FILICES WILSONIANAE 
H. Canis? 
(WITH TWO FIGURES) 
(The ferns collected by Mr. E. H. Witson from 1907-1908 in Hupeh and 
Szech’uan, during the Arnold Arboretum expedition to western China, were 
placed in the hands of Dr. H. Curist of Basel. His report upon them is 
found in the following paper.—C. S. SarGENT, Arnold Arboretum.] 
Province of Hupeh*™ 
WoopsiA potysticHorEs Eat.—Fang Hsien; cliffs, 4000- 
6000 ft.; August 1907; no. 2602.—J. 
DRYOPTERIS DECURSIVE-PINNATA (Polypodium Van Hall) O. 
Ktze—Patung Hsien; woodlands, 3000-4000 ft.; May 1907; 
no. 2599.—J. 
Drvopterts RopertiaNna (Polypodium Hoftm.) C. Chr. Ind.— 
Fang Hsien; cliffs, 4000-6000 ft.; August 1907; no. 2627.—E.A. 
Dryoprerts HENDERSONI (Lastrea Bedd.) C. Chr. Ind. (Aspi- 
dium spectabile Wall.) —Changyang Hsien; woodlands, 3000- 
4000 ft.; May 1907; no. 2630.—H. 
POLYsTICHUM SPECIOSUM (Aspidium Don) J. Sm. (Aspidium 
affine Wall.)—Patung Hsien; woods, 1800 ft.; April 1907; no. 
2626.—H. 
“POLYSTICHUM MUPINENSE (Aspidium Franchet) Bedd.—Fang 
Hsien; cliffs, 4000-6000 ft.; September 1907; no. 2601. 
“POLYSTICHUM ICHANGENSE Christ.—Fang Hsien; clifis, 4000- 
5°0o ft.; August 1907; no. 2609. 
PoLystIcHuM AcULEATUM (L.) Schott.—Forma tenera, profunde 
dentata, caeterum typica.—Hsing-shan Hsien; woods, 4000-6000 - 
ft.; August 1907; no. 2611.—H.J.E.A. 
*POLYSTICHUM DEVERSUM Christ, n. sp.—Fang Hsien; wood- 
land, 5000-6000 ft.; August 1907; no. 2625. 
I have indicated with an H the species found in India and chiefly on the southern 
slope of the Himalayan Chain; those found in Japan with a J; those found in Europe 
with an E; and those found in America with an A. I have indicated with an asterisk 
* + 
(*) the species peculiar to Hupeh and western Szech’uan. 
345] [Botanical Gazette, vol. 51 
