Annual, compact, prostrate herb, (0.05-)0.1-0.2(-0.35) m diameter and less than 25 mm high, very floriferous. Leaves small, irregularly and subternately dissected, basal relatively long, up to 28 mm long, upper much smaller, 5-8 mm long. Umbels small, from base to apex of branches, single or up to three, peduncle absent; bracts foliaceous, 3-5 mm long, resembling leaves; bracteoles foliaceous, 1.0-2.5 mm long, resembling leaves. Calyx lobes short, ovate. Petals white (or purplish?). Fruit orbicular, compressed, somewhat biconvex, 3-5 mm long, crowned with persistent disc and styles, with two 'inter-rib' marginal wings (wings not associated with vascular bundles), covered with stiff, club-shaped hairs but with longer, thin hairs along margins; mericarps not separating when dry but splitting apart when wet; commissure very broad. Endocarp woody. Carpophore highly modified, upper part reduced to soft tissue, lower part short, thick, hygroscopic, myxogenic. Ribs absent. Vittae and rib oil ducts absent, but with globose oil vesicles at regular intervals in wings. Crystals abs
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Annual herb. Stems procumbent, compact. Leaves simple; blade irregularly subternately cut; lobes capillary, obtuse. Flowers: umbels from base and apex of branches; involucral bracts foliaceous; pale pink to white; Sep.-Nov. Fruit circular, pubescent with long, stiff club-shaped hairs mixed with thin hairs.
Prostrate annual herb. Leaves irregularly subternately cut; lobes capillary obtuse. Fruits pubescent; ribs forming broad densely villose-ciliate margin. Flowers pale pink to white.