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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:

Stems:

Roots:

Leaves:

Flowers:

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 kaaliwai In grassy vales PRESERVED_SPECIMEN st.john, h. collector number: 23568 Niihau BISH 3/29/1949
2 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
3 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
4 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
5 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
6 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
7 Erigeron canadensis south kohala, waimea, range paddock Common in dry region PRESERVED_SPECIMEN hosaka, e.y. collector number: 2056 Hawaii BISH 5/21/1938
8 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
9 Erigeron canadensis south kohala, waimea, lalamilo PRESERVED_SPECIMEN hosaka, e.y. collector number: 2123 Oahu BISH 6/1/1938
10 Erigeron canadensis coral plain below ewa & sisal (barber's point) PRESERVED_SPECIMEN forbes, c.n. collector number: 2337.o Oahu BISH 3/14/1916
11 Erigeron canadensis Humuula Trail to summit of Mauna Kea PRESERVED_SPECIMEN Forbes, C.N. 847.H Hawaii BISH 6/14/1915
12 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
13 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
14 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
15 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
16 Erigeron canadensis Central Maui, Forestry Base yard PRESERVED_SPECIMEN Hobdy, R.W. 1875 Maui BISH 12/20/1983
17 Erigeron canadensis mauna kea; above saddle road, near humuula PRESERVED_SPECIMEN christ, j.h. collector number: s.n. Hawaii BISH 1/8/1957
18 Erigeron canadensis along road to hilina pali lookout PRESERVED_SPECIMEN nagata, k.m. collector number: 3539 Hawaii BISH 6/21/1986
19 Erigeron canadensis Honolulu; Upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/25/1945
20 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
21 Erigeron canadensis windward mauna kea PRESERVED_SPECIMEN adee, k.t. collector number: s.n. Maui BISH
22 Erigeron canadensis Kahului Industrial Area In vacant sandy lot PRESERVED_SPECIMEN Hobdy, R.W. 1402 Maui BISH 5/24/1982
23 Erigeron canadensis Honolulu; Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/25/1945
24 Erigeron canadensis Slopes of Mauna Kea PRESERVED_SPECIMEN Rock, J.F.C. 8337 Hawaii BISH 6/1/1910
25 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
26 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
27 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
28 Erigeron canadensis Mauna Kea (Puu Laau Road) In open Mamane-Naio forest. PRESERVED_SPECIMEN Engilis Jr., A. 19 Hawaii BISH 8/19/1987
29 Erigeron canadensis Floor of Kilauea iki PRESERVED_SPECIMEN Neal, M.C. s.n. Hawaii BISH 8/3/1929
30 Erigeron canadensis olinda In pasture, along road PRESERVED_SPECIMEN hobdy, r.w. collector number: 1984 Maui BISH 2/27/1984
31 Erigeron canadensis Waimanalo Very localized on sand dunes PRESERVED_SPECIMEN Degener, O. 18105 Oahu BISH 2/24/1928
32 Erigeron canadensis West Kaupo Gap, Haleakala National Park, above exclosure PRESERVED_SPECIMEN Gagné, B.H. 3058 Maui BISH 4/29/1991
33 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
34 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
35 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
36 Erigeron canadensis Honolulu; Upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/28/1945
37 Erigeron canadensis honolulu; upper end of manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/28/1945
38 Erigeron canadensis east maui, puu ouli PRESERVED_SPECIMEN forbes, c.n. collector number: 2144.m Maui BISH 9/4/1920
39 Erigeron canadensis Kamoku PRESERVED_SPECIMEN Munro, G.C. 235 Lanai BISH 11/15/1913
40 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
41 Erigeron canadensis kahua ranch On top of coarse, dry wind-swept place PRESERVED_SPECIMEN hosaka, e.y. collector number: s.n. Hawaii BISH
42 Erigeron canadensis Honokaa, Tex's Drive-Inn. Growing around parking lot. PRESERVED_SPECIMEN Nagata, K.M. 4123 Hawaii BISH 12/1/1990
43 Erigeron canadensis Central Maui, Kahului Industrial area In sand PRESERVED_SPECIMEN Hobdy, R.W. 2085 Maui BISH 5/8/1984
44 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
45 Erigeron canadensis Slopes of Mauna Kea, Waiki PRESERVED_SPECIMEN Forbes, C.N. 467.H Hawaii BISH 8/1/1911
46 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
47 Erigeron canadensis punaula valley Bare eroded ridges PRESERVED_SPECIMEN st.john, h. fosberg, f.r. collector number: 12790 Molokai BISH 12/28/1932
48 Erigeron canadensis Diamond Head Grassy bottom of crater PRESERVED_SPECIMEN St. John, H. 10551 Oahu BISH 5/10/1930
49 Erigeron canadensis Punaula Valley Bare eroded ridges PRESERVED_SPECIMEN St. John, H. 12790 Molokai BISH 12/28/1932
50 Erigeron canadensis olinda In pasture PRESERVED_SPECIMEN hobdy, r.w. collector number: 1414 Maui BISH 6/9/1982
51 Erigeron canadensis miki PRESERVED_SPECIMEN munro, g.c. collector number: 510 Lanai BISH 2/8/1916
52 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
53 Erigeron canadensis miki moist forest PRESERVED_SPECIMEN munro, g.c. collector number: 530 Oahu BISH 3/1/1916
54 Erigeron canadensis Haleakala Crater PRESERVED_SPECIMEN Forbes, C.N. 1097.M Maui BISH 8/8/1919
55 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
56 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
57 Erigeron canadensis East Maui, Puu Ouli PRESERVED_SPECIMEN Forbes, C.N. 2144.M Maui BISH 4/4/1920
58 Erigeron canadensis Kipuka Nene PRESERVED_SPECIMEN Stone, B.C. 2985 Hawaii BISH 6/26/1959
59 Erigeron canadensis humuula trail to summit of mauna kea PRESERVED_SPECIMEN forbes, c.n. collector number: 847.h Hawaii BISH 6/14/1915
60 Erigeron canadensis east maui, puu ouli PRESERVED_SPECIMEN forbes, c.n. collector number: 2144.m Maui BISH 4/4/1920
61 Erigeron canadensis haleakala crater PRESERVED_SPECIMEN forbes, c.n. collector number: 1097.m Maui BISH 8/8/1919
62 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
63 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
64 Erigeron canadensis puu laau, near hunter's cabin PRESERVED_SPECIMEN herbst, d.r. collector number: 5209 Hawaii BISH 1/18/1975
65 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
66 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
67 Erigeron canadensis central maui, forestry base yard PRESERVED_SPECIMEN hobdy, r.w. collector number: 1875 Maui BISH 12/20/1983
68 Erigeron canadensis Kamoku PRESERVED_SPECIMEN Munro, G.C. 279 Lanai BISH 11/15/1913
69 Erigeron canadensis Ulupalakua, Makawao Open places in pasture PRESERVED_SPECIMEN Hosaka, E.Y. 1694 Maui BISH 1/20/1937
70 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
71 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
72 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
73 Erigeron canadensis East Maui, Puu Ouli PRESERVED_SPECIMEN Forbes, C.N. 2144.M Maui BISH 9/4/1920
74 Erigeron canadensis kamoku PRESERVED_SPECIMEN munro, g.c. collector number: 235 Lanai BISH 11/15/1913
75 Erigeron canadensis kahului industrial area In vacant sandy lot PRESERVED_SPECIMEN hobdy, r.w. collector number: 1402 Maui BISH 5/24/1982
76 Erigeron canadensis South Kohala, Waimea, Range Paddock Common in dry region PRESERVED_SPECIMEN Hosaka, E.Y. 2056 Hawaii BISH 5/21/1938
77 Erigeron canadensis east maui, haleakala slopes PRESERVED_SPECIMEN rock, j.f.c. collector number: 8559 Maui BISH 9/1/1910
78 Erigeron canadensis Honopu Valley PRESERVED_SPECIMEN Corn, C. Davis, J. Collector Number: s.n. Kauai BISH 7/17/1984
79 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
80 Erigeron canadensis S Half of Island PRESERVED_SPECIMEN Stokes, J.F.G. Not on sheet Niihau BISH 1/1/1912
81 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
82 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
83 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
84 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
85 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
86 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
87 Erigeron canadensis Hawaii National Park; Uwekahuna PRESERVED_SPECIMEN Fagerlund, G.O. 319 Hawaii BISH 2/10/1943
88 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
89 Erigeron canadensis Keauhou Ranch, Kau District Growing in disturbed area of pastureland. PRESERVED_SPECIMEN Davis, J. 312 Hawaii BISH 8/6/1980
90 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
91 Erigeron canadensis Miki PRESERVED_SPECIMEN Munro, G.C. 530 Lanai BISH 3/1/1916
92 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
93 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
94 Erigeron canadensis Olinda In pasture, along road PRESERVED_SPECIMEN Hobdy, R.W. 1984 Maui BISH 2/27/1984
95 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
96 Erigeron canadensis Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 1415 Maui BISH 6/9/1982
97 Erigeron canadensis Puu Laau, near hunter's cabin PRESERVED_SPECIMEN Herbst, D.R. 5209 Hawaii BISH 1/18/1975
98 Erigeron canadensis 7 miles S of Kalae turnoff PRESERVED_SPECIMEN Woolford, H.A. s.n. Hawaii BISH 12/23/1954
99 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
100 Erigeron canadensis slopes of mauna kea PRESERVED_SPECIMEN rock, j.f.c. collector number: 8337 Lanai US 6/1/1910
101 Erigeron canadensis puna district; land of olaa, volcano transfer dump PRESERVED_SPECIMEN herbst, d.r. collector number: 5539 Hawaii BISH 10/23/1975
102 Erigeron canadensis Coral plain below Ewa & Sisal (Barber's Point) PRESERVED_SPECIMEN Forbes, C.N. 2337.O Oahu BISH 3/14/1916
103 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
104 Erigeron canadensis sand island PRESERVED_SPECIMEN herbst, d.r. takeuchi, w.n. collector number: 9072 Oahu BISH 7/6/1988
105 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
106 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
107 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
108 Erigeron canadensis Jeep road below Puu Kolekole In mesic to arid scrub PRESERVED_SPECIMEN Nagata, K.M. 2709 Molokai BISH 7/29/1983
109 Erigeron canadensis Kaaliwai In grassy vales PRESERVED_SPECIMEN St. John, H. 23568 Niihau BISH 3/29/1949
110 Erigeron canadensis s half of island PRESERVED_SPECIMEN stokes, j.f.g. Niihau BISH
111 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
112 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
113 Erigeron canadensis diamond head crater PRESERVED_SPECIMEN christophersen, e. wilder, g.p.; hume, e.p. collector number: 1466 Oahu BISH 1/22/1931
114 Erigeron canadensis Hawaii National Park; Kau Desert, Puu O Hale PRESERVED_SPECIMEN Fagerlund, G.O. 71 Hawaii BISH 10/22/1942
115 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
116 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
117 Erigeron canadensis hawaii national park; uwekahuna partial shade PRESERVED_SPECIMEN fagerlund, g.o. mitchell, a.l. collector number: 319 Oahu BISH 2/10/1943
118 Erigeron canadensis slopes of mauna kea, waiki PRESERVED_SPECIMEN forbes, c.n. collector number: 467.h Hawaii BISH 8/8/1911
119 Erigeron canadensis near volcano house PRESERVED_SPECIMEN newell, c.l. collector number: 140 Hawaii BISH 7/22/1966
120 Erigeron canadensis keauhou ranch, kau district Growing in disturbed area of pastureland. PRESERVED_SPECIMEN davis, j. collector number: 312 Hawaii BISH 8/6/1980
121 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
122 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
123 Erigeron canadensis East Maui, Haleakala slopes PRESERVED_SPECIMEN Rock, J.F.C. 8559 Maui BISH 9/1/1910
124 Erigeron canadensis Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 1414 Maui BISH 6/9/1982
125 Erigeron canadensis South Kohala, Waimea, Lalamilo Dry region, range paddock. PRESERVED_SPECIMEN Hosaka, E.Y. 2123 Hawaii BISH 6/1/1938
126 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
127 Erigeron canadensis floor of kilauea iki gravel PRESERVED_SPECIMEN neal, m.c. collector number: s.n. Oahu BISH 8/3/1929
128 Erigeron canadensis Along road to Hilina Pali Lookout PRESERVED_SPECIMEN Nagata, K.M. 3539 Hawaii BISH 6/21/1986
129 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
130 Erigeron canadensis ulupalakua, makawao Open places in pasture PRESERVED_SPECIMEN hosaka, e.y. collector number: 1694 Maui BISH 1/20/1937
131 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
132 Erigeron canadensis honolulu; upper end of manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/25/1945
133 Erigeron canadensis Central Maui, Kahului In sandy soil PRESERVED_SPECIMEN Hobdy, R.W. 2003 Maui BISH 3/3/1984
134 Erigeron canadensis olinda PRESERVED_SPECIMEN hobdy, r.w. collector number: 1415 Oahu BISH 6/9/1982
135 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
136 Erigeron canadensis East Maui, Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 2084 Maui BISH 5/8/1984
137 Erigeron canadensis Windward Mauna Kea PRESERVED_SPECIMEN Adee, K.T. s.n. Hawaii BISH
138 Erigeron canadensis kipuka nene PRESERVED_SPECIMEN stone, b.c. collector number: 2985 Hawaii BISH 6/26/1959
139 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
140 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
141 Erigeron canadensis Puna District; land of Olaa, Volcano transfer dump PRESERVED_SPECIMEN Herbst, D.R. 5539 Hawaii BISH 10/23/1975
142 Erigeron canadensis Keauhou Ranch, Kau District Growing in disturbed area of pastureland. PRESERVED_SPECIMEN Davis, J. Collector Number: 312 Hawaii BISH 8/6/1980
143 Erigeron canadensis Diamond Head crater PRESERVED_SPECIMEN Christophersen, E. 1466 Oahu BISH 1/22/1931
144 Erigeron canadensis Haleakala National Park, Leg 10, south slope PRESERVED_SPECIMEN Gagné, B.H. 3050 Maui BISH 4/15/1991
145 Erigeron canadensis Sand Island PRESERVED_SPECIMEN Herbst, D.R. 9072 Midway Atoll BISH 7/6/1988
146 Erigeron canadensis PRESERVED_SPECIMEN O Degener|I Degener AK 11/25/1966
147 Erigeron canadensis hawaiian bog survey 1938. hawaii. kau, mauna chi flow. PRESERVED_SPECIMEN c. skottsberg 3285 Molokai F 9/15/1938
148 Erigeron canadensis honolulu, upper end of manoa valley Rain forest PRESERVED_SPECIMEN e. l. caum s.n. NCSC 7/28/1945
149 Erigeron canadensis On Kaholuamanoa, above Waimea PRESERVED_SPECIMEN Heller, A. A. 2820 Kauai US 1895-00-00
150 Erigeron canadensis Pohakea Gulch, on ridgetop. Grazed and degraded Metrosideros shrubland. PRESERVED_SPECIMEN Hank Oppenheimer H60154 Maui PTBG 6/20/2001
151 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
152 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
153 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
154 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
155 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
156 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
157 Erigeron canadensis In old pasture between Manawainui and Papalaua gulches. PRESERVED_SPECIMEN Hank Oppenheimer H110501 Maui PTBG 11/8/2005
158 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
159 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
160 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
161 Erigeron canadensis Hawaii Volcanoes National Park, Kilauea, upper end of Bird Park Road PRESERVED_SPECIMEN Fosberg, F. R. 45151 Hawaii US 3/14/1964
162 Erigeron canadensis Waimea, S. Kohala PRESERVED_SPECIMEN Hosaka, E. Y. 2056 Hawaii US 5/21/1938
163 Erigeron canadensis humuula sheep station PRESERVED_SPECIMEN a. s. hitchcock 14441 Maui US 8/27/1916
164 Erigeron canadensis hilina pali, hawaii volcanoes national park PRESERVED_SPECIMEN f. r. fosberg 60633 Hawaii US 9/11/1980
165 Erigeron canadensis East Maui; Haleakala slopes PRESERVED_SPECIMEN Rock, J. F. 8559 Maui US 9/10/2020
166 Erigeron canadensis slopes of Mauna Kea? PRESERVED_SPECIMEN Rock, J. F. 8337? Hawaii US 6/10/2020
167 Erigeron canadensis Pahoehoe flow between Mauna Iki & highway, near trail, Kau Desert PRESERVED_SPECIMEN Eggler, W. A. 179 Hawaii US 1965-00-00
168 Erigeron canadensis Honolulu, Manoa Valley, A weed PRESERVED_SPECIMEN Caum, E. L. s.n. Oahu US 7/25/1945
169 Erigeron canadensis Hilina Pali, Hawaii Volcanoes National Park PRESERVED_SPECIMEN Fosberg, F. R. 60633 Hawaii US 9/11/1980
170 Erigeron canadensis slopes of mauna kea? PRESERVED_SPECIMEN j. f. rock 8337? Lanai US
171 Erigeron canadensis 7 miles west of volcano house, kilauea, lava desert PRESERVED_SPECIMEN o. degener & h. wiebke 2152 Hawaii US 7/21/1926
172 Erigeron canadensis Humuula Sheep Station PRESERVED_SPECIMEN Hitchcock, A. S. 14441 Hawaii US 8/27/2016
173 Erigeron canadensis on Kaholuamanoa, above Waimea PRESERVED_SPECIMEN Heller, A. A. 2820 Kauai US 1895-00-00
174 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
175 Erigeron canadensis hawaii volcanoes national park, kilauea, upper end of bird park road PRESERVED_SPECIMEN f. r. fosberg 45151 Hawaii US 3/14/1964
176 Erigeron canadensis East Maui; Pu`u Ouli PRESERVED_SPECIMEN Forbes, C. N. 2144.M Maui US 4/4/2020
177 Erigeron canadensis on kaholuamanoa, above waimea PRESERVED_SPECIMEN a. a. heller 2820 Kauai US 1895-09-10
178 Erigeron canadensis 7 miles west of Volcano House, Kilauea, Lava desert PRESERVED_SPECIMEN Degener, O.; Wiebke, H. 2152 Hawaii US 7/21/2026
179 Erigeron canadensis Puna District, land of Olaa, Volcano transfer dump PRESERVED_SPECIMEN Herbst, D. R. 5539 Hawaii US 10/23/1975
180 Erigeron canadensis east maui; haleakala slopes PRESERVED_SPECIMEN j. f. rock 8559 Maui US
181 Erigeron canadensis waimea, s. kohala PRESERVED_SPECIMEN e. y. hosaka 2056 Hawaii US 5/21/1938
182 Erigeron canadensis east maui; pu`u ouli PRESERVED_SPECIMEN c. n. forbes 2144.m Maui US 4/4/1920
183 Erigeron canadensis puna district, land of olaa, volcano transfer dump PRESERVED_SPECIMEN d. r. herbst 5539 Hawaii US 10/23/1975
184 Erigeron canadensis near Hilina Pali lookout PRESERVED_SPECIMEN Nagata, K. M. 1864 Hawaii US 5/30/1979
185 Erigeron canadensis slopes of mauna kea Mesic cliffs and forest patches PRESERVED_SPECIMEN j. f. rock 8337 Kauai US
186 Erigeron canadensis Slopes of Mauna Kea PRESERVED_SPECIMEN Rock, J. F. 8337 Hawaii US 6/10/2020
187 Erigeron canadensis honolulu, manoa valley, a weed PRESERVED_SPECIMEN e. l. caum s.n. Oahu US 7/25/1945
188 Erigeron canadensis Honolulu, upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E. L. s.n. Oahu US 7/28/1945
189 Erigeron canadensis Miki PRESERVED_SPECIMEN Munro, G.C. 510 Lanai BISH 2/8/1916
190 Erigeron canadensis east maui, olinda In pasture PRESERVED_SPECIMEN hobdy, r.w. collector number: 2084 Maui BISH 5/8/1984
191 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
192 Erigeron canadensis 7 miles s of kalae turnoff PRESERVED_SPECIMEN woolford, h.a. collector number: s.n. Hawaii BISH 12/23/1954
193 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
194 Erigeron canadensis central maui, kahului In sandy soil PRESERVED_SPECIMEN hobdy, r.w. collector number: 2003 Maui BISH 3/3/1984
195 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
196 Erigeron canadensis [hawaiian islands; u.s.a.; molokai; hawaii; maui PRESERVED_SPECIMEN russell, c.a. collector number: s.n. Molokai BISH 10/22/1987
197 Erigeron canadensis pahoehoe flow between mauna iki & highway, near trail, kau desert PRESERVED_SPECIMEN w. a. eggler 179 Hawaii US 7/9/1965
198 Erigeron canadensis kilauea volcano PRESERVED_SPECIMEN forbes, c.n. brigham, w.t.; thompson, c.l. collector number: s.n. Hawaii BISH 9/1/1908
199 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
200 Erigeron canadensis Kahua Ranch On top of coarse, dry wind-swept place PRESERVED_SPECIMEN Hosaka, E.Y. s.n. Hawaii BISH
201 Erigeron canadensis central maui, kahului industrial area In sand PRESERVED_SPECIMEN hobdy, r.w. collector number: 2085 Maui BISH 5/8/1984
202 Erigeron canadensis Near Volcano House PRESERVED_SPECIMEN Newell, C.L. 140 Hawaii BISH 7/22/1966
203 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
204 Erigeron canadensis west molokai PRESERVED_SPECIMEN e. y. hosaka 506 Molokai US 8/15/1931
205 Erigeron canadensis near hilina pali lookout PRESERVED_SPECIMEN k. nagata 1864 Hawaii US 5/30/1979
206 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
207 Erigeron canadensis Mauna Kea; north of Pohakuloa On sheep-devastated slope PRESERVED_SPECIMEN Degener, O. 20234 Hawaii BISH 8/18/1949
208 Erigeron canadensis Mauna Kea; above Saddle Road, near Humuula PRESERVED_SPECIMEN Christ, J.H. s.n. Hawaii BISH 1/1/1957
209 Erigeron canadensis honolulu; manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/25/1945
210 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
211 Erigeron canadensis kaholuamanoa, above waimea PRESERVED_SPECIMEN heller, a.a. collector number: 2820 Kauai BISH 1895-09-10
212 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
213 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
214 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
215 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
216 Erigeron canadensis West Molokai PRESERVED_SPECIMEN Hosaka, E. Y. 506 Molokai US 8/15/1931
217 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
218 Erigeron canadensis diamond head Grassy bottom of crater PRESERVED_SPECIMEN st.john, h. christophersen, e. collector number: 10551 Oahu BISH 5/10/1930
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