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

Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Synonyms (39)

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)

Other References

Wagner et al. 1990:288 (no NWHI records, Ni, K, O, Mo, L, M, H); Wagner & Herbst 1995:16 (Mi); Starr et al. 2006:32 (Ka)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Erigeron canadensis L. 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
2 Erigeron canadensis L. miki moist forest PRESERVED_SPECIMEN munro, g.c. collector number: 530 Oahu BISH 3/1/1916
3 Erigeron canadensis L. 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
4 Erigeron canadensis L. 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
5 Erigeron canadensis L. Haleakala Crater PRESERVED_SPECIMEN Forbes, C.N. 1097.M Maui BISH 8/8/1919
6 Erigeron canadensis L. Kipuka Nene PRESERVED_SPECIMEN Stone, B.C. 2985 Hawaii BISH 6/26/1959
7 Erigeron canadensis L. East Maui, Puu Ouli PRESERVED_SPECIMEN Forbes, C.N. 2144.M Maui BISH 4/4/1920
8 Erigeron canadensis L. east maui, puu ouli PRESERVED_SPECIMEN forbes, c.n. collector number: 2144.m Maui BISH 4/4/1920
9 Erigeron canadensis L. humuula trail to summit of mauna kea PRESERVED_SPECIMEN forbes, c.n. collector number: 847.h Hawaii BISH 6/14/1915
10 Erigeron canadensis L. haleakala crater PRESERVED_SPECIMEN forbes, c.n. collector number: 1097.m Maui BISH 8/8/1919
11 Erigeron canadensis L. 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
12 Erigeron canadensis L. kalepa ridge with Metrosideros, Styphelia, Vaccinium, Deschampsia; old aa lava PRESERVED_SPECIMEN corn, c. collector number: s.n. Hawaii BISH 7/20/1977
13 Erigeron canadensis L. 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
14 Erigeron canadensis L. 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
15 Erigeron canadensis L. central maui, forestry base yard PRESERVED_SPECIMEN hobdy, r.w. collector number: 1875 Maui BISH 12/20/1983
16 Erigeron canadensis L. Kamoku PRESERVED_SPECIMEN Munro, G.C. 279 Lanai BISH 11/15/1913
17 Erigeron canadensis L. Ulupalakua, Makawao Open places in pasture PRESERVED_SPECIMEN Hosaka, E.Y. 1694 Maui BISH 1/20/1937
18 Erigeron canadensis L. 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
19 Erigeron canadensis L. 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
20 Erigeron canadensis L. 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
21 Erigeron canadensis L. East Maui, Puu Ouli PRESERVED_SPECIMEN Forbes, C.N. 2144.M Maui BISH 9/4/1920
22 Erigeron canadensis L. kamoku PRESERVED_SPECIMEN munro, g.c. collector number: 235 Lanai BISH 11/15/1913
23 Erigeron canadensis L. kahului industrial area In vacant sandy lot PRESERVED_SPECIMEN hobdy, r.w. collector number: 1402 Maui BISH 5/24/1982
24 Erigeron canadensis L. South Kohala, Waimea, Range Paddock Common in dry region PRESERVED_SPECIMEN Hosaka, E.Y. 2056 Hawaii BISH 5/21/1938
25 Erigeron canadensis L. east maui, haleakala slopes PRESERVED_SPECIMEN rock, j.f.c. collector number: 8559 Maui BISH 9/1/1910
26 Erigeron canadensis L. Honopu Valley PRESERVED_SPECIMEN Corn, C. Davis, J. Collector Number: s.n. Kauai BISH 7/17/1984
27 Erigeron canadensis L. 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
28 Erigeron canadensis L. 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
29 Erigeron canadensis L. S Half of Island PRESERVED_SPECIMEN Stokes, J.F.G. Not on sheet Niihau BISH 1/1/1912
30 Erigeron canadensis L. 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
31 Erigeron canadensis L. Kaaliwai In grassy vales PRESERVED_SPECIMEN St. John, H. 23568 Niihau BISH 3/29/1949
32 Erigeron canadensis L. Jeep road below Puu Kolekole In mesic to arid scrub PRESERVED_SPECIMEN Nagata, K.M. 2709 Molokai BISH 7/29/1983
33 Erigeron canadensis L. s half of island PRESERVED_SPECIMEN stokes, j.f.g. Niihau BISH
34 Erigeron canadensis L. hawaii national park; kau desert, puu o hale PRESERVED_SPECIMEN fagerlund, g.o. mitchell, a.l. collector number: 71 Hawaii BISH 10/22/1942
35 Erigeron canadensis L. 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
36 Erigeron canadensis L. Hawaii National Park; Kau Desert, Puu O Hale PRESERVED_SPECIMEN Fagerlund, G.O. 71 Hawaii BISH 10/22/1942
37 Erigeron canadensis L. diamond head crater PRESERVED_SPECIMEN christophersen, e. wilder, g.p.; hume, e.p. collector number: 1466 Oahu BISH 1/22/1931
38 Erigeron canadensis L. near volcano house PRESERVED_SPECIMEN newell, c.l. collector number: 140 Hawaii BISH 7/22/1966
39 Erigeron canadensis L. 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
40 Erigeron canadensis L. 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
41 Erigeron canadensis L. hawaii national park; uwekahuna partial shade PRESERVED_SPECIMEN fagerlund, g.o. mitchell, a.l. collector number: 319 Oahu BISH 2/10/1943
42 Erigeron canadensis L. slopes of mauna kea, waiki PRESERVED_SPECIMEN forbes, c.n. collector number: 467.h Hawaii BISH 8/8/1911
43 Erigeron canadensis L. keauhou ranch, kau district Growing in disturbed area of pastureland. PRESERVED_SPECIMEN davis, j. collector number: 312 Hawaii BISH 8/6/1980
44 Erigeron canadensis L. 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
45 Erigeron canadensis L. Top of Nuuanu Pali Locally on grassy slopes & ledges on exposed crest PRESERVED_SPECIMEN Fosberg, F.R. 27084 Oahu BISH 9/22/1946
46 Erigeron canadensis L. 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
47 Erigeron canadensis L. East Maui, Haleakala slopes PRESERVED_SPECIMEN Rock, J.F.C. 8559 Maui BISH 9/1/1910
48 Erigeron canadensis L. Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 1414 Maui BISH 6/9/1982
49 Erigeron canadensis L. South Kohala, Waimea, Lalamilo Dry region, range paddock. PRESERVED_SPECIMEN Hosaka, E.Y. 2123 Hawaii BISH 6/1/1938
50 Erigeron canadensis L. 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
51 Erigeron canadensis L. floor of kilauea iki gravel PRESERVED_SPECIMEN neal, m.c. collector number: s.n. Oahu BISH 8/3/1929
52 Erigeron canadensis L. Along road to Hilina Pali Lookout PRESERVED_SPECIMEN Nagata, K.M. 3539 Hawaii BISH 6/21/1986
53 Erigeron canadensis L. ulupalakua, makawao Open places in pasture PRESERVED_SPECIMEN hosaka, e.y. collector number: 1694 Maui BISH 1/20/1937
54 Erigeron canadensis L. 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
55 Erigeron canadensis L. Central Maui, Kahului In sandy soil PRESERVED_SPECIMEN Hobdy, R.W. 2003 Maui BISH 3/3/1984
56 Erigeron canadensis L. honolulu; upper end of manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/25/1945
57 Erigeron canadensis L. puu laau, near hunter's cabin PRESERVED_SPECIMEN herbst, d.r. collector number: 5209 Hawaii BISH 1/18/1975
58 Erigeron canadensis L. 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
59 Erigeron canadensis L. 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
60 Erigeron canadensis L. Hawaii National Park; Uwekahuna PRESERVED_SPECIMEN Fagerlund, G.O. 319 Hawaii BISH 2/10/1943
61 Erigeron canadensis L. 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
62 Erigeron canadensis L. 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
63 Erigeron canadensis L. jeep road below puu kolekole In mesic to arid scrub PRESERVED_SPECIMEN nagata, k.m. collector number: 2709 Molokai BISH 7/29/1983
64 Erigeron canadensis L. Keauhou Ranch, Kau District Growing in disturbed area of pastureland. PRESERVED_SPECIMEN Davis, J. 312 Hawaii BISH 8/6/1980
65 Erigeron canadensis L. 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
66 Erigeron canadensis L. 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
67 Erigeron canadensis L. Miki PRESERVED_SPECIMEN Munro, G.C. 530 Lanai BISH 3/1/1916
68 Erigeron canadensis L. kamoku underside of dry rocks near stream; under Aleurites, Psidium PRESERVED_SPECIMEN munro, g.c. collector number: 279 Oahu BISH 11/15/1913
69 Erigeron canadensis L. Olinda In pasture, along road PRESERVED_SPECIMEN Hobdy, R.W. 1984 Maui BISH 2/27/1984
70 Erigeron canadensis L. 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
71 Erigeron canadensis L. Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 1415 Maui BISH 6/9/1982
72 Erigeron canadensis L. Puu Laau, near hunter's cabin PRESERVED_SPECIMEN Herbst, D.R. 5209 Hawaii BISH 1/18/1975
73 Erigeron canadensis L. slopes of mauna kea PRESERVED_SPECIMEN rock, j.f.c. collector number: 8337 Lanai US 6/1/1910
74 Erigeron canadensis L. 7 miles S of Kalae turnoff PRESERVED_SPECIMEN Woolford, H.A. s.n. Hawaii BISH 12/23/1954
75 Erigeron canadensis L. 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
76 Erigeron canadensis L. 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
77 Erigeron canadensis L. puna district; land of olaa, volcano transfer dump PRESERVED_SPECIMEN herbst, d.r. collector number: 5539 Hawaii BISH 10/23/1975
78 Erigeron canadensis L. Coral plain below Ewa & Sisal (Barber's Point) PRESERVED_SPECIMEN Forbes, C.N. 2337.O Oahu BISH 3/14/1916
79 Erigeron canadensis L. sand island PRESERVED_SPECIMEN herbst, d.r. takeuchi, w.n. collector number: 9072 Oahu BISH 7/6/1988
80 Erigeron canadensis L. 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
81 Erigeron canadensis L. Jeep road below Puu Kolekole In road through remnant dryland sclerophyll scrub area PRESERVED_SPECIMEN Wagner, W.L. 5448 Molokai BISH 7/18/1984
82 Erigeron canadensis L. 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
83 Erigeron canadensis L. 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
84 Erigeron canadensis L. olinda PRESERVED_SPECIMEN hobdy, r.w. collector number: 1415 Oahu BISH 6/9/1982
85 Erigeron canadensis L. East Maui, Olinda In pasture PRESERVED_SPECIMEN Hobdy, R.W. 2084 Maui BISH 5/8/1984
86 Erigeron canadensis L. kipuka nene PRESERVED_SPECIMEN stone, b.c. collector number: 2985 Hawaii BISH 6/26/1959
87 Erigeron canadensis L. Windward Mauna Kea PRESERVED_SPECIMEN Adee, K.T. s.n. Hawaii BISH
88 Erigeron canadensis L. 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
89 Erigeron canadensis L. Diamond Head crater PRESERVED_SPECIMEN Christophersen, E. 1466 Oahu BISH 1/22/1931
90 Erigeron canadensis L. 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
91 Erigeron canadensis L. Puna District; land of Olaa, Volcano transfer dump PRESERVED_SPECIMEN Herbst, D.R. 5539 Hawaii BISH 10/23/1975
92 Erigeron canadensis L. Keauhou Ranch, Kau District Growing in disturbed area of pastureland. PRESERVED_SPECIMEN Davis, J. Collector Number: 312 Hawaii BISH 8/6/1980
93 Erigeron canadensis L. Haleakala National Park, Leg 10, south slope PRESERVED_SPECIMEN Gagné, B.H. 3050 Maui BISH 4/15/1991
94 Erigeron canadensis L. Sand Island PRESERVED_SPECIMEN Herbst, D.R. 9072 Midway Atoll BISH 7/6/1988
95 Erigeron canadensis L. hawaiian bog survey 1938. hawaii. kau, mauna chi flow. PRESERVED_SPECIMEN c. skottsberg 3285 Molokai F 9/15/1938
96 Erigeron canadensis L. PRESERVED_SPECIMEN O Degener|I Degener AK 11/25/1966
97 Erigeron canadensis L. honolulu, upper end of manoa valley Rain forest PRESERVED_SPECIMEN e. l. caum s.n. NCSC 7/28/1945
98 Erigeron canadensis L. 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
99 Erigeron canadensis L. Pohakea Gulch, on ridgetop. Grazed and degraded Metrosideros shrubland. PRESERVED_SPECIMEN Hank Oppenheimer H60154 Maui PTBG 6/20/2001
100 Erigeron canadensis L. Gulch north of Kaonohiokala Ridge. Severely degraded area of dry shrubland and forest. PRESERVED_SPECIMEN Hank Oppenheimer H40730 Lanai PTBG 4/25/2007
101 Erigeron canadensis L. 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
102 Erigeron canadensis L. Makawao F. R., roadside weed in the vicinity of the Kahakapao Water Treatment Facility. PRESERVED_SPECIMEN Hank Oppenheimer H100032 Maui PTBG 10/15/2000
103 Erigeron canadensis L. In old pasture between Manawainui and Papalaua gulches. PRESERVED_SPECIMEN Hank Oppenheimer H110501 Maui PTBG 11/8/2005
104 Erigeron canadensis L. 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
105 Erigeron canadensis L. 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
106 Erigeron canadensis L. 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
107 Erigeron canadensis L. Lua Makika, Kaho'olawe; west of rim in experimntal planting area. PRESERVED_SPECIMEN Kim Starr Starr-050208-2 Kahoolawe PTBG 2/8/2005
108 Erigeron canadensis L. 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
109 Erigeron canadensis L. humuula sheep station PRESERVED_SPECIMEN a. s. hitchcock 14441 Maui US 8/27/1916
110 Erigeron canadensis L. Hawaii Volcanoes National Park, Kilauea, upper end of Bird Park Road PRESERVED_SPECIMEN Fosberg, F. R. 45151 Hawaii US 3/14/1964
111 Erigeron canadensis L. Waimea, S. Kohala PRESERVED_SPECIMEN Hosaka, E. Y. 2056 Hawaii US 5/21/1938
112 Erigeron canadensis L. hilina pali, hawaii volcanoes national park PRESERVED_SPECIMEN f. r. fosberg 60633 Hawaii US 9/11/1980
113 Erigeron canadensis L. East Maui; Haleakala slopes PRESERVED_SPECIMEN Rock, J. F. 8559 Maui US 9/10/2020
114 Erigeron canadensis L. slopes of Mauna Kea? PRESERVED_SPECIMEN Rock, J. F. 8337? Hawaii US 6/10/2020
115 Erigeron canadensis L. On Kaholuamanoa, above Waimea PRESERVED_SPECIMEN Heller, A. A. 2820 Kauai US 1895-00-00
116 Erigeron canadensis L. Pahoehoe flow between Mauna Iki & highway, near trail, Kau Desert PRESERVED_SPECIMEN Eggler, W. A. 179 Hawaii US 1965-00-00
117 Erigeron canadensis L. Honolulu, Manoa Valley, A weed PRESERVED_SPECIMEN Caum, E. L. s.n. Oahu US 7/25/1945
118 Erigeron canadensis L. Hilina Pali, Hawaii Volcanoes National Park PRESERVED_SPECIMEN Fosberg, F. R. 60633 Hawaii US 9/11/1980
119 Erigeron canadensis L. 7 miles west of volcano house, kilauea, lava desert PRESERVED_SPECIMEN o. degener & h. wiebke 2152 Hawaii US 7/21/1926
120 Erigeron canadensis L. slopes of mauna kea? PRESERVED_SPECIMEN j. f. rock 8337? Lanai US
121 Erigeron canadensis L. on Kaholuamanoa, above Waimea PRESERVED_SPECIMEN Heller, A. A. 2820 Kauai US 1895-00-00
122 Erigeron canadensis L. Humuula Sheep Station PRESERVED_SPECIMEN Hitchcock, A. S. 14441 Hawaii US 8/27/2016
123 Erigeron canadensis L. hawaii volcanoes national park, kilauea, upper end of bird park road PRESERVED_SPECIMEN f. r. fosberg 45151 Hawaii US 3/14/1964
124 Erigeron canadensis L. 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
125 Erigeron canadensis L. on kaholuamanoa, above waimea PRESERVED_SPECIMEN a. a. heller 2820 Kauai US 1895-09-10
126 Erigeron canadensis L. East Maui; Pu`u Ouli PRESERVED_SPECIMEN Forbes, C. N. 2144.M Maui US 4/4/2020
127 Erigeron canadensis L. east maui; pu`u ouli PRESERVED_SPECIMEN c. n. forbes 2144.m Maui US 4/4/1920
128 Erigeron canadensis L. 7 miles west of Volcano House, Kilauea, Lava desert PRESERVED_SPECIMEN Degener, O.; Wiebke, H. 2152 Hawaii US 7/21/2026
129 Erigeron canadensis L. Puna District, land of Olaa, Volcano transfer dump PRESERVED_SPECIMEN Herbst, D. R. 5539 Hawaii US 10/23/1975
130 Erigeron canadensis L. east maui; haleakala slopes PRESERVED_SPECIMEN j. f. rock 8559 Maui US
131 Erigeron canadensis L. waimea, s. kohala PRESERVED_SPECIMEN e. y. hosaka 2056 Hawaii US 5/21/1938
132 Erigeron canadensis L. near Hilina Pali lookout PRESERVED_SPECIMEN Nagata, K. M. 1864 Hawaii US 5/30/1979
133 Erigeron canadensis L. puna district, land of olaa, volcano transfer dump PRESERVED_SPECIMEN d. r. herbst 5539 Hawaii US 10/23/1975
134 Erigeron canadensis L. slopes of mauna kea Mesic cliffs and forest patches PRESERVED_SPECIMEN j. f. rock 8337 Kauai US
135 Erigeron canadensis L. Slopes of Mauna Kea PRESERVED_SPECIMEN Rock, J. F. 8337 Hawaii US 6/10/2020
136 Erigeron canadensis L. honolulu, manoa valley, a weed PRESERVED_SPECIMEN e. l. caum s.n. Oahu US 7/25/1945
137 Erigeron canadensis L. Honolulu, upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E. L. s.n. Oahu US 7/28/1945
138 Erigeron canadensis L. west molokai PRESERVED_SPECIMEN e. y. hosaka 506 Molokai US 8/15/1931
139 Erigeron canadensis L. pahoehoe flow between mauna iki & highway, near trail, kau desert PRESERVED_SPECIMEN w. a. eggler 179 Hawaii US 7/9/1965
140 Erigeron canadensis L. kilauea volcano PRESERVED_SPECIMEN forbes, c.n. brigham, w.t.; thompson, c.l. collector number: s.n. Hawaii BISH 9/1/1908
141 Erigeron canadensis L. 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
142 Erigeron canadensis L. Kahua Ranch On top of coarse, dry wind-swept place PRESERVED_SPECIMEN Hosaka, E.Y. s.n. Hawaii BISH
143 Erigeron canadensis L. central maui, kahului industrial area In sand PRESERVED_SPECIMEN hobdy, r.w. collector number: 2085 Maui BISH 5/8/1984
144 Erigeron canadensis L. Near Volcano House PRESERVED_SPECIMEN Newell, C.L. 140 Hawaii BISH 7/22/1966
145 Erigeron canadensis L. mauna kea (puu laau road) In open Mamane-Naio forest. PRESERVED_SPECIMEN engilis jr., a. collector number: 19 Hawaii BISH 8/19/1987
146 Erigeron canadensis L. near hilina pali lookout PRESERVED_SPECIMEN k. nagata 1864 Hawaii US 5/30/1979
147 Erigeron canadensis L. 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
148 Erigeron canadensis L. Mauna Kea; north of Pohakuloa On sheep-devastated slope PRESERVED_SPECIMEN Degener, O. 20234 Hawaii BISH 8/18/1949
149 Erigeron canadensis L. Mauna Kea; above Saddle Road, near Humuula PRESERVED_SPECIMEN Christ, J.H. s.n. Hawaii BISH 1/1/1957
150 Erigeron canadensis L. honolulu; manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/25/1945
151 Erigeron canadensis L. Keauhou Ranch, Kau District, near Puu oo road Near road in `a`a lava. PRESERVED_SPECIMEN Davis, J. 194 Hawaii BISH 1/8/1980
152 Erigeron canadensis L. kaholuamanoa, above waimea PRESERVED_SPECIMEN heller, a.a. collector number: 2820 Kauai BISH 1895-09-10
153 Erigeron canadensis L. 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
154 Erigeron canadensis L. Top of Nuuanu Pali Locally on earth slopes & ledges on exposed crest PRESERVED_SPECIMEN Fosberg, F.R. 27084 Oahu BISH 9/22/1946
155 Erigeron canadensis L. 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
156 Erigeron canadensis L. 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
157 Erigeron canadensis L. diamond head Grassy bottom of crater PRESERVED_SPECIMEN st.john, h. christophersen, e. collector number: 10551 Oahu BISH 5/10/1930
158 Erigeron canadensis L. West Molokai PRESERVED_SPECIMEN Hosaka, E. Y. 506 Molokai US 8/15/1931
159 Erigeron canadensis L. 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
160 Erigeron canadensis L. Miki PRESERVED_SPECIMEN Munro, G.C. 510 Lanai BISH 2/8/1916
161 Erigeron canadensis L. east maui, olinda In pasture PRESERVED_SPECIMEN hobdy, r.w. collector number: 2084 Maui BISH 5/8/1984
162 Erigeron canadensis L. 7 miles s of kalae turnoff PRESERVED_SPECIMEN woolford, h.a. collector number: s.n. Hawaii BISH 12/23/1954
163 Erigeron canadensis L. 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
164 Erigeron canadensis L. [hawaiian islands; u.s.a.; molokai; hawaii; maui PRESERVED_SPECIMEN russell, c.a. collector number: s.n. Molokai BISH 10/22/1987
165 Erigeron canadensis L. 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
166 Erigeron canadensis L. central maui, kahului In sandy soil PRESERVED_SPECIMEN hobdy, r.w. collector number: 2003 Maui BISH 3/3/1984
167 Erigeron canadensis L. 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
168 Erigeron canadensis L. kaaliwai In grassy vales PRESERVED_SPECIMEN st.john, h. collector number: 23568 Niihau BISH 3/29/1949
169 Erigeron canadensis L. 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
170 Erigeron canadensis L. 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
171 Erigeron canadensis L. 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
172 Erigeron canadensis L. 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
173 Erigeron canadensis L. 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
174 Erigeron canadensis L. south kohala, waimea, range paddock Common in dry region PRESERVED_SPECIMEN hosaka, e.y. collector number: 2056 Hawaii BISH 5/21/1938
175 Erigeron canadensis L. coral plain below ewa & sisal (barber's point) PRESERVED_SPECIMEN forbes, c.n. collector number: 2337.o Oahu BISH 3/14/1916
176 Erigeron canadensis L. mauna kea; north of pohakuloa On sheep-devastated slope PRESERVED_SPECIMEN degener, o. murashige, t. collector number: 20234 Hawaii BISH 8/18/1949
177 Erigeron canadensis L. south kohala, waimea, lalamilo PRESERVED_SPECIMEN hosaka, e.y. collector number: 2123 Oahu BISH 6/1/1938
178 Erigeron canadensis L. Humuula Trail to summit of Mauna Kea PRESERVED_SPECIMEN Forbes, C.N. 847.H Hawaii BISH 6/14/1915
179 Erigeron canadensis L. 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
180 Erigeron canadensis L. 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
181 Erigeron canadensis L. 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
182 Erigeron canadensis L. 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
183 Erigeron canadensis L. windward mauna kea PRESERVED_SPECIMEN adee, k.t. collector number: s.n. Maui BISH
184 Erigeron canadensis L. Central Maui, Forestry Base yard PRESERVED_SPECIMEN Hobdy, R.W. 1875 Maui BISH 12/20/1983
185 Erigeron canadensis L. Kahului Industrial Area In vacant sandy lot PRESERVED_SPECIMEN Hobdy, R.W. 1402 Maui BISH 5/24/1982
186 Erigeron canadensis L. Mauna Kea (Puu Laau Road) In open Mamane-Naio forest. PRESERVED_SPECIMEN Engilis Jr., A. 19 Hawaii BISH 8/19/1987
187 Erigeron canadensis L. Honolulu; Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/25/1945
188 Erigeron canadensis L. Slopes of Mauna Kea PRESERVED_SPECIMEN Rock, J.F.C. 8337 Hawaii BISH 6/1/1910
189 Erigeron canadensis L. 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
190 Erigeron canadensis L. 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
191 Erigeron canadensis L. 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
192 Erigeron canadensis L. Waimanalo Very localized on sand dunes PRESERVED_SPECIMEN Degener, O. 18105 Oahu BISH 2/24/1928
193 Erigeron canadensis L. Floor of Kilauea iki PRESERVED_SPECIMEN Neal, M.C. s.n. Hawaii BISH 8/3/1929
194 Erigeron canadensis L. olinda In pasture, along road PRESERVED_SPECIMEN hobdy, r.w. collector number: 1984 Maui BISH 2/27/1984
195 Erigeron canadensis L. West Kaupo Gap, Haleakala National Park, above exclosure PRESERVED_SPECIMEN Gagné, B.H. 3058 Maui BISH 4/29/1991
196 Erigeron canadensis L. 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
197 Erigeron canadensis L. east maui, puu ouli PRESERVED_SPECIMEN forbes, c.n. collector number: 2144.m Maui BISH 9/4/1920
198 Erigeron canadensis L. 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
199 Erigeron canadensis L. 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
200 Erigeron canadensis L. Honolulu; Upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/28/1945
201 Erigeron canadensis L. honolulu; upper end of manoa valley PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 7/28/1945
202 Erigeron canadensis L. Kamoku PRESERVED_SPECIMEN Munro, G.C. 235 Lanai BISH 11/15/1913
203 Erigeron canadensis L. Honokaa, Tex's Drive-Inn. Growing around parking lot. PRESERVED_SPECIMEN Nagata, K.M. 4123 Hawaii BISH 12/1/1990
204 Erigeron canadensis L. 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
205 Erigeron canadensis L. kahua ranch On top of coarse, dry wind-swept place PRESERVED_SPECIMEN hosaka, e.y. collector number: s.n. Hawaii BISH
206 Erigeron canadensis L. Central Maui, Kahului Industrial area In sand PRESERVED_SPECIMEN Hobdy, R.W. 2085 Maui BISH 5/8/1984
207 Erigeron canadensis L. Honolulu; Upper end of Manoa Valley PRESERVED_SPECIMEN Caum, E.L. s.n. Oahu BISH 7/25/1945
208 Erigeron canadensis L. 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
209 Erigeron canadensis L. along road to hilina pali lookout PRESERVED_SPECIMEN nagata, k.m. collector number: 3539 Hawaii BISH 6/21/1986
210 Erigeron canadensis L. 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
211 Erigeron canadensis L. 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
212 Erigeron canadensis L. mauna kea; above saddle road, near humuula PRESERVED_SPECIMEN christ, j.h. collector number: s.n. Hawaii BISH 1/8/1957
213 Erigeron canadensis L. Slopes of Mauna Kea, Waiki PRESERVED_SPECIMEN Forbes, C.N. 467.H Hawaii BISH 8/1/1911
214 Erigeron canadensis L. miki PRESERVED_SPECIMEN munro, g.c. collector number: 510 Lanai BISH 2/8/1916
215 Erigeron canadensis L. Diamond Head Grassy bottom of crater PRESERVED_SPECIMEN St. John, H. 10551 Oahu BISH 5/10/1930
216 Erigeron canadensis L. Punaula Valley Bare eroded ridges PRESERVED_SPECIMEN St. John, H. 12790 Molokai BISH 12/28/1932
217 Erigeron canadensis L. punaula valley Bare eroded ridges PRESERVED_SPECIMEN st.john, h. fosberg, f.r. collector number: 12790 Molokai BISH 12/28/1932
218 Erigeron canadensis L. olinda In pasture PRESERVED_SPECIMEN hobdy, r.w. collector number: 1414 Maui BISH 6/9/1982