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Electronic Flora of South Australia species Fact Sheet

Family: Asteraceae
Calocephalus knappii

Citation: Ewart & Jean White, Proc. R. Soc. Vic. n.s. 22:319 (1910).

Synonymy: S.Aust.: NW, LE. , Eriochlamys knappii

Common name: None

Description:
Annual herbs; major axes decumbent to erect, c. 3-30 cm long; leaves alternate, ovate to lanceolate or elliptic or linear, 0.5-3.2 cm long, 0.25-0.6 cm wide, spreading to appressed, sparsely to densely hairy, midvein prominent.

Compound heads broadly ovoid to ovoid or globular or oblong, c. 0.6-1.6 cm long, c. 0.6-1.1 cm diam., yellow-brown to orange; bracts subtending compound heads more or less absent; general receptacle branched, hairy; capitula c. 20-70 per compound head; capitular bracts 13-17, 2-seriate, all narrowly oblanceolate or lanceolate, flat to concave, 1.8-3.5 mm long, 0.2-1 mm wide, with long hairs extending from the margins, the outer bracts mainly green and opaque but with a hyaline apex and sometimes narrow hyaline margins, the inner bracts entirely hyaline or sometimes with an opaque base; florets 10-18 per capitulum, corolla tube 1.6-2.4 mm long.

Achenes c. 0.5 mm long, c. 0.3 mm diam., minutely papillate, brown; pappus of c. 3-6 lax, plumose bristles subequal to the corolla tube, often some smaller, lax, simple bristles also present, all bristles scarcely united at the base.

Distribution:  Favours sandy soil.

S.Aust.: NW, LE, GT.   W.Aust.; N.T.; Qld.

Conservation status: native

Flowering time: most of the year.


SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Author: Not yet available


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