Part 1, 1919] FABACEAE: PSORAEEAE 39 



large glands, canescent-puberulent, ridged, split slightly more deeply on the posterior side; 

 lobes 0.3-0.5 mm. long, obtusish to acute, the three anterior longer, pubescent, ciliate; petals 

 not seen, the standard described as slightly emarginate; style 3-4 mm. long, pubescent with 

 relatively long hairs, straight (originally described as uncinate), without a gland; pods 5-8 

 mm. long, 1.7-2 mm. wide, slightly thickened, brown, glabrous, punctate with large glands, 

 straight at maturity, ascending, sessile; seed filling the entire pod. 



Type locality: Sierra de Parras, Coahuila. 

 Distribution: Known only from the type locality. 



11. Eysenhardtia punctata Pennell, sp. nov. 



A much branched shrub or small tree, 3-5 m. high; stems grayish, the young growth finely 

 puberulent with grayish hairs; leaves 8-10 cm. long, spreading; stipules 2-3 mm. long, grayish, 

 subulate; stipels subulate, grayish, less than 1 mm. long, shorter than the petiolules, more or 

 less persistent; leaflets 35-45, oblong-ovate, S— 12 mm. long, dull-green above, scarcely paler 

 beneath, glabrate (minutely puberulent) above and beneath, punctate beneath with large 

 brownish dots, finely reticulate above, firm; racemes 4-9 cm. long; bracts 1-2 mm. long, lan- 

 ceolate, brown, puberulent, deciduous before anthesis; calyx-tube 2-2.5 mm. long, glandular- 

 dotted, minutely puberulent, obscurely ridged below, split much more deeply (ultimately 

 nearly to the base) on the posterior side; lobes minute, the two posterior less than 1 mm. long, 

 rounded, the three anterior acute, reaching 0.7 mm. long, all pubescent, ciliate; petals not seen; 

 style not seen; pods 14-16 mm. long, 4.5-5 mm. wide, thin, greenish-brown, glabrous, straight, 

 at maturity spreading, on pedicels about 1 mm. long; seed at least 4 mm. long, broadly oblance- 

 olate, thin, smooth, olive-brown, with broad basal lobe, filling one third to one half the length 

 of the pod. 



Type collected in fruit, on road between Bolaflos and Guadalajara, Jalisco, September 19, 1897, 

 J. N. Rose 3734 (U. S. Nat. Herb.). 



Distribution: Hillsides, Aguascalientes and Jalisco. 



12. Eysenhardtia schizocalyx Pennell, sp. nov. 



A virgately much branched shrub or small tree; stems gray, the young growth cinereous- 

 pubescent, with incurved to appressed whitish hairs; leaves 4-4.5 cm. long, spreading; stipules 

 1-2 mm. long, brown, subulate; stipels subulate, brownish, about 0.5 mm. long, equaling the 

 petiolules, more or less persistent; leaflets 21-25, oblong-oblanceolate, narrowed at the base, 

 rounded-apiculate at the apex, 4-6 mm. long, pale-green above, paler beneath, appressed-pubes- 

 cent above and beneath, punctate beneath with small dark-brown dots, not reticulate above, 

 slightly thickened; racemes 6-9 cm. long; bracts 1-2 mm. long, lanceolate, grayish-brown, can- 

 escent, persisting until after anthesis; calyx-tube 1.5-1.7 mm. long, glandular-dotted, canescent- 

 pubescent, slightly ridged, split nearly to the base on the posterior side; lobes unequal, the 

 three anterior longer, 1-1.2 mm. long, pubescent; petals 4—4.5 mm. long, membranous, twice 

 as long as the calyx, the standard slightly broader, emarginate at the apex; style 2 mm. long, 

 pubescent with relatively long hairs, sharply upcurved at the apex, the gland at the curve 

 short and thick, conspicuous, reddish; pods 6-7 mm. long, 2.5-3 mm. wide, thickened, not 

 ridged-veined, pale-brown, puberulent, punctate distally with few minute glands, slightly up- 

 curved, at maturity ascending, on pedicels about 0.5 mm. long; seed 4 mm. long, oblanceolate, 

 thick, very smooth, pale-brown, with a narrow basal lobe, filling the entire legume. 



Type collected at Mapimi, Durango, October 21-23, 1898, E. Palmer 528 (herb. N. Y. Bot. 

 Gard.). 



Distribution: Known only from the type locality. 



13. Eysenhardtia peninsularis Brand. Univ. Calif. Publ. Bot. 4: 

 ISO. 1911. 



An intricately branched shrub; stems gray, the young growth cinereous-canescent with in- 

 curved to appressed whitish hairs; leaves 1-1.5 cm. long, spreading; stipules not seen; stipels 

 subulate, brown, less than 0.5 mm. long, shorter than or equaling the petiolules, more or less 

 persistent; leaflets 9-11, oblong, 4-5 mm. long, dull-green above, pale beneath, finely puberu- 



