ہے —— 
BOTANY. 159 
cylindricum, Micha. 1. c., is a Rottbollia, (R. cylindrica,) and seems to be the same as R. cam- 
pestris, Nutt. 1. c. p. 151. 
ANDROPOGON NUTANS, Linn. A. avenaceus, Michx. Fl. 1, p. 60. Sorghum nutans, Gray, 
Man. ed. 2, p. 584. With the last. 
ANDROPOGON SCOPARIUS, Michz. l. c. ; Torr. Fl. New York, 2, p. 478. With the preceding, 
and on the Llano Estacado ; August—September. 
ANDROPOGON FURCATUS, Lie, Pecan creek and Llano Estacado ; August—September.. Ped- 
icels of the sterile spikelets clothed with longer and whiter hairs than in the eastern plant. 
ANDROPOGON JAMESIT, Torr. in Marcy's Rep. p. 302. A. glaucus, Torr. in Ann. Lyc. New 
York, 1, p. 152. A. سوب شی‎ Steud. Syn. Pl. Glum. p. 392. Comanche Plains, Indian 
"Tabikory : ; August. 
LYCOPODIACEAE. 
SELAGINELLA STRUTHIOLOIDES. Lycopodium struthioloides, Presl, Rel. Haenk. 1, p. 82, (ex. 
Hook. & Arn.) L. rupestre, ñ. Hook. d: Arn. Bot. Beech., p. 267. Wet rocks, mountains of 
California and New Mexico; March. 
SELAGINELLA RUPESTRIS, Spring; Brackenridge, Fil. U. S. Expl. Exped. p. 331. Mountains of 
New Mexico. 
EQUISETACEA. 
EQUISETUM EBURNEUM, Schreb.; Braun & Engelm. in Sill. Jour. 46, p. 84. E. fluviatile, J. E. 
Smith, Eng. Bot. t. 2022; Hook. Fl. Bor.—Amer. 2, p. 269. E. Telmateia, Ehrh. Redwoods 
and mountains near Oakland, California; April. Plant sometimes 3-4 feet high. It is very 
doubtful whether this species grows on the borders of Lakes Erie and Superior. The station 
given for it long ago by Dr. Beck, in his Botany of the Northern States, was on my authority, 
and I was led into the error by the incorrect label attached to a specimen which I received from 
a correspondent, 
EqUISETUM ARVENSE, Linn. ; Parekh. Fl. 2, p. 651; Eng. Bot. t. 2020; Braun £ Engelm. l. c. 
Torr. Fl. N. York, 2, p. 480. In orani owed places, Duffield's Ranch, Sietre Nevada; May 11. 
EquIsETUM HYEMALE, Linn.; Pursh, l.c. Eng. Bot. t. 914; Braun Engelm. l. c.; - Torr. Ft. 
AN. York, 1l. c. Santa Rosa Cba, ۶8 May 1. We can hardly DËSE several of 
“Species allied to E. hyemale, deidad by PERS & Fngolpenn, l. c., for they seem to pass into 
each other by imperceptible gradations. 
FILICES. 
PoLYPODIUM VULGARE B. OCCIDENTALL, poor FL. Bor. Da 2, p. 258. TP. vulgare, Virginianum, 
Bong. Veg. Sitcha, p. 5T.. Redwoods, California; April 12. ‘This is nearer. P. vulgare of 
Europe than is the plant of the Atlantic States, WEE we are now inclined to regard as a 
distinct species. , 
 PoLYPoDIUM CALIFORNICUM, Kauf. Bim. Fil. p. 102; ` Hook: de Arn. Bot. Beech. p. 161 6 405; 
Hook. Fl. Bor. —Amer. 2, p. 258. "Mountains near ZA Gabriel ; April 5. Differs from the 
preceding. in the 22 fronds, shorter and rather Ce pinne. The figure in the 
Icones Filicum of Hooker and Greville (t. 56, P ان چو‎ of that work) represents a dwarf state 
of this species. . 
PoLYPODIUM INTERMEDIUM, Hook. £ ‘Arn. Le p. 405; Hook: Le ` Rocky ravines, Cajon Pass ; 
March. This plant greatly resembles P. Californicum, ; and is. chiefly distinguished from it by 
the oval sori. 
ALLOSORUS ANDROMED AXOLIOS, "Kaulf. Enum. Fà p. 188. : ہے‎ andromedefolia, Hook. & Arn. 
Bot. Beech., p. 406. Hill-sides, Cajon Pass, California. This seems to be the plant described 
