Pacific Island Ecosystems at Risk (PIER)

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Caesalpinia crista
L., Fabaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 7 (Go to the risk assessment)

Other Latin names:  Caesalpinia nuga (L.) W. T. Aiton; Guilandina nuga L.

Common name(s): [more details]

Chinese: hua nan yun shi

English: gray nicker

Filipino: bakaig

Habit:  vine

Description:  "Robust climber to 15 m long. Stems thick, glossy, with or without prickles, glabrous. Leaves: stipules obsolete; petiole and rachis 10-30 cm long, usually with prickles at base of pinnae; pinnae 2-5 pairs; leaflets 2 or 3 pairs, sometimes 4 or 5, broadly lanceolate to elliptic, rounded to acuminate, 2-10 cm long, to 25 mm wide, acute at base, glossy above, pale below, glabrous. Racemes axillary and terminal, forming groups to 40 cm long; rachis puberulous; pedicels 5-6 mm long. Flowers sweetly scented. Sepals 6-8 mm long, glabrous, with lowest hooded. Standard petal c. 5 mm wide on claw 5 mm long, yellow with orange-red veins and 2 green thickenings inside; other 4 petals elliptic, 8-10 mm long, yellow. Staminal filaments 8-10 mm long, woolly; anthers 1-1.2 mm long. Pistil 10-14 mm long, glabrous; ovule usually 1. Pod elliptic, beaked, slightly swollen, 4-7.5 cm long, 2.5-3.5 cm wide, indehiscent, dark brown, glabrous. Seed usually 1, orbicular to ovate or reniform, 2-2.5 cm long, black or dark brown"  (Flora of Australia online).

Habitat/ecology:  In Australia, "grows in vine forest margins and behind mangroves"  (Flora of Australia online).  On Christmas Island (Indian Ocean), "often on sandy beaches, mangrove swamp and river margins, on limestone rocks or in secondary scrub"  (Flora of Australia online).  In China (native): "mountain slopes, forests; 400-1500 m"  (Flora of China online).

Propagation:  Seed

Native range:  "India through Malesia to New Caledonia, Polynesia and north-eastern Queensland"  (Flora of Australia online).

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
Yap Islands
Yap (Waqab) Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 96)
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
invasive
Frohlich, Danielle/Lau, Alex (2008) (p. 6)
Voucher cited: A. Lau 2007111601 (BISH)
New Caledonia
New Caledonia
New Caledonia Islands native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Niue
Niue
Niue Island native
ILDIS Co-ordinating Centre (2013)
Palau
Palau (Belau ) (main island group)
Babeldaob Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 96)
Palau
Palau (Belau ) (main island group)
Babeldaob Island native
Raulerson, L./Rinehart, A. F./Falanruw, M. C. (1996) (p. 28)
Palau
Palau (Belau ) (main island group)
Koror (Oreor) Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 96)
Palau
Palau (Belau ) (main island group)
Malakal (Ngemelachel) Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 96)
Palau
Palau (Belau ) (main island group)
Ngerkebesang Island   Wagner, W. L./ Herbst, D. R./Weitzman, A./Lorence, D.H. (2013)
Palau
Rock Islands (Chelbacheb)
Aulupse‘el (Ulebsechel) Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 96)
Papua New Guinea
Bismarck Archipelago
Bismarck Archipelago native
ILDIS Co-ordinating Centre (2013)
Papua New Guinea
Papua New Guinea (eastern New Guinea Island)
Papua New Guinea (eastern 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)
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)
Cambodia
Cambodia
Cambodia (Kingdom of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
China
China
China (People's Republic of) native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)
China
China
Hong Kong native
Wu, Te-lin (2001) (p. 134)
Indonesia
Indonesia
Indonesia (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Japan
Ryukyu Islands
Ryukyu Islands native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Malaysia
Malaysia
Malaysia (country of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Singapore
Singapore
Singapore (Republic of) native
ILDIS Co-ordinating Centre (2013)
Singapore
Singapore
Singapore (Republic of) native
Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 21)
Vulnerable
Taiwan
Taiwan Island
Taiwan Island native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (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)
Indian Ocean
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Australia (Indian Ocean offshore islands)
Christmas Island Group
Christmas Island native
Australian Biological Resources Study (2013)
India (Indian Ocean offshore islands)
Andaman Islands
Andaman Islands native
ILDIS Co-ordinating Centre (2013)
India (Indian Ocean offshore islands)
Nicobar Islands
Nicobar Islands native
ILDIS Co-ordinating Centre (2013)
Mauritius
Mautitius Islands (Mauritius and Rodrigues)
Mauritius Island introduced
ILDIS Co-ordinating Centre (2013)
Seychelles
Seychelles Islands
Seychelles Islands uncertain if native
ILDIS Co-ordinating Centre (2013)


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This page was created on 25 OCT 2010 and was last updated on 22 NOV 2010.