Pacific Island Ecosystems at Risk (PIER)

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Portulaca grandiflora
Hook., Portulacaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 9 (Go to the risk assessment)

Common name(s): [more details]

Chamorro: bodulagas, botdolagas, donkulu

English: eleven-o'clock, Mexican-rose, mossrose, portulaca, portulaca rose, purslane, rose moss, sunplant

French: pourpier à grandes fleurs

Japanese: matsu-ba-botan

Korean: chaesonghwa

Spanish: beso de un día, flor de un día

Tongan: losemalei, matala hoatā

Habit:  herb

Description:  "Plants annual; roots fibrous. Stems prostrate to suberect; trichomes conspicuous at nodes and in inflorescence; branches to 30 cm. Leaf blades linear to lanceolate, terete to hemispheric, 5-30 x 1-5 mm, apex acute or subacute; involucrelike leaves 8-9 (-14). Flowers 25-55 mm in diameter.; petals pink, red, purple, yellow, bronze, or white, obovate, 15-25 x 15-20 mm; stamens 40 or more; stigmas 5-8. Capsules ovoid, (3.5-) 4-6.5 mm in diameter. Seeds steely gray, often iridescent, orbiculate or elongate, flattened, 0.75-1 mm in diameter; surface cells obscurely stellate with tubercles mostly abaxially"  (Flora of North America online).

Description from the Flora of Pakistan online.

Habitat/ecology:  "The plant is adaptable to most soils, especially dry soils in sunny places, and is drought resistant. Full sun is needed for optimal flowering" (Whistler, 2000; p. 379).  In the United States, "naturalized in gardens and has escaped to roadsides and waste places.  Sandy soils; 0-2000 m"  (Flora of North America online).

Propagation:  Seed

Native range:  Argentina, Paraguay and Uruguay, cultivated and naturalized elsewhere (GRIN).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Commonwealth of the Northern Mariana Islands (US)
Northern Mariana Islands
Agrigan (Agrihan) Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 74)
Commonwealth of the Northern Mariana Islands (US)
Northern Mariana Islands
Saipan Island introduced
Raulerson, L. (2006) (p. 30)
Ecuador (Galápagos Islands)
Floreana Group
Floreana Island introduced
invasive
cultivated
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Isabela Group
Isabela Island introduced
invasive
cultivated
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Isabela Group
Volcán Sierra Negra, Isabela Island introduced
cultivated
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
San Cristóbal Group
San Cristóbal Island introduced
invasive
cultivated
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Santa Cruz Group
Santa Cruz Island introduced
invasive
cultivated
Charles Darwin Foundation (2008)
Federated States of Micronesia
Kosrae Island
Kosrae Island introduced
cultivated
Lorence, David H./Flynn, Timothy (2010) (p. 22)
Federated States of Micronesia
Pohnpei Islands
Pohnpei Island introduced
cultivated
Herrera, Katherine/Lorence, David H./Flynn, Timothy/Balick, Michael J. (2010) (p. 124)
Fiji
Fiji Islands
Viti Levu Island introduced
cultivated
Smith, Albert C. (1981) (p. 279)
Voucher cited: DA 12179
French Polynesia
Marquesas Islands
Fatu Hiva Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
French Polynesia
Marquesas Islands
Hiva Oa Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
French Polynesia
Marquesas Islands
Tahuata (Tuhuata) Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
French Polynesia
Marquesas Islands
Ua Huka (Huahuna, Uahuka) Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
French Polynesia
Marquesas Islands
Ua Huka (Huahuna, Uahuka) Island   National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (2003) (voucher ID: PTBG 40846)
Taxon name on voucher: Portulaca grandiflora
French Polynesia
Marquesas Islands
Ua Pou (Huapu, Uapou, Uapu) Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
French Polynesia
Society Islands
Taha‘a Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
French Polynesia
Society Islands
Tahiti Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
French Polynesia
Society Islands
Tetiaroa Atoll introduced
cultivated
Sachet, M.-H./Fosberg, F. R. (1983) (p. 64)
Guam
Guam Island
Guam Island introduced
cultivated
Stone, Benjamin C. (1970) (p. 275)
Guam
Guam Island
Guam Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 74)
State of Hawaii
Hawaiian Islands
Hawaiian Islands introduced
cultivated
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 1071)
"Very commonly cultivated and may occasionally escape from cultivation".
Marshall Islands
Ratak Chain
Arno Atoll introduced
cultivated
Vander Velde, Nancy/Vander Velde, Brian (2007) (p. 10)
"Uncommon; decorative planted in containers of few residences of Ine village".
Marshall Islands
Ratak Chain
Majuro (Mãjro) Atoll introduced
cultivated
Vander Velde, Nancy (2003) (p. 116)
Ornamental potted plant.
Nauru
Nauru Island
Nauru Island introduced
cultivated
Thaman, R. R./Fosberg, F. R./Manner, H. I./Hassall, D. C. (1994) (p. 183)
Planted ornamental. Voucher cited: Fosberg 58659 (US)
New Caledonia
New Caledonia Archipelago
Île Grande Terre introduced
invasive
cultivated
MacKee, H. S. (1994) (p. 118)
Spontané
Niue
Niue
Niue Island introduced
cultivated
Sykes, W. R. (1970) (p. 170)
Voucher cited: CHR 168704
Palau
Palau (Belau ) (main island group)
Babeldaob Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 74)
Palau
Palau (Belau ) (main island group)
Babeldaob Island introduced
Raulerson, L./Rinehart, A. F./Falanruw, M. C. (1996) (p. 33)
Palau
Palau (Belau ) (main island group)
Babeldaob Island   Beleu National Museum (Republic of Palau. Koror.) (1968) (voucher ID: BNM 623)
Taxon name on voucher: Portulaca grandiflora Hook.
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
Randall, R. P. (2007) (p. 385)
Australia
Australia (continental)
New South Wales introduced
invasive
cultivated
National Herbarium of New South Wales (2013)
Often cultivated as an ornamental; rarely fully naturalized.
China
China
Hong Kong introduced
cultivated
Wu, Te-lin (2001) (p. 79)
Cultivated ornamental.
Japan
Japan
Japan (country) introduced
Mito, Toshikazu/Uesugi, Tetsuro (2004) (p. 181)
New Zealand
New Zealand
New Zealand (country) introduced
invasive
cultivated
Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 991)
Collected once in wild; seeds freely.
Singapore
Singapore
Singapore (Republic of) introduced
cultivated
Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 72)
Cultivated only
United States (west coast)
United States (west coast states)
USA (California) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)
Also reported from
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Canada (except British Colombia)
Canada
Canada (country) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)
Manitoba, Ontario
United States (continental except west coast)
United States (other states)
United States (other states) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)


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

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This page was created on 21 NOV 2005 and was last updated on 10 JAN 2013.