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Genus Chrysocephalum Family Asteraceae

Description: Annual or perennial herbs or subshrubs.

Leaves alternate, cauline leaves, glandular hairy with entire margins, sessile.

Heads terminal, solitary or clustered together in groups of up to 6; heads hemispherical; involucral bracts membranous, transparent, yellow or brown, without an herbaceous base; receptacle flat, scales absent. Florets mainly tubular bisexual, yellow. Anthers with a concave apical appendage, and short tails. Style branches truncate, the inner surfaces papillose.

Achenes terete, with small glandular papillae; pappus of free bristles, entirely barbellate or subplumose at the base or apex.


Photo © ANBG

Distribution and occurrence: World: 8 species, endemic Australia. Australia: all States.

Text by J. Everett
Taxon concept:

 Key to the species 
1Leaves spathulate to obovate, 10–25 mm wide at the broadest pointChrysocephalum apiculatum
Leaves linear to lanceolate, usually less than 4 mm wide2
2Heads in clusters of 3 or more; involucral bracts varying in sizeChrysocephalum baxteri
Heads solitary, terminal on leafy branches; involucral bracts all approximately equal in length
                       Back to 1
3
3Achenes densely papillose; involucral bracts with very short cilia on the margins of the herbaceous baseChrysocephalum pterochaetum
Achenes glabrous or sparsely papillose; involucral bracts with long woolly hairs on the margins of the herbaceous base
                       Back to 2
4
4Heads 7–15 mm diam.; intermediate involucral bracts the longestChrysocephalum apiculatum
Heads 6–7 mm diam.; inner involucral bracts the longest
                       Back to 3
Chrysocephalum semipapposum

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