familyEuphorbiaceae
genusEuphorbia
sectionEuphorbia sect. Anisophyllum
speciesEuphorbia serpillifolia
subspeciesEuphorbia serpillifolia subsp. hirtula
Euphorbia serpillifolia subsp. hirtula
Phytologia 67: 48. 1989. (as serpyllifolia)
Basionym: Euphorbia hirtula Engelmann ex S. Watson in W. H. Brewer et al., Bot. California 2: 74. 1880
Synonyms: Chamaesyce hirtula (Engelmann ex S. Watson) Millspaugh C. serpillifolia subsp. hirtula (Engelmann ex S. Watson) Koutnik E. serpillifolia var. hirtula (Engelmann ex S. Watson) L. C. Wheeler
Stems pilose or villous. Leaves: petiole and blade pilose or villous. Involucre pilose or villous. Pistillate flowers: ovary pilose, villous, or glabrous. Capsules pilose, villous, or glabrous.
Phenology: Flowering and fruiting summer–fall.
Habitat: Chaparral, oak woodlands, oak-pine forests, disturbed roadsides.
Elevation: 700–1900 m.
Distribution
Calif., Mexico (Baja California).
Discussion
Subspecies hirtula has a scattered and disjunct distribution primarily in montane areas of central and southern California and northern Baja California. In the flora area, it is found in the central Sierra Nevada and the Santa Lucia, San Bernardino, San Jacinto, Cuyamaca, and Laguna mountains.
Selected References
None.
Lower Taxa
None.