Difference between revisions of "Cirsium fontinale var. obispoense"
Leafl. W. Bot. 2: 71. 1938.
Common names: Chorro Creek bog thistle
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|tribe=Asteraceae tribe Cardueae | |tribe=Asteraceae tribe Cardueae | ||
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Revision as of 21:15, 16 December 2019
Basal leaves: longer spines 5–9 mm; distal faces more densely glandular than tomentose. Cauline leaves: longer spines 4–7 mm. Distalmost stem bracts tightly subtending heads or separated from them. Phyllaries 70–120, 28–38 of them reflexed; apical spines 2–3 mm; marginal spines usually absent. Cypselae 3.8–4 mm. 2n = 34.
Phenology: Flowering winter–summer (Jan–Sep).
Habitat: Serpentine seeps, coastal live oak woodlands, grasslands, riparian areas
Elevation: 40–300 m
Discussion
Of conservation concern.
Variety obispoense is known only from the southern Santa Lucia and San Luis ranges of San Luis Obispo County.
Selected References
None.
Lower Taxa
None.