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Montana Field Guide

Montana Field Guides

Bristly Oxtongue - Helminthotheca echioides
Other Names:  Picris echioides

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA
* (see State Rank Reason below)

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

External Links






State Rank Reason (see State Rank above)
Reported for Montana in Flora of North America.
 
General Description
Leaf blades 5–15(–25) × 1–5(–8+) cm. Peduncles 1–5+ cm, bristly hispid. Calyculi: bracts 9–15+ × 3–5+ mm, margins and tips bristly-ciliate. Phyllaries often sigmoid in fruit, abaxial faces and tips bristly. Fruit bodies 2.5–3 mm, beaks 2.5–5 mm; pappi 4–7 mm (Strother, 2006, Fl. North America, Vol. ).

Phenology
Flowering May through November.

Range Comments
Sporadic in North America, most common in southern CA (Kartesz 2009).

References
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Citation for data on this website:
Bristly Oxtongue — Helminthotheca echioides.  Montana Field Guide.  .  Retrieved on , from