PLANTAE LINDHEIMERIANAE. 205 
Scuee.e, Apour. Beitriige zur Kenntniss der Labiaten. 
Linnaea. 223 584-596. 1849. 
—— Beitriige zur Kenntniss der Euphorbiaceen. 
Linnaea. 25: 580-588. 1852. 
Smiru, J.G. Grazing problems in the Southwest and how to meet them. 
Bull. No. 16. U. S. Div. Agros., Dept. Agr. Washington. 1899. 
47 pp. 
Spacu, E. Description of some new Cistaceae, chiefly found by Mr. 
rummond, in the southernmost regions of North America 
Hooker’s Comp. to Bot. Mag. 2: 282-293. 1836. London. 
Sututivant, W. S. Mosses and Liverworts (of the Whipple Expedition). 
Pac. Ry. Surv. 4: 185-193. pl. 1-10. Washington. 1856. 
ToRREY, oe (Botany - the Whipple Expedition). 
Pac. Ry. Surv. 4: 61-1 a I-25. Washington. 1856. 
— eat of the ae 
U.S. & Mex. Bound. Surv. 2: 27-270. pl. 1-61. Washington. 1859. 
—— Plants collected during Capt. Marcy’s exploration of the Red River 
of Louisiana in 1852. Washington. 1854. 
—— Report on the botany of the Sitgreaves Expedition in “Report of an 
expedition down the Zuii and Colorado aoere id Captain Sitgreaves.” 
Washington. 1854. pp. 153-178. pl. 1-2 
(Contains many references to species from 
—— & Asa Gray. Report on the botany of the (Pope) Expedition 
(32d Parallel). 
Pac. Ry. Surv. 2: 157-185. pl. 1-170. Washington. 1855. 
Towns=nn, C. H. T. On the aaa of Mexico and the south- 
western United States. pp. 80-85. 
Trans. Tex. Acad. Sci. 213 33-86. Austin. 1897. 
On the biogeography of Mexico, Texas, ae Mexico and Arizona. 
Trans. Tex. Acad. Sci. 14: 71-96. Austin. 1895. 
Tracy, S. M. A report on the forage plants and forage resources of the 
Gulf States. 
Bull. No. 15. U.S. Div. Agros. Washington. 1898. 55 pp. 
UnbERWoop, L.M. Pteridophyta (of western Texas). 
Cont. U. S. Nat. Herb. 23: 557-568. Washington. 4 
Vasey, Gro. Report of an investigation of the grasses of the arid districts 
of Texas, New Mexico, Arizona and Utah in 1887. Washington. 1888. 
61 pp. ‘ 
—— Grasses of the South. A report on certain grasses and forage plants 
for cultivation in the South and Southwest. Washington. 1887 
63 pp. 16 pl. 
Warp, L. F. Texas re Washington. 1877. 5 pp. 
Watson, SERENO. List of plants from ok Texas and northern 
Mexico, collected chiefly by Dr. E. Palmer in 80. 
Proc. Amer. Acad. 17: 316-361. 1882. 18: ak 1883. 
