Pacific Island Ecosystems at Risk (PIER)

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Bauhinia acuminata
L., Fabaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Common name(s): [more details]

Chinese: bai hua yang ti jia

English: dwarf white bauhinia, snowy orchid tree, white orchid tree

Habit:  shrub

Description:  "Cultivated shrub to 3 m tall; young stems, petioles and inflorescence axes with sparse curled pubescenceStipules lance-linear, 5-12 mm long, acuminate, curled puberulent, caducous; largest colleter swollen, divergent, 1.5-2.1 mm long.  Leaves with petioles 1.5-4 cm long; blades ovate, broadly ovate or suborbicular, 5.4-11.3 (20) x 3.7-11.3 cm, divided about 1/3 their length, membranous, glabrous adaxially, densely puberulent abaxially, base cordate to rounded, apex of lobes acute.  Inflorescences axillary racemes, 2.5-5.8 cm long; peduncles negligible; bracts and bracteoles lance-linear, 3-9 mm long, puberulent, especially on margins, caducous.  Flowers with pedicel 6-12 mm long; hypanthium 5-9 mm long; calyx limb spathaceous, 28-37 mm long, with few scattered hairs abaxially, apex of 5 spidery lobes 1.7-4.1 mm long; petals not clawed, elliptic to oblanceolate, 39-49 (60) x 20-25 (30) mm, glabrous, white; fertile stamens 10, filaments strigose at base; ovary stipitate, strigose on sutures, stigma peltate, bilobed.  Legumes linear, 7.5-15 x 1.7-1.8 cm, glabrous, brown; seeds suborbicular, ca. 10 mm in diameter" (Howard, 1988; pp. 380, 382).

Habitat/ecology:  Full sun to partial shade, average water needs, soil pH 5.6-6.5 (mildly acidic to acidic) (Dave's Garden).

Propagation:  Seed

Native range:  Southeast Asia, possibly Indonesia, Malaysia or the Philippines; exact native range obscure. Cultivated and naturalized in tropical Asia (GRIN). "A native of SE Asia and perhaps also wild in parts of Malesia, widely cultivated throughout the tropics" (Verdcourt, 1979; p. 114).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Federated States of Micronesia
Pohnpei Islands
Pohnpei Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 95)
Federated States of Micronesia
Pohnpei Islands
Pohnpei Island introduced
cultivated
Herrera, Katherine/Lorence, David H./Flynn, Timothy/Balick, Michael J. (2010) (p. 88)
Voucher cited: S.F. Glassman 2838 (BISH)
Federated States of Micronesia
Pohnpei Islands
Pohnpei Island   Bishop Museum (Honolulu) (1949) (voucher ID: BISH 153088)
Taxon name on voucher: Bauhinia acuminata L.
French Polynesia
Marquesas Islands
Fatu Hiva Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
Palau
Palau (Belau ) (main island group)
Koror (Oreor) Island introduced
cultivated
Space, James C./Waterhouse, Barbara/Miles, Joel E./Tiobech, Joseph/Rengulbai, Kashgar (2003) (p. 79)
Papua New Guinea
Bismarck Archipelago
Bismarck Archipelago introduced
Peekel, P. G. [translated by E. E. Henty] (1984) (p. 216)
Philippines
Philippine Islands
Philippine Islands possibly native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Philippines
Philippine Islands
Philippine Islands probably introduced
invasive
Merrill, Elmer D. (1923) (p. 258)
In dry thickets at low and medium altitudes, probably introduced.
Solomon Islands
Solomon Islands
Solomon Islands introduced
cultivated
Hancock, I. R./Henderson, C. P. (1988) (p. 50)
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Australia
Australia (continental)
Queensland introduced
Waterhouse, Barbara (year unknown)
China
China
China (People's Republic of) native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)
China
China
Hong Kong introduced
cultivated
Wu, Te-lin (2001) (p. 133)
Ornamental.
Indonesia
Indonesia
Indonesia (Republic of) possibly native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Japan
Ryukyu Islands
Ryukyu Islands introduced
ILDIS Co-ordinating Centre (2013)
Malaysia
Malaysia
Malaysia (country of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Possibly native Borneo
Naturalized
Singapore
Singapore
Singapore (Republic of) introduced
cultivated
Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 18)
Cultivated only
Taiwan
Taiwan Island
Taiwan Island introduced
ILDIS Co-ordinating Centre (2013)
Indian Ocean
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Mauritius
Mautitius Islands (Mauritius and Rodrigues)
Mauritius Island introduced
ILDIS Co-ordinating Centre (2013)

Comments:  Naturalizing on the Cape York Peninsula, Australia (Barbara Waterhouse, pers. com.).


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This page was created on 1 JAN 1999 and was last updated on 6 MAR 2011.