Citation: Sonder, Linnaea 25:521 (1853).

Derivation: After Charles Stuart, 1802-1877, a botanical collector in eastern Australia.

Synonymy: Not Applicable

Common name: None

Description:
Small annual herbs, softly tomentose, with non-glandular hairs; stems terete, leafy, weak; leaves mostly cauline, alternate, petiolate, simple, flat.

Capitula minute, sessile in crowded clusters, surrounded by a general involucre of leaves, discoid, heterogamous; involucres conical, multisedate; bracts scarious, unequal, with rigid recurved apices; receptacle minute, naked; outer florets few, female, fertile, tubular; corolla filiform, contracted at the apex; style branches subulate; inner florets few, bisexual, fertile, tubular; corolla cylindrical, 5-toothed at the apex; anthers tailed at the base, with acute terminal appendages; style branches truncate.

Achenes terete, papillose; pappus absent.

Distribution:  2 species in Australia.

Biology: No text

Key to Species:

1. Inner involucral bract apices produced into pale-yellow hooked awns	S. hamata 1.
1. Inner involucral bract apices shortly acuminate, recurved, brownish	S. muelleri 2.

Author: Not yet available