Brachychiton populneus (Schott & Endl.) R.Br., Sterculiaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 6 (Go to the risk assessment).

Other Latin names:  Poecilodermis populnea Schott & Endl.; Sterculia diversifolia G. Don

Common name(s): [more details]

English: bottletree, kurrajong

Habit:  tree

Description:  "Evergreen tree to 20 m high. Leaves ovate to lanceolate, lamina usually 5-10 cm long, glabrous, entire or 3-5-lobed, lobes very narrow, especially on saplings; petiole usually 5-10 cm long. Flowers 10-20 mm long, creamy-white and speckled dark red in throat. Carpels pubescent. Follicles glabrous, 2-7 cm long on stalks 2-5 cm long; outer layer of seed hirsute with irritant hairs below, glabrous above"  (New South Wales Flora Online).

Habitat/ecology:  In New South Wales, Australia, "widespread in forest and woodland, especially on the Western Slopes. Often grown for shade and fodder"  (New South Wales Flora Online).

Propagation:  Seed

Native range:  Australia (New South Wales, eastern Queensland, Victoria) (GRIN).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
State of Hawaii Hawaiian Islands	Maui Island		Bishop Museum (U.S.A. Hawaii. Honolulu.) (1999) (voucher ID: BISH 660361) Taxon name on voucher: Brachychiton populneus (Schott & Endl.) R.Br.

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)	New South Wales	native	National Herbarium of New South Wales (2013)
Australia Australia (continental)	Australia (continental)	native	U.S. Dept. Agr., Agr. Res. Serv. (2013) Victoria
Australia Australia (continental)	Queensland	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)

Control:  If you know of control methods for Brachychiton populneus, please let us know.