376 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
4. Lathyrus oreophilus Woot. & Standl. Muhlenbergia 5: 87. 1909. 
TYPE LOCALITY: James Canyon, about 4 miles east of Cloudcroft, in the Sacramento 
Mountains, New Mexico. Type collected by Wooton, June 26, 1899. 
RanGeE: Known only from the type locality, in the Transition Zone. 
5. Lathyrus parvifolius 8. Wats. Proc. Amer. Acad. 17: 345. 1882, 
Type Locaity: In the San Miguelito Mountains, San Luis Potosi, Mexico. 
RANGE: Mexico to Utah and Washington. 
New Mexico: Carrizo Mountains. Thickets, in the Transition Zone. 
6. Lathyrus incanus (Rydb. & Smyth) Rydb. Colo. Agr. Exp. Sta. Bull. 100: 217. 
1906. 
Lathyrus ornatus incanus Rydb. & Smyth, Rep. Univ. Nebr. Bot. Surv. 21: 64. 
1895. 
TYPE LocaLity: Nebraska. 
Rance: Wyoming and Nebraska to Utah and northern New Mexico. 
New Mexico: Nara Visa (Fisher 124, 125). Piains, in the Upper Sonoran Zone. 
The flowers are usually purple, but occasionally cream-colored and purplish only 
on the standard. 
7. Lathyrus arizonicus Britton, Trans. N. Y. Acad. 8: 65. 1889. 
TypPE Locauity: Arizona. 
Ran@eE: Colorado to Arizona and northern New Mexico. 
New Mexico: Chama (Eggleston 6660a). Open slopes, in the Transition Zone. 
27. DOLICHOLUS Medic. 
Perennial twining herb with pinnately 3-foliolate leaves and short-peduncled few- 
flowered axillary racemes of small yellow flowers; pods oblong, flattened, pubescent. 
1. Dolicholus texanus (Torr. & Gray) Vail, Bull. Torrey Club 26: 108. 1899. 
Rhynchosia texana Torr. & Gray, Fl. N. Amer. 1: 687. 1838. 
TYPE LocALITy: Texas. 
Rance: Western Texas to Arizona, south into Mexico. 
New Mexico: Mogollon Mountains; Fort Bayard; Kingston; Organ Mountains; 
west of Roswell; Queen. Dry hills, in the Lower Sonoran Zone. 
28. ERYTHRINA L. Cora BEAN. 
A tall thick-stemmed shrub, with scattering hooked prickles on stems and leaves; 
leaves pinnately 3-foliolate, with large fan-shaped leaflets; flowers in short terminal 
racemes, bright scarlet; calyx campanulate, truncate, white-tomentose; corolla about 
4 cm. long, with an elongated banner; stamens 10, monadelphous; legume linear, 
torulose, long-stipitate; seeds large, bright scarlet. 
1. Erythrina flabelliformis Kearney, Trans. N. Y. Acad. 14: 321. 1894. 
Type LocaLity: Near Fort Huachuca, Arizona. 
Rance: Southwestern New Mexico, southeastern Arizona, and adjacent Mexico. 
New Mexico: San Luis Mountains. 
29. GALACTIA P. Br. Mix pea. 
Twining suberect plants with slender stems and pinnately 3-foliolate leaves; flow- 
ers purplish, in strict many-flowered racemes; calyx 4-toothed, the teeth nearly twice 
the length of the tube; pod linear-oblong, flat. 
1. Galactia wrightii A. Gray, Pl. Wright. 1: 44. 1852. 
Galactia tephrodes A. Gray, Pl. Wright. 2: 34. 1853. 
Type Loca.ity: Hills near the Limpio, western Texas. 
Ranae: Western Texas to southern Arizona. - 
