Eucnide rupestris
J. Arnold Arbor. 48: 86. 1967.
Basionym: Loasella rupestris Baillon Bull. Mens. Soc. Linn. Paris 1: 650. 1887
Synonyms: Sympetaleia rupestris (Baillon) A. Gray ex S. Watson
Revision as of 19:16, 5 November 2020 by imported>Volume Importer
Herbs, annual, spindle-shaped (often nearly as wide as tall). Leaves: blade slightly lobed. Pedicels (fruiting) to 2 cm, usually nodding. Flowers radially symmetric; corolla essentially tubular, petals connate 9 mm, 2-colored, yellow to brown basally, green distally, ovate, to 15 mm; stamens 15, inserted in upper portion of corolla tube, included, projecting toward style; filaments to 5 mm, shorter than anthers. 2n = 42.
Phenology: Flowering Mar–May.
Habitat: Rocky slopes, washes.
Elevation: 10–500 m.
Distribution
Ariz., Calif., Mexico (Baja California, Sinaloa, Sonora).
Discussion
Eucnide rupestris is endemic to the Sonoran Desert.
Selected References
None.
Lower Taxa
None.