Sedum pachyphyllum Rose, Crassulaceae

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: 3 (Go to the risk assessment)

Common name(s): [more details]

English: jellybean plant, many-fingers

Habit:  herb

Description:  "Perennial; stems woody at base, much branched, spreading or erect, glabrous throughout, 10 to 30 cm high; leaves closely set, standing almost at right angles to the stem, terete in section, somewhat smaller below, obtuse, a little glaucous, 3 to 4 cm long, 8 to 10 mm in cross section; flowering stem weak, about 2 cm long; inflorescence sessile, cymose; flowers short-pediceled or subsessile; sepals 5, wide-spreading, clavate, green, obtuse, somewhat unequal, the longest one 6 mm long, petals yellow, widely spreading, or even bent backward, 7 mm long, somewhat keeled on the back, spoon-shaped above, stamens 10, yellow; carpels at first erect, yellow"  (Rose, 1911; pp. 299-300).

Habitat/ecology:  First collected on hills near San Luis, Oaxaca, Mexico, altitude 1,800 to 2,100 m (Rose, 1911; pp. 299-300).

Propagation:  Seed

Native range:  State of Oaxaca, Mexico; also cultivated (GRIN).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Ecuador (Galápagos Islands) Santa Cruz Group	Santa Cruz Island	introduced cultivated	Charles Darwin Foundation (2008)

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 cultivated	Randall, R. P. (2007) (p. 440)
Mexico Mexico	Mexico (United Mexican States)	native	Rose, J.N. (1911) (pp. 299-300) Oaxaca
New Zealand New Zealand	New Zealand (country)	introduced cultivated	Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 585)

Additional information:
Additional online information about Sedum pachyphyllum is available from the Hawaiian Ecosystems at Risk project (HEAR).

Information about Sedum pachyphyllum as a weed (worldwide references) may be available from the Global Compendium of Weeds (GCW).

Taxonomic information about Sedum pachyphyllum may be available from the Germplasm Resources Information Network (GRIN).

References:

Charles Darwin Foundation. 2008. Database inventory of introduced plant species in the rural and urban zones of Galapagos. Charles Darwin Foundation, Galapagos, Ecuador.

Randall, R. P. 2007. The introduced flora of Australia and its weed status. CRC for Australian Weed Management, Department of Agriculture and Food, Western Australia. 524 pp.
Also:  Searchable online database at http://weeds.cbit.uq.edu.au/.

Rose, J.N. 1911. Studies of Mexican and Central American plants. In: Contributions from the United States National Herbarium 13(9):291-312.

Staples, George W./Herbst, Derral R. 2005. A tropical garden flora: plants cultivated in the Hawaiian Islands and other tropical places. Bishop Museum Press, Honolulu. 908 pp.

U.S. Dept. Agr., Agr. Res. Serv. 2011. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.

Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. 1988. Flora of New Zealand, Volume IV: Naturalised pteridophytes, gymnosperms, dicotyledons. Botany Division, DSIR, Christchurch. 1365 pp.