Oxalis caerulea
Notizbl. Bot. Gart. Berlin-Dahlem 7: 316. 1919.
Common names: Blue wood-sorrel
Basionym: Ionoxalis caerulea Small in N. L. Britton et al., N. Amer. Fl. 25: 33. 1907
Revision as of 19:16, 5 November 2020 by imported>Volume Importer
Herbs perennial, acaulous, rhizomes and stolons absent, bulb solitary; bulb scales (3–)5–7-nerved. Leaves basal; petiole 3–10(–13) cm; leaflets (3–)4(–5), green to purplish abaxially, green adaxially, obtriangular to obcordate, 5–22 mm, lobed 1/5–1/2 length, lobes apically rounded, surfaces glabrous, oxalate deposits absent or as few punctate tubercles near lobe apices. Inflorescences umbelliform cymes, (1–)2–7-flowered; scapes 6–12(–15) cm, glabrous. Flowers distylous; sepal apices with 2 orange, linear tubercles; petals red to pinkish lavender, 8–10 mm. Capsules ellipsoid, 3.5–6 mm, glabrous.
Phenology: Flowering Jun–Sep.
Habitat: Streambeds, stream banks, meadows, pinyon-juniper, pine-oak-juniper, or pine-aspen woodlands.
Elevation: (1800–)2000–2600 m.
Distribution
Ariz., Colo., N.Mex., Mexico (Chihuahua, Durango, Sonora).
Discussion
Selected References
None.
Lower Taxa
None.