TAB. XXXII. 
Onychium strictum, Kze, 
Caudice subfuslformi tuberculato obliquo apice radicoso, sti- 
pitibus caespitosis spitliam^is ad pedalem racbibusque stra- 
mineis inferne parce paleaceis, frondibus subspitbamaeis fere 
membranaceis viridibus glabris opacis subdeltoideo-ovatis 
3-4-“pinnatis seu pinnatisectls, segmentis linearl-subcuneatis 
acutis saepe oppositls integris v. bitrifidis, rachibus anguste 
alatis, fertilibus paulo latioribus, soris brevibus sub-oblongis 
obtusis curvatis ante apicem sitis rarlus ^olitariis. 
Onycliium strictum, Kunze, in Schk. FiL Suppl. 2, p, 11, 
(no figure). Hook, Sp, Fil, 2, p, 123. 
Hab. St. Jago de Cuba, on Mount Leban, Linden^ n, 1870, 
C, Wright, n, 1858. 
With the exception of the present species, and Onychium 
angustifolium Kze. (our Pellcea decowposita, v. 2. p. 171) all 
the true Onychia are natives of the Old World. Here how- 
ever it may be observed that the sori are less decidedly in 
exactly opposite pairs than is consistent with the character 
of the Genus. It borders too closely on Cheilanthes, as that 
does again on Adianium, 
Fertile plant : nat, size. Fig, 1. Portion of a pinna with 
sori : magnified. 
Cent. 2. t. 33, 
