Cirsium pumilum var. hillii (Canby) B. Boivin
  • Naturaliste Canad.

This taxon is accepted by Compositae
Notes: More details could be found in The Plant List v.1.1. Originally in The Plant List v.1.0

General Description

Plants mostly 25–60 cm, branches 0–4, short. Roots often tuberous-thickened. Leaves usually shallowly lobed, main spines ± fine, 3–6 mm. Heads 5–7 cm. Phyllaries: outer 3–6 mm wide at base, spines slender, 1.5–3 mm. Corollas usually 45–55 mm. Cypselae usually 4.5–5 mm. 2n = 30.

 Information From

CC0 1.0 Universal (CC0 1.0).
  • A CC0 1.0 Universal (CC0 1.0).
Flora of North America @
'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  • B Flora of North America Association
World Flora Online consortium
World Flora Online Data. 2018.
  • C CC0 1.0 Universal (CC0 1.0).