One-stem Fleabane - Erigeron simplex
(see State Rank Reason below)
MNPS Threat Rank
State Rank Reason (see State Rank above)
Widespread in a number of ranges in western and central counties. Its alpine habitat is probably secure.
Fibrous-rooted perennial with a simple or branched caudex. Stems erect, 2–15 cm. Herbage sparsely villous. Leaves basal and cauline; blades linear-oblanceolate to narrowly oblong, entire, 5–40 mm long, narrower above. Heads radiate, solitary. Involucres hemispheric, 5–12 mm high; phyllaries in 2 or 3 series, purplish, minutely glandular, tangled-villous with septate hairs. Rays 50 to 150, white to usually blue; ligules 4–10 mm long. Disk corollas 3–3.5 mm long. Achenes 2–3 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)