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Cirsium horridulum

Common Name(s):
Bristle thistle
Category:
Wildflowers
Comment:

Wildlife Value:  Members of the genus Cirsium support the following specialized beesMelissodes (Heliomelissodes) desponsusOsmia (Helicosmia) chalybea and Osmia (Helicosmia) texana.

Season:
Late spring into early summer
Height:
2-5 ft.
Foliage:
2-5 in., deeply incised, extremely bristly leaves; woolly when young
Flower:
3-in. flower head; spiny bracts that may be purple or white
Site:
Sandy soil, fields, shores, salt marshes, savannahs, roadsides, waste places
Life Cycle:
Perennial
Tags:
nectar, pollinator, specialized bees, bees, wildlife

NCCES plant id: 2525

Cirsium horridulum Cirsium horridulum
Kerry Woods, CC BY-NC-ND - 2.0
Cirsium horridulum Cirsium horridulum bloom stalk
Eleanor, CC BY-NC-2.0
cirsium horridulum Cirsium horridulum bloom detail
Bob Peterson, CC BY - 2.0