Alysicarpus bupleurifolius (L.) DC., Fabaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Hedysarum bupleurifolium L.; Hedysarum gramineum Retz.

Common name(s): [more details]

Chinese: chai hu lian jia dou

English: sweet alys

Habit:  herb

Description:  "Stem 30-60 cm long, erect, with a line of hairs. Stipules 6-9 mm long, scarious. Leaf unifoliolate, petiole 1.5-2.5 mm long, petiolules small, stipels minute, caducous, leaflet 8 mm-6.8 cm long, 3-8 mm broad, glabrous or minutely hairy along the midrib on the under surface. Inflorescence a lax raceme, flowers in distant pairs. Bracts 6-8 mm long, scarious. Pedicel c. 2 mm long. Calyx 6-7 mm long, teeth less than half the length of calyx, acute, sparsely hairy. Corolla red. Pods 9-13 mm long, stalked, slightly moniliform, joints 4-8, glabrous, smooth"  (Flora of Pakistan).

Description from the Flora of China online.

Habitat/ecology:  In China (native), "Wastelands, grasslands, field margins, sunny places in valleys; 100-1000 m"  (Flora of China online).

Propagation:  Seed

Native range:  China and southeast Asia to Papua New Guinea and the Philippines (GRIN).

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 Chuuk Islands	Weno (Moen) Island		Wagner, W. L./ Herbst, D. R./Weitzman, A./Lorence, D.H. (2013)
Palau Palau (Belau ) (main island group)	Babeldaob Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 102)
Palau Palau (Belau ) (main island group)	Babeldaob Island	introduced invasive	Space, James C./Lorence, David H./LaRosa, Anne Marie (2009) (p. 4) Voucher: Lorence 9813 (PTBG, BNM)
Palau Palau (Belau ) (main island group)	Babeldaob Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (2008) (voucher ID: PTBG 106) Taxon name on voucher: Alysicarpus bupleurifolius
Palau Palau (Belau ) (main island group)	Babeldaob Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1998) (voucher ID: PTBG 24384) Taxon name on voucher: Alysicarpus bupleurifolius (L.) DC.
Palau Palau (Belau ) (main island group)	Babeldaob Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1996) (voucher ID: PTBG 45069) Taxon name on voucher: Alysicarpus bupleurifolius
Palau Palau (Belau ) (main island group)	Malakal (Ngemelachel) Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 102)
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)
Philippines Philippine Islands	Philippine Islands	native	Merrill, Elmer D. (1923) (p. 292) In open grasslands, fallow rice paddies, etc., in the settled areas at low altitudes, locally abundant.

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 invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013)
China China	China (People's Republic of)	native	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013) Guangdong, SW Guangxi, S Yunnan
China China	Hong Kong	native	Wu, Te-lin (2001) (p. 138)
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)
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
La Réunion (France) La Réunion Island	La Réunion Island	possibly introduced	ILDIS Co-ordinating Centre (2013)
Mauritius Mautitius Islands (Mauritius and Rodrigues)	Mauritius Island	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
Mauritius Mautitius Islands (Mauritius and Rodrigues)	Mauritius Island	introduced	ILDIS Co-ordinating Centre (2013)

Control:  If you know of control methods for Alysicarpus bupleurifolius, please let us know.