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Koelreuteria elegans subsp. formosana

(Hayata) F.G.Mey. (1976)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Sapindales Family: Sapindaceae Genus: Koelreuteria

golden rain tree

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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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Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Not in flora
O'ahu Potentially naturalizing
Maui Potentially naturalizing

Dispersal Agents


Pollinators

Bibliography

Name Published In: J. Arnold Arbor. 57: 162 (1976)

Other References

Oppenheimer 2003:25 (NEWNAT/WM, DESCR); Staples & Herbst 2005:515 (DESCR); Starr et al. 2008:48 (EM); Frohlich & Lau 2010:16 (O)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Koelreuteria elegans subsp. formosana East Maui, Makawao, Makawao Ave, near parking lot of St. Josephs Church In scrub, disturbed soil, coming up under hedges. Associated vegetation: Podranea, Schefflera arboricola, Passiflora sp. Preserved_Specimen Tree in all life stages; foliage reddish at tips, toothed leaflets about 15. Starr, F. 6081403 Maui BISH 2006-08-14
2 Koelreuteria elegans subsp. formosana Honolulu, Foster Gardens Preserved_Specimen Tree. Flowers old, tan with rosy tint Neal, M.C. Oahu BISH 1960-11-08
3 Koelreuteria elegans subsp. formosana U.H.Campus, Hawaii Institute of Geophysics full sun Preserved_Specimen A multi-trunked tree 4 m tall. Sparsely branched. Major branches nearly erect. Petals lemon yellow with a bit of scarlet at the inner base. Flower oderless (evening). Lau, J. 1668 Oahu BISH 1985-11-20
4 Koelreuteria elegans subsp. formosana W Maui, Wailuku District, Iao Valley, near Kepaniwai Park Roadside. Preserved_Specimen Fruiting panicle from parent tree; flowers not observed. Oppenheimer, H.L. 10141 Maui BISH 2001-01-27
5 Koelreuteria elegans subsp. formosana W Maui, Wailuku District, Iao Valley, near Kepaniwai Park Roadside. Preserved_Specimen Fruiting panicle from parent tree; flowers not observed. Oppenheimer, H.L. 10141 Maui BISH 2001-01-27
6 Koelreuteria elegans subsp. formosana East Maui, Makawao, Baldwin Ave, just below cemetary/town In scrub, on side of rd and pineapple field. Associated vegetation: Panicum maximum, pineapple, Cassia spp. Preserved_Specimen Tree; adults (planted) ca. 5m, nearby small saplings and seedlings less than 2m; foliage of new growth reddish; compound, toothed, w. 15 leaflets. Starr, F. 6081401 Maui BISH 2006-08-14
7 Koelreuteria elegans subsp. formosana Wailua Game Reserve, above Wailua on plots stripmined for bauxite ore in 1958-60. Tree plot area Preserved_Specimen Howard, R.A. 20233 Kauai BISH 1985-10-20
8 Koelreuteria elegans subsp. formosana Lihue District, Puhi. Gaylord Wilcox estate Kilohana Preserved_Specimen Tree of 20 ft. with spreading crown; leaves glossy green above, dull pale green below with whitish-green midvein; base of petioules reddish; bracts of fruit pale pinkish-cream; seeds dark glossy brown Flynn, T.W. 4282 Kauai BISH 1990-10-31
9 Koelreuteria elegans subsp. formosana Lyon Arboretum Preserved_Specimen Tree, about 25 ft. tall, 1 ft. DBH, with light brown bark and small yellow flowers. Pinkish fruits borne on large terminal panicles. Herbst, D.R. 641 Oahu BISH 1967-10-10
10 Koelreuteria elegans subsp. formosana Lihue District, Puhi. Gaylord Wilcox estate Kilohana Preserved_Specimen Tree of 20 ft. with spreading crown; leaves glossy green above, dull pale green below with whitish-green midvein; base of petioules reddish; bracts of fruit pale pinkish-cream; seeds dark glossy brown Flynn, T.W. 4282 Kauai BISH 1990-10-31
11 Koelreuteria elegans subsp. formosana Honolulu, Foster Gardens Preserved_Specimen Capsule 3-winged, 6-seeded, embryo spirally rolled Neal, M.C. Oahu BISH 1944-11-25
12 Koelreuteria elegans subsp. formosana W Maui, Wailuku District, Iao Valley, near Kepaniwai Park Roadside. Preserved_Specimen Fruiting panicle from parent tree; flowers not observed. Oppenheimer, H.L. 10141 Maui BISH 2001-01-27
13 Koelreuteria elegans subsp. formosana North Kona Distr., Puuwaawaa, residence of R. Hind and H. Rogers Planted tree on the property. Trees were all planted between 1905 and 1973. Preserved_Specimen Tree 12 m tall. Montgomery, S.L. Hawaii BISH 2007-10-06
14 Koelreuteria elegans subsp. formosana East Maui, Makawao, Makawao Ave, near parking lot of St. Josephs Church In scrub, disturbed soil, coming up under hedges. Associated vegetation: Podranea, Schefflera arboricola, Passiflora sp. Preserved_Specimen Tree in all life stages; foliage reddish at tips, toothed leaflets about 15. Starr, F. 6081403 Maui BISH 2006-08-14
15 Koelreuteria elegans subsp. formosana Foster Gardens Preserved_Specimen Tree. Flowers old, tan with rosy tint. Neal, M.C. Oahu BISH 1960-11-08
16 Koelreuteria elegans subsp. formosana Honolulu; Foster Garden Preserved_Specimen Fruit only. Neal, M.C. Oahu BISH 1946-10-21
17 Koelreuteria elegans subsp. formosana Foster Gardens Preserved_Specimen Leaflets and dried fruits picked up from ground. Capsule 3-winged; 6-seeded; embryo spirally rolled. Neal, M.C. Oahu BISH 1944-11-25
18 Koelreuteria elegans subsp. formosana Honolulu, Vineyard St. Nursery Preserved_Specimen Forbes, A. Oahu BISH 1930-09-20
19 Koelreuteria elegans subsp. formosana Honolulu, Foster Botanic Gardens Preserved_Specimen Flowers lemon yellow. Fruit coral with white seeds Neal, M.C. Oahu BISH 1950-08-01
20 Koelreuteria elegans subsp. formosana Honolulu, Foster Garden Preserved_Specimen Neal, M.C. Oahu BISH 1946-10-21
21 Koelreuteria elegans subsp. formosana Honolulu, Vineyard St. Nursery Preserved_Specimen Forbes, A. Oahu BISH 1930-09-20
22 Koelreuteria elegans subsp. formosana Honolulu, corner of Beretania and Punchbowl Sts., in the parking lot of the State Dept. of Health building Preserved_Specimen Staples, G.W. Oahu BISH 1989-01-21
23 Koelreuteria elegans subsp. formosana in front of the Dept. of Health, intersection between Punchbowl and Beretania Streets Preserved_Specimen Adee, K.T. Oahu BISH 1981-10-13
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