Difference between revisions of "Chaenactis carphoclinia var. peirsonii"
Man. S. Calif. Bot. 601. 1935.
Common names: Peirson pincushion
Basionym: Chaenactis peirsonii Jepson Madroño 1: 259. 1929
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Chaenactidinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Chaenactidinae | ||
Revision as of 20:32, 16 December 2019
Plants mostly 40–60 cm. Leaves ± basal, longest 7–10 cm; petioles dilated proximally, ± indurate.
Phenology: Flowering Mar–Apr.
Habitat: Open, rocky or gravelly desert slopes and flats, shrublands
Elevation: 0–200 m
Discussion
Of conservation concern.
Variety peirsonii is known from the eastern Santa Rosa Mountains and adjacent Salton Sea area near the common border of Imperial, Riverside, and San Diego counties. Unlike var. attenuata, in which it has sometimes been included, var. peirsonii is geographically and morphologically well defined.
Selected References
None.
Lower Taxa
None.