37G CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



4. Lathyrus oreophilus Woot. & Standi. 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. 

 Range: Known only from the type locality, in the Transition Zone. 



5. Lathyrus parvifolius S. Wats. Proc. Amer. Acad. 17: 345. 1882. 



Type locality: 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. 



190G. 

 Lathyrus ornatus incanus Rydb. & Smyth, Rep. Univ. Nebr. Bot. Surv. 21:64. 



1895. for* 



Type locality: Nebraska. 



Range: Wyoming and Nebraska to Utah and northern New Mexico. 

 New Mexico: Nara Visa (Fisher 124, 125). Plains, 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. 

 Type locality: Arizona. 



Range: 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. 



Range: 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. Coral 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, nionadelphous; 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. 



Range: Southwestern New Mexico, southeastern Arizona, and adjacent Mexico. 

 New Mexico: San Luis Mountains. 



29. GALACTIA P. Br. Milk 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, PI. Wright. 1: 44. 1852. 

 Galactia tephrodes A. Gray, PL Wright. 2: 34. 1853. 

 Type locality: Hills near the Limpio, western Texas. 

 Range: Western Texas to southern Arizona. 



