Steirodiscus

Less.
Source: 
SSA
Synonym(s): 
Gamolepis Less.: 251 (1832); Phillips: 836 (1951). Psilothonna E.Mey. ex DC.: 40 (1838a); Phillips: 16 (1950).
Description: 
Annual herbs, small, glabrous. Leaves alternate, linear, entire or pinnatisect, with linear lobes. Capitula radiate, pedunculate, many- or few-flowered, in lax corymbs or solitary. Involucre ecalyculate, campanulate, ovoid or subglobose; bracts +/- connate. Receptacle convex to conical, epaleate. Rayflorets female; corolla yellow; tube with +/- oblong, obtuse or 3-toothed lamina 2-4 times as long as tube. Discflorets bisexual, fertile or functionally male; corolla yellow; tube becoming campanulate above, with 5 ovate or lanceolate lobes. Anthers ecalcarate and ecaudate; with linear or lanceolate, apical appendage; endothecial tissue radial. Style terete, with linear, truncate, penicillate branches. Cypselas obovoid or oblong, glabrous or sparsely pubescent. Pappus 0.
Distribution: 
Species 6, endemic to sthn Afr., Northern and Western Cape.
Classification: 

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Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith