E-Flora BC: Electronic Atlas of the Flora of British Columbia

Centaurea montana L.
mountain bluet (perennial cornflower)
Asteraceae (Aster family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #74893)

E-Flora BC Static Map
Distribution of Centaurea montana
Click here to view our interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.

Perennial herb from a taproot; stems erect, usually simple, narrow-winged, lightly hairy, 30-80 cm tall.
Basal and lower to middle stem leaves broadly lanceolate, entire, the bases winged and continuous with the stems, lightly woolly below, nearly glabrous above, reduced upwards.
Heads discoid, solitary on the stems; involucres 20-25 mm tall, 12-15 mm wide; involucral bracts egg-shaped to narrowly egg-shaped, glabrous, with dark brown or black, tattered margins towards the apex; disk flowers blue, rarely white, the sterile marginal ones 40-45 mm long, enlarged at the tips with five lobes, the central perfect ones about 16 mm long.
Achenes light yellow, glossy, 5-6 mm long; pappus about 0.5 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic roadsides and waste places in the lowland zone; infrequent in SW BC, known from S Vancouver Island and the adjacent mainland; introduced from Europe.

Source: The Illustrated Flora of British Columbia


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Centaurea montana var. alba hort.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References