A. curtipes, n. sp. (§ Phaca, *Inflati.)
Minutely canescent, at length glabrate, a foot high; stipules connate, opposite the leaf; leaflets twelve to sixteen pairs narrowly oblong, retuse petiolulate, glabrous above; raceme in fruit short; calyx-teeth slender, subulate, slightly shorter than the campanulate tube; legume membranaceous, inflated, glabrate (1½ inches long,) semi-ovoid, (the ventral suture nearly straight, the dorsal very gibbous,) scarcely acute at either end, jointed to a rigid stipe, which does not exceed the tube of the calyx.
Dry hill sides, San Luis Obispo. Corolla not seen.
A. oxyphysus, n. sp. (§ Phaca, *Inflati.)
Tall, very softly canescen-villous; stipules small, scarious, distinct; leaflets 8-11 pairs, oblong; peduncles much surpassing the leaf; raceme elongated; bracts small and subulate; teeth of the silky calyx subulate, half the length of the cylindraceous tube; corolla white or greenish; legume obovate-acuminate, the base attenuate into a recurved stipe which somewhat exceeds the calyx.
Monte Diablo Range, near Arroyo Puerto, on dry hills.
A most distinct and striking new species.
A. Breweri, n. sp.
Allied to A. tener Gray, Rev. Astrag. (Phaca astragalina, var.? Hook. and Arn., and probably A. hypoglottis, var. strigosa, Kellogg,) but more branched from the annual root, and with broader leaflets, (4-5 pairs, oblong-obcordate); head 5-7 flowered, compact; immature legume globose-ovate, silky-canescent, not stipulate, erect, six-ovulate, one-celled, the dorsal suture slightly intruded.
Fields in Sonoma Valley, April. Common.