Pacific Island Ecosystems at Risk (PIER)

  [   PIER species lists  ]   [   PIER home  ]

Bridelia insulana
Hance, Phyllanthaceae
Click on an image for links to BIGGER PICTURES


Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 1 (Go to the risk assessment)

Common name(s): [more details]

English: grey-birch

Habit:  tree

Description:  "Trees up to 17 m tall, 30 cm in d.b.h.; bark fulvous, nearly smooth; branchlets glabrous, with elevated lenticels.  Leaves: Stipules linear-lanceolate, ca. 3 mm long, yellowish pubescent. petioles 3-10 mm long; leaf blade coriaceous or nearly so, elliptic, oblong-elliptic or oblong-lanceolate, 5-25 cm long, 1.5-7.5 cm wide, base obtuse, apex acuminate or caudate-acuminate, glabrous or only puberulous abaxially, margins slightly revolute; lateral veins 5-11 pairs.  Flowers: Flowers andogynal grouped into densely axillary glomerules, glabrous except for the sepals and petals yellowish pubescent. male flowers 3 - 4 mm in diameter; pedicels very short; sepals triangular, ca. 2 mm long, 1 mm wide; petals spathulate, 0.3-0.4 mm long; filaments connate at middle under, free and extended; disc shallowly cup-shaped; rudimentary ovary ovoid-conical; female flowers 4-5 mm in diameter; pedicels ca. 1 mm long; sepals as in male; petals rhomboid-rounded, ca. 1 mm long; disc urceolate enclosing the ovary, lacerate with ovary inflated ovary ovoid, styles 2, free, ca. 1.5 mm long, bifid at the apex, lobes linear.  Fruits: Drupes oblong-ovoid or ovoid, 9-11 mm long, 7 - 8 mm in diameter, purple-black when maturity, 1-celled, the stalk very stout, 3 - 5 mm long"  (Hong Kong Flora and Vegetation).

Habitat/ecology:  "Montane dense or sparse forest. 200 - 400 m altitude"  (Hong Kong Flora and Vegetation).

Propagation:  Seed

Native range:  Southeast Asia, Australia (Queensland) and into the western Pacific (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
O‘ahu Island   Bishop Museum (U.S.A. Hawaii. Honolulu.) (1992) (voucher ID: BISH 627911)
Taxon name on voucher: Bridelia insulana Hance
New Guinea (Indonesia and Papua New Guinea)
New Guinea Island
New Guinea Island native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Philippines
Philippine Islands
Philippine Islands native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Vanuatu
New Hebrides Islands
Vanuatu (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
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 native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
China
China
Hong Kong native
Wu, Te-lin (2001) (p. 178)
Indonesia
Indonesia
Indonesia (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Malaysia
Malaysia
Malaysia (country of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Thailand
Thailand
Thailand (Kingdom of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Vietnam
Vietnam
Vietnam (Socialist Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)


Need more info? Have questions? Comments? Information to contribute? Contact PIER! (pier@hear.org)

  [   PIER species lists  ]   [   PIER home  ]

This page was created on 1 JUN 2011 and was last updated on 29 JUL 2011.