pra. 
9, 
271 
special Reference to the Value of Histology for 
Systematic Purposes.— Trans. Roy. Soc. Edinburgh 
XLVI 2. (1909) 203-212, pl. LH. 
Gray, A. Characters of a New Genus of Compositae—KEu- 
Id. 
patoriaceae, with Remarks on some other Genera 
of the same Tribe. —Hooker's Journ. of Bot. and 
Kew Garden Misc. IM. (1851) 223-225, 
On Menodora and Bolivaria.—Sillim. Amer. Journ. 
Ser. IL Vol. XIV. Nov. 1852, p. 43 ff 
Botany of. the United States Exploring Expedition 
during the years 1838-42 under the command of 
Ch. Wilkens, U. S. N.—Phanerogamia (Rtanuncu- 
laceae-Lorantheae).—4*.—777 pp., €. tabb. in—fol. — 
Philadelphia 1854. 
Characters of some Compositae in the collection of 
the U. S. South Pacific Exploring Expedition under 
Captain Wilkes, with observations, etc.—Proc Am. 
Acad. Arts and Sc.s (1861) p. 141 ff. 
Characters of some new or obscure species of 
plants of monopetalous orders. —Ibid. VL 1862. 
Gray, A., ano J. D. Hooker. The Vegetation of the Rocky Moun- 
tain Region and Comparison with that of other 
Parts of the World. — Bull. U. S. Surv. of the 
Territ. VL 1880. 1-77. (Contains Remarks upon 
North American Types in South America). 
GrevinLeE, R. K. Description of some new Mosses discovered 
Grirerrus, D. The Grama  Grasses: 
1. GrisepBacH, A. Malpighiacearum brasiliensium ce 
2. Id, Systematische Beb 
a.—8* L plate. Edinburgh 1830. 
Bouteloua and related 
Genera, —Contrib. U. 5. Nat. Herb. Vol. XIV. Part 
3. (1912 p. L-VIL, 343-428, IX.-XL; pl. LXVII- 
LXXXIIL, fig. 19-63. 
in South Americ 
nturiam 
recenset.—Linnaea XUL (1899) 155-259. 
erkungen ueber die beiden ersten 
Pflanzensammlungen Philippt's und Lechler's im 
