Ethulia

Annuals. Leaves alternate, subsessile, glandular-punctate. Capitula homogamous, small, numerous. Inflorescence ± corymbose. Receptacle naked. Florets numerous, purple, mauve, pink or whitish. Achenes strongly ribbed; apex truncate bearing an initially cup-shaped but later dome-shaped appendage. Pappus 0.

Annual herbs. Stems erect. Leaves simple, alternate, petiolate; lamina ovate, lanceolate, elliptic, pubescent, margin serrate, apex acute to acuminate, base attenuate, chartaceous. Capitulescences terminal or axillary, corymbose. Capitula discoid, pedunculate, homogamous; florets bisexual and fertile. Involucres campanulate, phyllaries imbricate. Corollas purple, funnelform, glandular; corolla lobes 5, actinomorphic. Anthers 5, syngenesious, apical appendage acute, base obtuse. Styles white, 2-branched, inner surface covered with stigmatic papillae, outer surface covered with sweeping hairs reaching to below style bifurcation. Achenes turbinate, 6-ribbed, glandular, carpopodium absent. Pappus absent. Pollen echinate, tricolporate. One species is recognized in Thailand.

Ethulia is a genus of Asian and African flowering plants in the family Asteraceae.

Species Ethulia acuminata M.G.Gilbert Ethulia angustifolia Bojer ex DC. Ethulia bicostata M.G.Gilbert Ethulia burundiensis M.G.Gilbert & C.Jeffrey Ethulia conyzoides L.f. Ethulia faulknerae C.Jeffrey Ethulia gracilis Del. Ethulia greenwayi M.G.Gilbert Ethulia luzonica M.G.Gilbert Ethulia megacephala Sch.Bip. ex Miq. Ethulia ngorongoroensis M.G.Gilbert Ethulia paucifructa M.G.Gilbert Ethulia rhizomata M.G.Gilbert Ethulia ruhudjiensis M.G.Gilbert Ethulia scheffleri S.Moore Ethulia triflora J.Kost. Ethulia vernonioides (Schweinf.) M.G.Gilbert