Pacific Island Ecosystems at Risk (PIER)

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Murdannia nudiflora
(L.) Brenan, Commelinaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Aneilema nudiflorum (L.) R. Br.; Commelina nudiflora L.

Common name(s): [more details]

Bontoc: katkatauang

Chinese: luo hua shui zhu ye

English: dayflower, nakedstem dewflower, spreading dayflower

Fijian: luna

French: herbe aux archons

Ibatan: kohasi

Ifugao: bangar na lalake

Iloko: kolasi

Samoan: ma‘u‘ua toga

Spanish: cohitre, comelina, maclalillo

Tagalog: alikbangon

Habit:  herb

Description:  "Unbranched to many-branched annual herbs; stems often rooting at the nodes, 0.8-3 dm long.  Leaves linear to linear-lanceolate, 1.5-7 (-18) cm long, 0.3-0.8 cm wide.  Flowers perfect, slightly zygomorphic, terminal and/or axillary in long-pedunculate, solitary or fasiciculate, few-flowered cymes, bracteoles caducous; sepals 2-3 mm long; petals pinkish purple or violet, 3-3.5 (-6) mm long; stamens 2, staminodes 4.  Capsules 2.5-5 mm long.  Seeds 2 per cell, 1.3-1.8 mm long, deeply pitted"  (Wagner et al., 1999; p. 1380).

Habitat/ecology:  In Hawai‘i, "naturalized in disturbed, mesic sites" (Wagner et al., 1999; p. 1380). In Papua New Guinea "A plant of dampish situations, found as a weed of gardens, lawns, cultivation, roadsides and headlands; usually under partial shade at low altitudes, but at higher altitudes sun-tolerant."  (Henty & Pritchard, 1975; p. 27).

Propagation:  Seed

Native range:  "Asia, naturalized in North and tropical America" (Wagner et al., 1999; p. 1380).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
American Samoa
Tutuila Islands
Tutuila Island introduced
invasive
Setchell, William Albert (1924) (p. 108)
As Commelina nudiflora L.
Federated States of Micronesia
Chuuk Islands
Dublon (Tonowas) Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1987) (p. 98)
Federated States of Micronesia
Yap Islands
Yap (Waqab) Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1987) (p. 98)
Guam
Guam Island
Guam Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1987) (p. 98)
State of Hawaii
Hawaiian Islands
Hawai‘i (Big) Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 1380)
Voucher cited: Degener 33371 (BISH)
New Guinea (Indonesia and Papua New Guinea)
New Guinea Island
New Guinea Island native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Palau
Palau (Belau ) (main island group)
Babeldaob Island native
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1987) (p. 98)
Palau
Palau (Belau ) (main island group)
Babeldaob Island   National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (2007) (voucher ID: PTBG 46972)
Taxon name on voucher: Murdannia nudiflora (L.) Brenan
Papua New Guinea
Bismarck Archipelago
Bismarck Archipelago   Peekel, P. G. [translated by E. E. Henty] (1984) (p. 78)
Papua New Guinea
Bougainville Islands
Bougainville Island   Foreman, D. B. (1971) (p. 23)
Papua New Guinea
Papua New Guinea (eastern New Guinea Island)
Papua New Guinea (eastern New Guinea Island) invasive
Henty, E. E./Pritchard, G. H. (1975) (p. 27)
From near sea level to at least 1800 m.
Philippines
Philippine Islands
Philippine Islands native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Philippines
Philippine Islands
Philippine Islands   Merrill, Elmer D. (1925) (p. 195)
In open grasslands, waste places, etc., at low and medium altitudes, often common.
Solomon Islands
Solomon Islands
Solomon Islands native
Hancock, I. R./Henderson, C. P. (1988) (p. 92)
Tonga
Vava‘u Group
Vava‘u Island   Burkill, I. H. (1900) (p. 57)
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)
Australia (continental) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
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)
"Wet places by water, rarely among grass; low elevations (to 1500 m in Yunnan). C Anhui (Shucheng Xian), Fujian, Guangdong, Guangxi, S Henan (Tongbai Xian), WC Hunan (Xuefeng Shan), N and S Jiangsu, Jiangxi, C and E Shandong (Laoshan Xian, Tai Shan), C Sichuan (Emei Shan, Guanghan Xian), S and W Yunnan".
China
China
Hong Kong native
Wu, Te-lin (2001) (pp. 303-304)
On grassland.
Colombia
Colombia
Colombia (Republic of) introduced
invasive
Holm, Leroy G./Plucknett, D. L./Pancho, J. V./Herberger, J. P. (1977) (p. 231)
Costa Rica
Costa Rica
Costa Rica (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
El Salvador
El Salvador
El Salvador (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Honduras
Honduras
Honduras (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Indonesia
Indonesia
Indonesia (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Japan
Japan
Japan (country) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Malaysia
Malaysia
Malaysia (country of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Mexico
Mexico
Mexico (United Mexican States) introduced
invasive
Holm, Leroy G./Plucknett, D. L./Pancho, J. V./Herberger, J. P. (1977) (p. 231)
Negara Brunei Darussalam
Brunei
Brunei (Negara Brunei Darussalam)   Waterhouse, D. F. (1993) (pp. 67, 78)
Nicaragua
Nicaragua
Nicaragua (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Panama
Panama
Panama (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Singapore
Singapore
Singapore (Republic of) uncertain if introduced
invasive
Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 62)
Weed of uncertain origin
Taiwan
Taiwan Island
Taiwan Island   Holm, Leroy G./Plucknett, D. L./Pancho, J. V./Herberger, J. P. (1977) (p. 231)
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
Mauritius
Mautitius Islands (Mauritius and Rodrigues)
Mauritius Island   Holm, Leroy G./Plucknett, D. L./Pancho, J. V./Herberger, J. P. (1977) (p. 235)
Also reported from
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
United States (continental except west coast)
United States (other states)
United States (other states) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Alabama, Georgia, Louisiana, North Carolina, South Carolina, Texas
Naturalized
United States (continental except west coast)
United States (other states)
USA (Florida) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized


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This page was created on 28 MAY 2005 and was last updated on 21 JUN 2010.