familyAsteraceae
genusCentromadia
speciesCentromadia pungens
subspeciesCentromadia pungens subsp. laevis
Centromadia pungens subsp. laevis
Novon 4: 467. 1999.
Basionym: Hemizonia pungens subsp. laevis D. D. Keck Madroño 3: 14. 1935
Synonyms: Hemizonia laevis (D. D. Keck) D. D. Keck
Treatment appears in FNA Volume 21. Treatment on page 277.
Leaves: margins bristly-ciliate, faces glabrous but for bristly midribs. Paleae little, if at all, exserted, apices obtuse to acute, sometimes apiculate. 2n = 18.
Phenology: Flowering Apr–Sep.
Habitat: Open, ± alkaline flats, depressions, stream banks and beds, grasslands, disturbed sites
Elevation: 90–500 m
Distribution
Calif., Mexico (Baja California).
Discussion
Of conservation concern.
Subspecies laevis is known only from the interior South Coast region and Peninsular Ranges.
Selected References
None.
Lower Taxa
None.