Indigofera conzattii Rose

Indigofera conzattii Rose, Contr. U. S. Nat. Herb 8:310. 1905.
A low shrub; branches terete, densely strigose with white and rusty hairs; stipules subulate-setaceous, 3 mm. long; leaves spreading, 3-5 em. long; petiole and rachis densely strigose; leaflets 7-17, white-strigose on both sides, densely so beneath, somewhat greener above, 10-15 mm. long, obovate to oblongoblanceolate, rounded and mucronate at the apex, cuneate or rounded at the base; racemes in flower 3-4 cm. long, usually shorter than the leaves, in fruit somewhat longer; calyx a little more than 1 mm. long; corolla pink or light-violet, 6 mm. long; pod 2-2.5 cm. long, 12 mm. thick, 4-5-seeded; seeds fully 2 mm. long, 1 mm. thick, round-angled.
Type locality: Monte Alban, near Oaxaca City.
Distribution: Oaxaca and Puebla.

Indigofera pueblensis Rydberg, sp. nov
A shrub, perhaps 1 m. high; branches terete, strigose with white and brown hairs; stipules subulate-setaceous, 2 mm. long; leaves spreading, 4-5 em. long; rachis and petiole strigose; leaflets 9-11, elliptic, rounded and mucronate at the apex, obtusish at the base, 1-1.5 cm. long, strigose on both sides, paler beneath; racemes 4-6 cm. long; calyx strigose, 1.5 mm. long; corolla 5 mm. long, orange; pod linear, 2 cm. long, 2.5 mm. wide, about 6-seeded, nearly straight, abruptly acute.
Tvpe collected on Cerro de la Yerba, vicinity of San Luis Tultillanapa, Puebla, July 1907, C. A. Purpus 2672 (herb. N. Y. Bot. Card.).