compact cobwebby thistle

Cirsium occidentale var. compactum

Member of cobwebby thistle (Cirsium occidentale)
plume thistles (genus Cirsium)
thistles
sunflower family (family Asteraceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)

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• heads short-peduncled, closely subtended by basal and large cauline leaves
• phyllaries are significantly interconnected by cobwebby hairs
• corolla dark rose-purple
• very rare near San Bruno Mountain

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Chris’s observations: none

Taxon info: iNaturalist – Calflora – CalPhotos – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora