WOOTON AND STANDLEY FLORA OF NEW MEXICO. 349 



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

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

 Range: Manitoba and North Dakota to Texas. 

 New Mexico: Sierra Grande {Standley 6156). 



12. VIBORQUIA 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 IG mm. long. 



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

 97. 1908. 



Eyscnhardtia amorphoides orthocarpa A. Gray, PL Wright. 2: 37. 1853. 



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



Type locality: "Mountains at Guadalupe Pass, between San Bei'nardino, 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. califomica. 



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 califomica 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 Sonoran 

 to Transition Zone. 



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

 Type locality: "On the banks 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. 

 New Mexico: Ute Park; Sierra Grande; Capitan Mountains; Las Vegas; Beulah. 

 Diy plains and hills, in the Upper Sonoran Zone. 



