Bertero ex Savi, Oxalidaceae |
Present on Pacific Islands? yes
Primarily a threat at high elevations? no
Common name(s): [more details]
English: tufted yellow woodsorrel |
Habit: herb
Description: "Small usually more or less tufted annual ordinarily only a few cm. tall, in varying degree hirsute and somewhat glandular, especially the nearly filiform divaricate pedicels (these to about a cm. long) of the laxly branched several to many-flowered cymes; petioles to 8 cm. long, about half as long as the peduncles, the broadly obcordate rather deeply emarginate leaflets sometimes 14 mm. long, 15 mm. wide, often smaller; bracts caducous, 1-2 mm. long; sepals often rubescent below and marginally, nearly linear, acute, 3-4 mm. long, sometimes equaled by the spathulate yellow petals; seeds 1-many in each cell" (MacBride, 1949, 13(3/2):576).
Habitat/ecology: In Peru (native), "open mixed formation, 2,200 meters" (MacBride, 1949, 13(3/2):576). "In Chile this species grows in the following environmental conditions: Low altitude, interior valleys. Somewhat dry areas where the drought may last 3-5 months, precipitations of 400-800 mm. are concentrated in winter. Fully exposed to the sun, level areas or slopes facing north" (Chileflora).
Propagation: Seed
Native range: Argentina, Chile, Peru (MacBride, 1949, 13(3/2):576).
Presence:
Pacific | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
Chile (offshore islands)
Juan Fernández Islands |
Isla Más a Tierra (Robinson Crusoe Island) |
introduced
invasive |
Atkinson, Rachel/Sawyer, John (2011) |
Chile (offshore islands)
Juan Fernández Islands |
Isla Más a Tierra (Robinson Crusoe Island) |
introduced
invasive |
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (pp. 461, 465, 556) |
Chile (offshore islands)
Juan Fernández Islands |
Isla Más Afuera (Alejandro Selkirk Island) |
introduced
invasive |
Atkinson, Rachel/Sawyer, John (2011) |
Chile (offshore islands)
Juan Fernández Islands |
Isla Más Afuera (Alejandro Selkirk Island) |
introduced
invasive |
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (pp. 461, 465, 556) |
Chile (offshore islands)
Juan Fernández Islands |
Isla Santa Clara |
introduced
invasive |
Atkinson, Rachel/Sawyer, John (2011) |
Chile (offshore islands)
Juan Fernández Islands |
Isla Santa Clara |
introduced
invasive |
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (pp. 461, 465, 556)
Voucher cited: Danton I(5/327)1674 |
Chile (offshore islands)
Juan Fernández Islands |
Morro El Verdugo |
introduced
invasive |
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (p. 556) |
Pacific Rim | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
South America (Pacific rim)
South America (Pacific rim) |
Chile (Republic of) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
South America (Pacific rim)
South America (Pacific rim) |
Ecuador (Republic of) (continental) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
South America (Pacific rim)
South America (Pacific rim) |
Perú (Republic of) |
native
|
Macbride, J. Francis (1936) (p. 13(3/2):576) |
Control: If you know of control methods for Oxalis micrantha, please let us know.