Stout perennial ± 25-50-(60) cm. tall. Stems 1 to several arising from a stout woody often multicipital stock, simple, terete, stout, decumbent at base, striate, margined. Basal lvs us. ∞, densely rosulate, spreading; lamina 15-20-(40) × 8-15-(20) mm., broadly obovate-spathulate, coriac., 3-5-nerved, rounded or subacute, gradually narrowed into broad flat petiole 5-10 mm. long. Cauline lvs in 2-6 distant pairs, sessile or sts with very short petioles; lamina broad-ovate to oblong, ± 20 × 15 mm., 3-5-(7)-nerved, obtuse to subacute, often cordate at base. Infl. a broad, up to 10-fld, umbelliform, terminal, involucrate cyme; bracts broad, us. whorled. Pedicels 2*5-5 cm. long, slender to rather stout. Calyx c. 15 mm. long, cut 3/4 way into narrow-subulate acute to acuminate lobes. Corolla white, c. 25 mm. long, cut at least 1/2 way into broad-oblong to obovate, rounded, subacute to obtuse lobes.