224 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



2. Abronia fragrans Nutt.; Hook. Joiirn. Bot. Kew Misc. 5: 261. 1853. 



Type locality: "On loamy, sandy, firm banks, within the high drift-sand hills of 

 the Lower Platte." 



Range: Nebraska and Wyoming to New Mexico. 



New Mexico: Fort Wingate; Farmington; Cimarron; Lamy; Willard; Stanley; 

 Clayton; Nara Visa; Roswell. Plains, in the Upper Sonoran Zone. 



3. Abronia fendleri Standley, Contr. U. S. Nat. Herb. 12: 324. pi. 43. 1909. 

 Type locality: Santa Fe, New Mexico. Type collected by Fendler (no. 739). 

 Range: New Mexico and northern Chihuahua. 



New Mexico: Farmington; Santa Fe; Coolidge; Chama River; Lamy; Socorro; 

 Jornada del Muerto; Tortugas Mountain. Dry plains, in the Lower and Upper 

 Sonoran zones. 



The specimens from the southern Rio Grande Valley differ from the typical form 

 in having a much denser, yellowish pubescence. They are erect, and stouter than the 

 plant about Santa Fe, which is much branched and spreading. 



4. Abronia ramosa Standley, Contr. U. S. Nat. Herb. 12: 321. pi. 39. 1909. 

 Type locality: Holbrook, Arizona. 



Range : Northeastern Arizona and northwestern New Mexico. 

 New Mexico: Carrizo Mountains; Shiprock. Sandy plains, in the Upper Sonoran 

 Zone. 



5. Abronia torreyi Standley, Contr. U. S. Nat. Herb. 12: 319. pi. 38. 1909. 

 Type locality: Mesilla, Dona Ana County, New Mexico. • Type collected by 



Woo ton (no. 11). 



Range: Southern New Mexico to Arizona and Chihuahua. 



New Mexico: Emory's 55th Monument; Mesilla Valley. Sandy fields, in the 

 Lower Sonoran Zone . 



6. Abronia angustifolia Greene, Pittonia 3: 344. 1898. 



Abronia turbinata stenophylla Heimerl, Ann. Cons. Jard. Geneve 6: 190. 1901. 

 Type locality: \\1iite Sands, Dona Ana County, New Mexico. Type collected by 

 Wooton (no. 157). 



Range: Known only from the type locality. Lower Sonoran Zone. 



The type collection of A. turbinata stenophylla is the same as that of A. angustifolia. 



8. NYCTAGINIA Choisy. 



Low perennial herb with a thick fleshy root; leaves opposite, the blades deltoid or 

 triangular-hastate, petiolate, the margins entire or toothed; flowers capitate, numerous, 

 surrounded by an involucre of thin narrow bracts; perianth long-funnelform, deep 

 red; fruit leathery, turbinate, 10-costate. 



1. Nyctaginia cockereUae A. Nels. Proc. Biol. Soc. Washington 16: 29. 1903. 



Type locality: Near Roswell, New Mexico. Type collected by Mrs. T. D. A. 

 Cockerell. 



Range: Western Texas and southeastern New Mexico. 



New Mexico: Lo^er Pecos Valley. Lower Sonoran Zone. 



9. SELINOCARPUS A. Gray. 



Low branched perennial herbs; leaves opposite, sessile or petiolate, thick, often 

 fleshy; flowers solitary in the axils or clustered at the ends of the branches; bracts 

 small, inconspicuous; perianth funnelform, variously colored, with a short or long 

 tube and a narrow or broad limb; stamens 2 to 5, exserted; fruit with 3 to 5 prominent 

 wings. • 



