Linaria yunnanensis W.W. Smith, Notes Roy. Bot. Gard. Edinb. 9: 110 (1916).
Glaucous perennial, glabrous except for villous inflorescence; fertile stem usually solitary, 45-75 cm, erect, robust, simple, densely leafy to base of inflorescence; sterile stems not seen. Leaves (30-) 40-60 x 12-25 (-35) mm, the length 1.5-4 x breadth, oblong-elliptic to ovate, acute, somewhat apiculate, flat, cuneate to semi-amplexicaul, alternate. Inflorescence with 15-30 flowers, dense in flower and fruit, the axis villous with brown, flexuous hairs. Bracts 7-20 x 3-9 mm, ovate, acute to obtuse. Pedicels erect, 2-3 mm in flower, 2.5-4 rnm in fruit, erect, villous. Calyx-lobes subequal, 7-12 x 1.8-4 mm, oblong-lanceolate or oblong, subacute to truncate, villous below, the margins not scarious, ciliate to villous. Corolla 14-18 mm, pale yellow, glandular-pilose externally; tube 4.5-5.5 mm broad at mouth; adaxial lip sinus 1.5-2 mm; abaxial lip sinus 1-1.5 mm; spur 3-4.5 mrn, 0.8-1 mm broad at base, more or less straight, much shorter than the rest of corolla. Capsule 7-10 x 6-8 mm, oblong-ovoid, glandular-pubescent towards apex. Seeds 1.9-2.4 mm, oblong-reniform, blackish-grey; wing 0.4-0.6 mm broad; disc oblong-reniform, more or less densely covered with ridges or isolated tubercles; ridges short, sinuate, the tubercles conical, rounded or obtuse. Modified from Sutton (1988).
China (NW Yunnan). Ch(Yu).
Type: CHINA: Yunnan; open stony pasture on the Chungtien plateau, 27º 55min N, 9000-10000 ft, ix 1913 Forrest 11001 (lectotype, chosen here E!, isolecto. BM! K!).