Rhinotropis lindheimeri (A. Gray) J. R. Abbott

Polygala lindheimeri A. Gray, Bost. Jour. Nat Hist. 7: 150. 1850.
Polygala Emoryi Blake, Contr. Gray Herb. 47: 72. 1916.
Stems several from a fruticulose base, erectish to decumbent, densely pilose to pilosulous with wide-spreading or sometimes incurved-spreading hairs, about 1.8 dm. long; lower or all the leaves elliptic to oval, rarely orbicular, mucronate at the obtuse to rounded apex, rounded to cuneate at base, 5-13 mm. long, 3-12 mm. wide, coriaceous, spreading-pilosulous or incurvedspreading-puberulous, reticulate; middle and upper leaves usually oblong or lance-oblong, acute at each end; racemes 2-8-flowered, geniculate, 1-3.5 cm. long; upper sepal ovate, acute, ciliate and pubescent or puberulous, 2.8-3.2 mm. long; lower sepals 2 mm. long; wings oblongobovate, 4.5-5 mm. long, 2.3 mm. wide, barely retuse at the rounded apex, cuneate at base, pilosulous; keel 4.2-4.8 mm. long, the beak 0.6-1.1 mm. long; capsule oblong, strjate, pilo-. sulous, 4.8 mm. long, 2.4 mm. wide; seed silky-pilose, 3.3 mm. long; aril 1.8 mm. deep, entirely corneous, the umbo 0.4 mm. deep, with indistinct appressed dorsal and oblong entire lateral lobes 1.4 mm. long.
Type locality: Rocky declivities of the upper Guadalupe and Pedernales rivers, Texas. Distribution: Texas, New Mexico, and Nuevo Le6n.