowing and heavy traffic. PRESERVED_SPECIMEN Beachy, J. USARMY 510 Oahu BISH 2/12/2019
101 Erigeron canadensis Honokaa, Tex's Drive-Inn. Growing around parking lot. PRESERVED_SPECIMEN Nagata, K.M. 4123 Hawaii BISH 12/1/1990
102 Erigeron canadensis Central Maui, Kahului Industrial area In sand PRESERVED_SPECIMEN Hobdy, R.W. 2085 Maui BISH 5/8/1984
103 Erigeron canadensis Drive down Crater Rim Rd ca. 15 meters towards Volcano Observatory from the short strip of road connecting Crater R Rim Rd & Kona-Hilo Highway. Plant was ca. 40 m to right of Rd from 35 MPH sign Scattered Metrosideros-native shrub-lichen community on ash-covered pahoehoe lava. PRESERVED_SPECIMEN Newell, C.L. 456 Hawaii BISH 8/19/1966
104 Erigeron canadensis Drive ca. 200 m down Hilani Pali Rd from intersection with Chain of Craters Rd. Plant ca. 20 m west (right side) of road. (Plot 1) Metrosideros-native shrub-Andropogon community PRESERVED_SPECIMEN Newell, C.L. 412 Hawaii BISH 8/15/1966
105 Erigeron canadensis mauna kea; above saddle road, near humuula PRESERVED_SPECIMEN christ, j.h. collector number: s.n. Hawaii BISH 1/8/1957
106 Erigeron canadensis North Hilo District; Saddle Road (Highway 200) Just west of Humuula, at 24.5 miles SSE of junction with Hig Highway 190 Common along roadside in recent (1935) pahoehoe lave flows nearly devoid of vegetation PRESERVED_SPECIMEN Lorence, D.H. 5512 Hawaii BISH 8/7/1987
107 Erigeron canadensis Diamond Head Grassy bottom of crater PRESERVED_SPECIMEN St. John, H. 10551 Oahu BISH 5/10/1930
108 Erigeron canadensis Punaula Valley Bare eroded ridges PRESERVED_SPECIMEN St. John, H. 12790 Molokai BISH 12/28/1932
109 Erigeron canadensis punaula valley Bare eroded ridges PRESERVED_SPECIMEN st.john, h. fosberg, f.r. collector number: 12790 Molokai BISH 12/28/1932
110 Erigeron canadensis miki PRESERVED_SPECIMEN munro, g.c. collector number: 510 Lanai BISH 2/8/1916
111 Erigeron canadensis olinda In pasture PRESERVED_SPECIMEN hobdy, r.w. collector number: 1414 Maui BISH 6/9/1982
112 Erigeron canadensis drive ca. 200 m down hilani pali rd from intersection with chain of craters rd. plant ca. 20 m west (right side) of road. (plot 1) Metrosideros-native shrub-Andropogon community PRESERVED_SPECIMEN newell, c.l. collector number: 411 Hawaii BISH 8/15/1966
113 Erigeron canadensis drive down crater rim rd ca. 15 meters towards volcano observatory from the short strip of road connecting crater r rim rd & kona-hilo highway. plant was ca. 40 m to right of rd from 35 mph sign Scattered Metrosideros-native shrub-lichen community on ash-covered pahoehoe lava. PRESERVED_SPECIMEN newell, c.l. collector number: 456 Hawaii BISH 8/19/1966
114 Erigeron canadensis miki moist forest PRESERVED_SPECIMEN munro, g.c. collector number: 530 Oahu BISH 3/1/1916
115 Erigeron canadensis Drive down Chain of Craters Rd about 11.9 miles towards Kalapana from intersection with Crater Rim Rd; or ca. 1 mile before Naulu Picnic Area Rd. Plant was uphill from a paved pulloff Metrosideros-native shrub-Andropogon savanna community PRESERVED_SPECIMEN Newell, C.L. 834 Hawaii BISH 1/23/1966
116 Erigeron canadensis sand island, sector 24, fuel farm Many plants observed, weedy on beaches and in disturbed sandy areas. Associated vegetation: Gnaphalium sandwicensis, Verbesina encelioides, Scaevola sericea, Dactyloctenium, Conyza bonariensis. PRESERVED_SPECIMEN starr, f. martz, k. collector number: 990620-2 Midway Atoll BISH 6/20/1999
117 Erigeron canadensis Haleakala Crater PRESERVED_SPECIMEN Forbes, C.N. 1097.M Maui BISH 8/8/1919
118 Erigeron canadensis Kipuka Nene PRESERVED_SPECIMEN Stone, B.C. 2985 Hawaii BISH 6/26/1959
119 Erigeron canadensis East Maui, Puu Ouli PRESERVED_SPECIMEN Forbes, C.N. 2144.M Maui BISH 4/4/1920
120 Erigeron canadensis east maui, puu ouli PRESERVED_SPECIMEN forbes, c.n. collector number: 2144.m Maui BISH 4/4/1920
121 Erigeron canadensis humuula trail to summit of mauna kea PRESERVED_SPECIMEN forbes, c.n. collector number: 847.h Hawaii BISH 6/14/1915
122 Erigeron canadensis haleakala crater PRESERVED_SPECIMEN forbes, c.n. collector number: 1097.m Maui BISH 8/8/1919
123 Erigeron canadensis kalepa ridge with Metrosideros, Styphelia, Vaccinium, Deschampsia; old aa lava PRESERVED_SPECIMEN corn, c. collector number: s.n. Hawaii BISH 7/20/1977
124 Erigeron canadensis Spit Island Associated vegetation: Boerhavia repens, Tournefortia argentea, Lobularia maritima, Solanum nelsonii, S. americanum. PreservedSpecimen Starr, F. Martz, K. Collector Number: 990623-3 Midway Atoll BISH Specimen 6/23/1999
125 Erigeron canadensis Drive to end of Hilani Pali Rd and walk about 200 m west of rainshelter. Plant in grassland just W of pahoehoe lava flow , & N of large trailside Metrosideros tree. (Plot 2) Andropogon glomeratus grassland community on ash-covered pahoehoe lava PRESERVED_SPECIMEN Newell, C.L. 284 Hawaii BISH 8/3/1966
126 Erigeron canadensis central maui, forestry base yard PRESERVED_SPECIMEN hobdy, r.w. collector number: 1875 Maui BISH 12/20/1983
127 Erigeron canadensis Kamoku PRESERVED_SPECIMEN Munro, G.C. 279 Lanai BISH 11/15/1913
128 Erigeron canadensis Ulupalakua, Makawao Open places in pasture PRESERVED_SPECIMEN Hosaka, E.Y. 1694 Maui BISH 1/20/1937
129 Erigeron canadensis Hamakua District; Kaohe Ahu Tr 101(1); NW slope Mauna Kea, 1 km. NE of Puu Laau between Puu Nanaha, Parker Ranch Dry mixed grass-native shrub community with scattered Mamane trees PRESERVED_SPECIMEN Higashino, P.K. PKH 9514 Hawaii BISH 1/21/1981
130 Erigeron canadensis East Maui, Wailuku District, growing along Hana Hwy., S side, W of Dairy Rd PRESERVED_SPECIMEN Oppenheimer, H.L. H100055 Maui BISH 10/30/2000
131 Erigeron canadensis East Maui, Hana District, Haleakala National Park, Haleakala Crater, W Kaupo Gap Bare rocky ridge near Waikani. PRESERVED_SPECIMEN Medeiros, A.C. 574 Maui BISH 10/11/1983
132 Erigeron canadensis East Maui, Puu Ouli PRESERVED_SPECIMEN Forbes, C.N. 2144.M Maui BISH 9/4/1920
133 Erigeron canadensis kamoku PRESERVED_SPECIMEN munro, g.c. collector number: 235 Lanai BISH 11/15/1913
134 Erigeron canadensis kahului industrial area In vacant sandy lot PRESERVED_SPECIMEN hobdy, r.w. collector number: 1402 Maui BISH 5/24/1982
135 Erigeron canadensis South Kohala, Waimea, Range Paddock Common in dry region PRESERVED_SPECIMEN Hosaka, E.Y. 2056 Hawaii BISH 5/21/1938
136 Erigeron canadensis east maui, haleakala slopes PRESERVED_SPECIMEN rock, j.f.c. collector number: 8559 Maui BISH 9/1/1910
137 Erigeron canadensis Honopu Valley PRESERVED_SPECIMEN Corn, C. Davis, J. Collector Number: s.n. Kauai BISH 7/17/1984
138 Erigeron canadensis spit island Associated vegetation: Boerhavia repens, Tournefortia argentea, Lobularia maritima, Solanum nelsonii, S. americanum. PRESERVED_SPECIMEN starr, f. martz, k. collector number: 990623-3 Midway Atoll BISH 6/23/1999
139 Erigeron canadensis S Half of Island PRESERVED_SPECIMEN Stokes, J.F.G. Not on sheet Niihau BISH 1/1/1912
140 Erigeron canadensis east maui, hana district, haleakala national park, haleakala crater, w kaupo gap Bare rocky ridge near Waikani. PRESERVED_SPECIMEN medeiros, a.c. collector number: 574 Maui BISH 10/11/1983
141 Erigeron canadensis Spit Island Associated vegetation: Boerhavia repens, Tournefortia argentea, Lobularia maritima, Solanum nelsonii, S. americanum. PRESERVED_SPECIMEN Starr, F. 990623-3 Midway Atoll BISH 6/23/1999
142 Erigeron canadensis Jeep road below Puu Kolekole In mesic to arid scrub PRESERVED_SPECIMEN Nagata, K.M. 2709 Molokai BISH 7/29/1983
143 Erigeron canadensis Kaaliwai In grassy vales PRESERVED_SPECIMEN St. John, H. 23568 Niihau BISH 3/29/1949
144 Erigeron canadensis s half of island PRESERVED_SPECIMEN stokes, j.f.g. Niihau BISH
145 Erigeron canadensis Drive to end of Hilani Pali Rd and walk about 200 m west of rainshelter. Plant in grassland just W of pahoehoe lava flow , & N of large trailside Metrosideros tree. (Plot 2) Andropogon glomeratus grassland community on ash-covered pahoehoe lava PRESERVED_SPECIMEN Newell, C.L. 285 Hawaii BISH 8/3/1966
146 Erigeron canadensis Drive ca. 200 m down Hilani Pali Rd from intersection with Chain of Craters Rd. Plant ca. 20 m west (right side) of road. (Plot 1) Metrosideros-native shrub-Andropogon community PRESERVED_SPECIMEN Newell, C.L. 413 Hawaii BISH 8/15/1966
147 Erigeron canadensis hawaii national park; kau desert, puu o hale PRESERVED_SPECIMEN fagerlund, g.o. mitchell, a.l. collector number: 71 Hawaii BISH 10/22/1942
148 Erigeron canadensis diamond head crater PRESERVED_SPECIMEN christophersen, e. wilder, g.p.; hume, e.p. collector number: 1466 Oahu BISH 1/22/1931
149 Erigeron canadensis Hawaii National Park; Kau Desert, Puu O Hale PRESERVED_SPECIMEN Fagerlund, G.O. 71 Hawaii BISH 10/22/1942
150 Erigeron canadensis hilina pali switchback trail at end of hilina pali road Very open Metrosideros-Diospyros forest PRESERVED_SPECIMEN newell, c.l. collector number: 265 Hawaii BISH 8/2/1966
151 Erigeron canadensis jeep road below puu kolekole Shaded, damp, soft rock in Metrosideros forest PRESERVED_SPECIMEN wagner, w.l. mill, s.w.; r.gustafson, t.lammers, et.al. collector number: 5448 Oahu BISH 7/18/1984
152 Erigeron canadensis hawaii national park; uwekahuna partial shade PRESERVED_SPECIMEN fagerlund, g.o. mitchell, a.l. collector number: 319 Oahu BISH 2/10/1943
153 Erigeron canadensis slopes of mauna kea, waiki PRESERVED_SPECIMEN forbes, c.n. collector number: 467.h Hawaii BISH 8/8/1911
154 Erigeron canadensis near volcano house PRESERVED_SPECIMEN newell, c.l. collector number: 140 Hawaii BISH 7/22/1966
155 Erigeron canadensis keauhou ranch, kau district Growing in disturbed area of pastureland. PRESERVED_SPECIMEN davis, j. collector number: 312 Hawaii BISH 8/6/1980
156 Erigeron canadensis upper s fork of kaunakakai gulch, w of hanalilolilo, forestry road, 2nd culvert wet muddy roadside; Kyllinga, Carex, Persicaria, Lotus, Paspalum, Hedychium PRESERVED_SPECIMEN oppenheimer, h.l. collector number: h90821 Molokai BISH 9/26/2008
157 Erigeron canadensis drive down chain of craters rd about 11.9 miles towards kalapana from intersection with crater rim rd; or ca. 1 mile before naulu picnic area rd. plant was uphill from a paved pulloff Metrosideros-native shrub-Andropogon savanna community PRESERVED_SPECIMEN newell, c.l. collector number: 834 Hawaii BISH 1/23/1966
158 Erigeron canadensis East Maui, Haleakala slopes PRESERVED_SPECIMEN Rock, J.F.C. 8559 Maui BISH 9/1/1910
159 Erigeron canadensis Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 1414 Maui BISH 6/9/1982
160 Erigeron canadensis South Kohala, Waimea, Lalamilo Dry region, range paddock. PRESERVED_SPECIMEN Hosaka, E.Y. 2123 Hawaii BISH 6/1/1938
161 Erigeron canadensis Hawaii National Park; Uwekahuna PRESERVED_SPECIMEN Fagerlund, G.O. 319 Hawaii BISH 2/10/1943
162 Erigeron canadensis jeep road below puu kolekole In mesic to arid scrub PRESERVED_SPECIMEN nagata, k.m. collector number: 2709 Molokai BISH 7/29/1983
163 Erigeron canadensis Keauhou Ranch, Kau District Growing in disturbed area of pastureland. PRESERVED_SPECIMEN Davis, J. 312 Hawaii BISH 8/6/1980
164 Erigeron canadensis north hilo district; saddle road (highway 200) just west of humuula, at 24.5 miles sse of junction with hig highway 190 Common along roadside in recent (1935) pahoehoe lave flows nearly devoid of vegetation PRESERVED_SPECIMEN lorence, d.h. flynn, t. collector number: 5512 Hawaii BISH 8/7/1987
165 Erigeron canadensis Miki PRESERVED_SPECIMEN Munro, G.C. 530 Lanai BISH 3/1/1916
166 Erigeron canadensis kamoku underside of dry rocks near stream; under Aleurites, Psidium PRESERVED_SPECIMEN munro, g.c. collector number: 279 Oahu BISH 11/15/1913
167 Erigeron canadensis drive down hilina pali rd ca 4.9 miles to beginning of footprints trail (heading west towards mauna loa). walk 3.5 miles down trail to ca. 50 meters west (below) the great fault pali open Metrosideros on cinder-scrub vegetation consisting of Machaerina, Coprosma, Styphelia and Vaccinium. PRESERVED_SPECIMEN newell, c.l. collector number: 749 Hawaii BISH 9/2/1966
168 Erigeron canadensis Olinda In pasture, along road PRESERVED_SPECIMEN Hobdy, R.W. 1984 Maui BISH 2/27/1984
169 Erigeron canadensis Hilina Pali Switchback Trail at end of Hilina Pali Road Very open Metrosideros-Diospyros forest PRESERVED_SPECIMEN Newell, C.L. 265 Hawaii BISH 8/2/1966
170 Erigeron canadensis Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 1415 Maui BISH 6/9/1982
171 Erigeron canadensis Puu Laau, near hunter's cabin PRESERVED_SPECIMEN Herbst, D.R. 5209 Hawaii BISH 1/18/1975
172 Erigeron canadensis 7 miles S of Kalae turnoff PRESERVED_SPECIMEN Woolford, H.A. s.n. Hawaii BISH 12/23/1954
173 Erigeron canadensis Keauhou Ranch, Kau District, near Puu oo road Growing near road in `a`a lava. PRESERVED_SPECIMEN Davis, J. 193 Hawaii BISH 1/8/1980
174 Erigeron canadensis slopes of mauna kea PRESERVED_SPECIMEN rock, j.f.c. collector number: 8337 Lanai US 6/1/1910
175 Erigeron canadensis puna district; land of olaa, volcano transfer dump PRESERVED_SPECIMEN herbst, d.r. collector number: 5539 Hawaii BISH 10/23/1975
176 Erigeron canadensis Coral plain below Ewa & Sisal (Barber's Point) PRESERVED_SPECIMEN Forbes, C.N. 2337.O Oahu BISH 3/14/1916
177 Erigeron canadensis drive ca. 200 m down hilani pali rd from intersection with chain of craters rd. plant ca. 20 m west (right side) of road. (plot 1) PRESERVED_SPECIMEN newell, c.l. collector number: 414 Hawaii BISH 8/15/1966
178 Erigeron canadensis sand island PRESERVED_SPECIMEN herbst, d.r. takeuchi, w.n. collector number: 9072 Oahu BISH 7/6/1988
179 Erigeron canadensis Top of Nuuanu Pali Locally on grassy slopes & ledges on exposed crest PRESERVED_SPECIMEN Fosberg, F.R. 27084 Oahu BISH 9/22/1946
180 Erigeron canadensis floor of kilauea iki gravel PRESERVED_SPECIMEN neal, m.c. collector number: s.n. Oahu BISH 8/3/1929
181 Erigeron canadensis Along road to Hilina Pali Lookout PRESERVED_SPECIMEN Nagata, K.M. 3539 Hawaii BISH 6/21/1986
182 Erigeron canadensis Drive ca. 200 m down Hilani Pali Rd from intersection with Chain of Craters Rd. Plant ca. 20 m west (right side) of road. (Plot 1) Metrosideros-native shrub-Andropogon community PRESERVED_SPECIMEN Newell, C.L. 414 Hawaii BISH 8/15/1966
183 Erigeron canadensis ulupalakua, makawao Open places in pasture PRESERVED_SPECIMEN hosaka, e.y. collector number: 1694 Maui BISH 1/20/1937
184 Erigeron canadensis drive to end of hilina pali rd & walk ca. 1.7 miles down hilina pali switchback trail to base of pali where land levels out onto a plateau-like area. plant was ca. 100 meters from base of pali. (plot 47) Eragrostis tenella grassland community PRESERVED_SPECIMEN newell, c.l. collector number: 439 Hawaii BISH 8/18/1966
185 Erigeron canadensis honolulu; upper end of manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/25/1945
186 Erigeron canadensis Central Maui, Kahului In sandy soil PRESERVED_SPECIMEN Hobdy, R.W. 2003 Maui BISH 3/3/1984
187 Erigeron canadensis puu laau, near hunter's cabin PRESERVED_SPECIMEN herbst, d.r. collector number: 5209 Hawaii BISH 1/18/1975
188 Erigeron canadensis drive to end of hilani pali rd and walk about 200 m west of rainshelter. plant in grassland just w of pahoehoe lava flow , & n of large trailside metrosideros tree. (plot 2) PRESERVED_SPECIMEN newell, c.l. collector number: 285 Molokai BISH 8/3/1966
189 Erigeron canadensis Drive to end of Hilina Pali Rd & walk ca. 1.7 miles down Hilina Pali Switchback Trail to base of Pali where land levels out onto a plateau-like area. Plant was ca. 100 meters from base of Pali. (Plot 47) Eragrostis tenella grassland community PRESERVED_SPECIMEN Newell, C.L. 439 Hawaii BISH 8/18/1966
190 Erigeron canadensis Road to Kipuka Puaulu, 1.5 miles west of Kilauea Military Camp In Styphelia & Dodonaea scrub on volcanic ash on gentle slope PRESERVED_SPECIMEN Fosberg, F.R. 33292 Hawaii BISH 2/11/1951
191 Erigeron canadensis top of nuuanu pali Locally on earth slopes & ledges on exposed crest PRESERVED_SPECIMEN fosberg, f.r. collector number: 27084 Oahu BISH 9/22/1946
192 Erigeron canadensis Jeep road below Puu Kolekole In road through remnant dryland sclerophyll scrub area PRESERVED_SPECIMEN Wagner, W.L. 5448 Molokai BISH 7/18/1984
193 Erigeron canadensis Kaunakakai Ahu Tr 2(23/24); Kaulolo; Ridge above north fork of Kaunakakai Gulch; Molokai FR Dry native shrub community with scattered mixed native trees PRESERVED_SPECIMEN Jacobi, J.D. JDJ 1429 Molokai BISH 6/25/1979
194 Erigeron canadensis olinda PRESERVED_SPECIMEN hobdy, r.w. collector number: 1415 Oahu BISH 6/9/1982
195 Erigeron canadensis drive ca. 200 m down hilani pali rd from intersection with chain of craters rd. plant ca. 20 m west (right side) of road. (plot 1) Metrosideros-native shrub-Andropogon community PRESERVED_SPECIMEN newell, c.l. collector number: 413 Hawaii BISH 8/15/1966
196 Erigeron canadensis East Maui, Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 2084 Maui BISH 5/8/1984
197 Erigeron canadensis Windward Mauna Kea PRESERVED_SPECIMEN Adee, K.T. s.n. Hawaii BISH
198 Erigeron canadensis kipuka nene PRESERVED_SPECIMEN stone, b.c. collector number: 2985 Hawaii BISH 6/26/1959
199 Erigeron canadensis kaunakakai ahu tr 2(23/24); kaulole; ridge above north forl of kaunakakai gulch; molokai fr Dry native shrub community with scattered mixed native trees PRESERVED_SPECIMEN jacobi, j.d. higashino, p.k. collector number: jdj 1429 Molokai BISH 6/25/1979
200 Erigeron canadensis Keauhou Ranch, Kau District, near Puu oo road Near road in `a`a lava. PRESERVED_SPECIMEN Davis, J. ESP team Collector Number: 194 Hawaii BISH 1/8/1980
201 Erigeron canadensis Puna District; land of Olaa, Volcano transfer dump PRESERVED_SPECIMEN Herbst, D.R. 5539 Hawaii BISH 10/23/1975
202 Erigeron canadensis Gulch north of Kaonohiokala Ridge. Severely degraded area of dry shrubland and forest. PRESERVED_SPECIMEN Hank Oppenheimer H40730 Lanai PTBG 4/25/2007
203 Erigeron canadensis Keauhou Ranch, Kau District Growing in disturbed area of pastureland. PRESERVED_SPECIMEN Davis, J. Collector Number: 312 Hawaii BISH 8/6/1980
204 Erigeron canadensis Diamond Head crater PRESERVED_SPECIMEN Christophersen, E. 1466 Oahu BISH 1/22/1931
205 Erigeron canadensis Haleakala National Park, Leg 10, south slope PRESERVED_SPECIMEN Gagné, B.H. 3050 Maui BISH 4/15/1991
206 Erigeron canadensis Sand Island PRESERVED_SPECIMEN Herbst, D.R. 9072 Midway Atoll BISH 7/6/1988
207 Erigeron canadensis PRESERVED_SPECIMEN O Degener|I Degener AK 11/25/1966
208 Erigeron canadensis hawaiian bog survey 1938. hawaii. kau, mauna chi flow. PRESERVED_SPECIMEN c. skottsberg 3285 Molokai F 9/15/1938
209 Erigeron canadensis honolulu, upper end of manoa valley Rain forest PRESERVED_SPECIMEN e. l. caum s.n. NCSC 7/28/1945
210 Erigeron canadensis Pohakea Gulch, on ridgetop. Grazed and degraded Metrosideros shrubland. PRESERVED_SPECIMEN Hank Oppenheimer H60154 Maui PTBG 6/20/2001
211 Erigeron canadensis E. Maui, Kahikinui, Pahihi drainage basin. In grassland heavily browsed by feral goats and occasional pig. Degraded Acacia/Metrosideros montane mesic forest. PRESERVED_SPECIMEN Hank Oppenheimer H90622 Maui PTBG 9/27/2006
212 Erigeron canadensis Makawao F. R., roadside weed in the vicinity of the Kahakapao Water Treatment Facility. PRESERVED_SPECIMEN Hank Oppenheimer H100032 Maui PTBG 10/15/2000
213 Erigeron canadensis Saddle Road (Highway 200), just W of Humuula, at 24.5 miles SSE of junction with Highway 190. Recent (1935) pahoehoe lava flows nearly devoid of vegetation. PRESERVED_SPECIMEN David H. Lorence 5512 Hawaii PTBG 8/7/1987
214 Erigeron canadensis Kilauea Point National Wildlife Refuge, East below Crater Hill, along the Nihoku Fenceline, N outside of Plot P8 along road. Coastal Dry Shrublands with Pluchea, Lantana, and Non-native grasses. PRESERVED_SPECIMEN Natalia Tangalin 2425 Kauai PTBG 1/21/2013
215 Erigeron canadensis Upper South fork of Kaunakakai Gulch, W of Hanalilolilo, along Forestry Road near 2nd culvert. PRESERVED_SPECIMEN Hank Oppenheimer H90821 Molokai PTBG 9/26/2008
216 Erigeron canadensis In old pasture between Manawainui and Papalaua gulches. PRESERVED_SPECIMEN Hank Oppenheimer H110501 Maui PTBG 11/8/2005
217 Erigeron canadensis Kaupulehu Preserve (leased by NTBG), located 10 miles east of Kailua-Kona. Regional elev. 2050-2100 ft. Dry forest. PRESERVED_SPECIMEN David H. Lorence 8163 Hawaii PTBG 11/14/1997
218 Erigeron canadensis Lua Makika, Kaho'olawe; west of rim in experimntal planting area. PRESERVED_SPECIMEN Kim Starr Starr-050208-2 Kahoolawe PTBG 2/8/2005
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