390 The Botanical Gazette. [October, 
Cool grassy bluffs of barranca near Guadalajara, Sept. 15, 
1891. 
ASPIDIUM. 
A. aculeatum Swz. 5,532. 
A slender nearly smooth form from the cafions of the Co- 
lima Mts. May 20, 1893. 
A. (Polystichum) melanostictum Kze. 3,825. 
Shaded slopes of barranca of Las Canoas, Aug. 22, 1891. 
The large cinnamon colored involucres with black centers 
and ciliated margins appear to fix Mr. Pringle’s plant here 
with reasonable certainty. 
A. (Nephrodium) setosum KI. (N. tetragonum Hook.) 
3,957, # and f, the two forms so different as to appear 
like entirely different species, yet not clearly separable 
by any good characters. -atitd 
Form a, which is simply pinnate with deeply pinnati 
pinne six or more inches long and one inch broad, alm 
exactly matches Fendler’s 194 from Venezuela, 1854-55; fom 
fis nearly tripinnate in the lower half of the frond an 
broadly deltoid with unequal-sided pinnz like A. aan 
var. dtlatatum, but the upper part gradually and sot i 
produces form a, all other characters being the same in 
orms. Iam not sure of this determination, but ar i 
it impossible to place it elsewhere, although I have ha 
under frequent examination during the past three yea a 
Banks of a cascade, hacienda of Tamasopo, Dec. 2, 
ASPLENIUM. s3l- 
A. cicutarium Swz., var. paleaceum, n. vat. 5 
Rachises chaffy, otherwise as in type. 3 
Moist banks, cafions of Colima Mts., May 23, 1893: 
A. hastatum Kt. 3,920. 
In rich forests, Las Canoas, Oct. 17, 1891. 
A. pumilum Swz., var. laciniatum, n. vat. aeee 
The divisions deeply cut into linear strap-shape There is 
Mossy ledges, barranca of Tepii, Oct. ats 1893. Kew (566 
a similar form in the Cambridge Herbarium from 
from Jamaica) with which this agrees perfectly. 
ar. 
A. rhizophyllum Kze., var. proliferum, 0. V ‘ 
Moist banks, cafions of Colima Mts., May 23, 7 
535 
