Family: Asteraceae
Calocephalus citreus
Citation:
Less., Syn.gen. Comp. 271 (1832).
Synonymy: Not Applicable Common name: Lemon beauty-heads.
Description:
Perennial herbs, major axes erect, c. 15-60 cm long, hairy; leaves entirely or predominantly opposite, the uppermost ones sometimes alternate, all leaves lanceolate or linear, 0.8-11 cm long, 0.1-0.2 cm wide, tomentose, often sheathing at the base, the midrib and often 2 lateral veins prominent.
Compound heads spheroidal to broadly ellipsoid or oblong or broadly depressed-ovoid to ovoid, 4-20 mm long, 5-9 mm diam.; general involucre absent; general receptacle cylindrical to narrowly oblong; capitula 30-c. 300 per compound head; capitular bracts 8-11, 2- or 3-seriate with the outermost bracts the smallest, all bracts obovate to oblanceolate or elliptic, flat to conduplicate, 1.9-3.4 mm long, 0.5-0.9 mm wide, sometimes more or less abruptly attenuated in the lower third, mainly hyaline, the uppermost portion yellow, with an opaque green or brown midrib which extends about half to two-thirds the length of the bract, glabrous or with long hairs extending from near the apex of the midrib; florets 2 or 3 per capitulum, corolla tube 1.5-2 mm long.
Achenes 0.7-0.85 mm long, c. 0.5 mm diam., brown, papillose; pappus of 4-9 multiseriate bristles which are plumose in the upper part and united at the base into a small ring.
Distribution:
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S.Aust.: FR, EA, EP, NL, MU, YP, SL, SE. Qld; N.S.W.; Vic.; Tas.
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Conservation status:
native
Flowering time: Nov. — May.
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
No text
Author:
Not yet available
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