Search Field Guide
Advanced Search
MT Gov Logo
Montana Field Guide

Montana Field Guides

Spotted Cat's-ear - Hypochaeris radicata
Other Names:  Hairy Cat's-ear, Cat's Ear, False Dandelion

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
MNPS Threat Rank:
C-value: 1

External Links

General Description
Taprooted, scapose, perennial herbs. Stems erect, often branched, 15–60 cm. Herbage hirsute below, glabrate above; sap milky. Leaves basal, petiolate; blades oblanceolate, runcinate, 2–15 cm long. Inflorescence open-paniculate, minutely bracteate with 2 to 7 heads. Heads ligulate; involucres turbinate, 1–2 cm high; phyllaries unequal, imbricate in 3 or 4 series, linear-lanceolate, glabrate with scarious margins; receptacle flat with scales among the flowers. Ray flowers 20 to 100, perfect, yellow; ligules 6–12 mm long. Pappus 2 series of capillary bristles; outer barbed; inner plumose. Achenes fusiform 6–10 mm long, ribbed, muricate with a beak 3–5 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range


Range Comments
Introduced to eastern and western U.S.; native to Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 12

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



(Observations spanning multiple months or years are excluded from time charts)

Predicted Suitable Habitat Model

This species has a Predicted Suitable Habitat Model available.

To learn how these Models were created see


Login Logout
Citation for data on this website:
Spotted Cat's-ear — Hypochaeris radicata.  Montana Field Guide.  .  Retrieved on , from