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Stemless Thistle
Cirsium acaulon
Cirsium acaule or acaulon has the English name dwarf thistle or stemless thistle. It is widespread across much of Europe. It is often found on short, calcerous grasslands.
From the article Cirsium acaule on Wikipedia (CC BY-SA), quoted section by section
Description
Cirsium acaule is a perennial herb. The leaves are a spreading rosette, spiny, 10 to 15 cm (3.9 to 5.9 in) long. There is usually only one flower head, although there can sometimes be 2 or 3. Usually it is not stalked from the leaf rosette. The flower head is 3 to 4 cm (1.2 to 1.6 in) long, the florets are red/purple. They flower from June to September.
== References ==
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
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In the stacks
Searching the stacks…
Every page naming Cirsium acaulon in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 797770.