Rhanteriopsis Rauschert (1982: 557). Postia Boiss. & C.I.Blanche in Boissier (1875: 182), nom. illeg. [non Fries (1874), (Basidiomycota, Fungi)].

Lectotype [Rauschert (1982: 557)]:— Rhanteriopsis lanuginosa (DC.) Rauschert.

Description:—Caespitose perennials, with thick woody root-stock. Stems slightly to well-branched especially in upper part, usually woolly. Leaves alternate, elliptic, oblanceolate or obovate, entire to slightly serrate, woolly to puberulent, sterile shoot leaves sessile or short to long petiolate, cauline leaves sessile. Capitula solitary, terminal, homogamous or heterogamous. Involucre cyathiform. Involucral bracts imbricate, 2–4-seriate, one-ribbed. Receptacle small, convex, paleate. Paleae ± scarious, narrowly oblong to linear, entire or in upper part irregularly serrulate to fimbriate, dorsally sometimes with a few hairs, and glandular on upper part and along midrib. Ray florets (if present) female, epappose, yellow, uniseriate, densely glandular; tube sub-cylindrical, pubescent; lamina 3-lobed, 4-veined, oblong to narrowly oblong, dorsally slightly pubescent on basal part; staminodia sometimes present; style terete, bifid, style branches somewhat compressed, narrowly oblong, apically rounded, dorsal apical part with subacute sweepinghairs. Disc florets bisexual, yellow; tube sub-cylindrical to funnelshaped; limb narrowly cyathiform to funnel-shaped; corolla lobes with or without one or a few 2- to 4-cellular and apically acute to rounded dorsal hairs, containing crystals; lobes and apical part of limb dorsally densely glandular; anthers tailed, apically subacute; tails long and narrow, very fimbriate; filament collars with smaller basal cells; style terete, bifid; style-branches somewhat flattened, narrowly oblong, apically rounded, dorsal apical part with acute sweeping hairs. Achenes brown, 3- to 4-edged to sub-cylindrical with 3–5 ribs, narrowly oblong to narrowly obovate, apically and sometimes also basally strigose-hispid; pappus consisting of up to 5 broad, flattened, linear, apically acute bristles; bristles increasingly serrulate towards apex, usually with an additional lamina1 row of teeth.