(437) 
Distribution: Southwestern Colorado, southern Utah and Ne- 
vada, southward to northern Arizona, and the Providence Moun- 
tains in southern California. Upper Sonoran. 
Specimens examined: Providence Mountains, Brandegee, 1902. 
2. MENODORA. 
Shrubby, 6-10 dm. high, spinescent; herbage puberulent; corolla-lobes oblong, 
3 mm. long. 1. M. spinescens. 
Woody only at base, 3-4 dm. high, not spinescent; herbage glabrous; corolla- 
lobes ovate, 6-8 mm. long. 2. M. scoparia. 
1. MEeNnopora spinescENS A. Gray, Proc. Am. Acad. 7: 388. 
1867. 
Type locality: “Canyons and hillsides of the southwestern part 
of the State of Nevada.” 
Distribution: Southern Nevada westward to Inyo County, 
California, and southward to the Providence Mountains. Lower 
Sonoran. 
Specimens examined: Providence Mountains, Cooper, May 29, 
1861. 
2. MENoporRA scopaRIA Engelm.; A. Gray, Bot. Calif. 1: 471. 
1876. 
Menodora scabra glabrescens A. Gray, U. S. Geog. Surv. 6: 15. 
1878. 
Type locality: “Saltillo, Mexico.” 
Distribution: Northern Mexico and western Texas westward 
to the desert slopes of the southern California mountains. Lower 
Sonoran. 
Specimens examined: Dry gravelly hills, Jacumba Hot Spring, 
Abrams 3641. 
3. ADELIA. 
1. ADELIA NEO-MEXICANA (A. Gray) Kuntze, Rev. Gen. Pl. 2: 410. 
1891. 
Forestiera neo-mexicana A. Gray, Proc. Am. Acad. 12: 63. 1876. 
Forestiera acuminata parvifolia A. Gray, Proc. Am. Acad. 4: 364. 
1859. 
Adelia parvifolia Coville, Contr. Nat. Herb. 4: 148. 1893. 
