WOOTON AND STANDLEY FLORA OF NEW MEXICO. 349 



5. Psoralea tenuiflora Pursh, Fl. Amer. Sept. 475. 1814. 

 Type locality: "On the banks of the Missouri." 



Range : Montana and South Dakota to Arizona and Arkansas. 

 New Mexico: Common nearly throughout the State. Plains and hills, in the 

 Upper Sonoran and Transition zones. 



6. Psoralea esculenta Pursh, Fl. Amer. Sept. 475. 1814. 

 Type locality: "On the banks of the Missouri." 

 Range: Manitoba and North Dakota to Texas. 



New Mexico: Sierra Grande (Standley 6156). 



12. VIBOPvQUIA Orteg. 



Small tree or large shrub with glandular-punctate odd-pinnate leaves with 10 to 

 23 pairs of small leaflets, and small white flowers in terminal racemes; corolla only 

 slightly irregular; stamens 10, diadelphous; fruit a falcate pod 10 to 16 mm. long. 



1. Viborquia orthocarpa (A. Gray) Cockerell, Bull. Amer. Mus. Nat. Hist. 24: 

 97. 1908. 



Eysenhardtia amorphoides orthocarpa A. Gray, PI. Wright. 2: 37. 1853. 



Eysenhardtia orthocarpa S. Wats. Proc. Amer. Acad. 17: 339. 1882. 



Type locality: "Mountains at Guadalupe Pass, between San Bernardino, Sonora, 

 and the copper mines." 



Range: Dry hills and plains, Arizona and New Mexico to Mexico, in the Upper 

 Sonoran Zone. 



We have seen no further specimens from New Mexico, but the type locality is on 

 the line between New Mexico and Sonora, perhaps in New Mexico. 



13. AMORPHA L. 



Shrubs or undershrubs with glandular-punctate odd-pinnate many-foliolate leaves; 

 flowers in terminal, more or less elongated spikes; pods small, 1-seeded; calyx teeth 

 5, about equal; petal 1, the banner; stamens monadelphous. 



KEY TO THE SPECIES. 



Tall shrub, 2 meters high or more; pods 2-seeded 1. A. californica. 



Undershrubs, more or less herbaceous, less than 1 meter high; pods 

 1-seeded. 



Plants green and glabrate 2. A. microphylla. 



Plants white-canescent 3. A. canescens. 



1. Amorpha californica Nutt.; Torr. & Gray, Fl. N. Amer. 1: 306. 1838. 



False indigo. 



Type locality: Santa Barbara, California. 



Range: Southern California to New Mexico; also in Mexico. 



New Mexico: Chiz; Albuquerque; Gila; Animas Mountains; Socorro; Kingston; 

 Organ Mountains; Mesilla Valley. River valleys and along streams, Lower Sonera n 

 to Transition Zone. 



2. Amorpha microphylla Pursh, Fl. Amor. Sept. 466. 1814. 

 Type locality: "On the bunks of the Missouri." 

 Range: Manitoba to Iowa, Nebraska, and New Mexico. 



New Mexico: White Mountains; Upper Canadian. Transition Zone. 



3. Amorpha canescens Pursh, Fl. Amer. Sept. 467. 1814. SHOESTRINGS. 

 Type locality: "On the banks of the Missouri and Mississippi." 



Range: Manitoba and Indiana* to Louisiana, Texas, and New Mexico. 



Ni.w Mexico: Ute Park; Siena Grande; Capital] Mountains; La \. •..-: Beulafa 



Dry plains and hills, in the Upper Sonoran Zone. 



