i 6S2 CRYPTOGAMIA. FILICES. 1S73. Polypodliinl. 
furcatum. Fronds forked, nearly doubly pinnate, fcmipinnaic 
the forks ; fubdivifions linear-lanceolate, entire, parallel. 
Plum. fil. lah. 28. 
E. Frond more than decompound, 
armatum. Leafets about doubly pinnate ; fiibdivifions united 3 ^^ 
bafe linear, crenulatc, hairy underneath ; dots of fniclih^^ 
crowded : trunk arboreous, prickly. Sivart. ind occ. 
pruinatum. Leafets tripinnatifid, glaucous underneath: di'> 
and fubdivifions lanceolate j segments ovate, acute : triin 
borefcent. Swart, ind. occ. , 
punSlulatum. Leafets doubly pinnatifid : divilions lanceolate, 0 .y 
fegments ovate, rather obtufc; ferrulate at top ; ftalk dot‘ 
little villous. Sivartz. ind. occ. ^ 
cffujum. Leafets tripinnatifid, membranaceous: divilions 
vifions lanceolate ; fegments ferrulate; rachis margined. 
ind. occ. _ 
* Dryopteris. Frond ternate, doubly pinnate, fpreading and 
fegments obtnfe, llightly crenate ; dots of frutSification di 
Eng. Bot. t. 606. j.;gicl' 
* caJcareum. Frond ternate, doubly pinnate, ere£l, rather 
fegments obtufe, llightly crenate : dots of fruftificatioD 
fluent. Eng, Bot, t. 1825. 
1874. ASPIDIUM. in roundifli fcatteret^j^ jll 
not marginal : involucre umbilicate, opening near ; 
round. 
A. Frond fimple or trifoliate. 
articulatum. Fronds elliptic, quite glabrous; dots of frin^^jpoo'' 
catenulate, feattered : Italks jointed, from a creepm 
Plum. fil. tab. 136. of 
piftillare. Fronds lanceolate, jointed, quite glabrous: j 
tification folitary : ftalk jointed, from a climbing branche 
Swartz. Spec, _ 
trifoliata. Fronds heart-3-lobcd or ternate ; middle-one o 
teral-ones auricled at the bafe. Plum. t. 148. 
B. Frond pinnate. 
^Lenchitis. Segments lunulate, ciliate ferrate, declined : fta^^® 
Bolton fil. t. 19.. .^jgd “iL 
mucronaturn. Segments fomewhat falcate, ferrulate, jj 
wards at the bafe, fpinulous at the tip : ftalk or rac 
hairy. Sloan, fam. i. t. 36./. 4- 5. . g; 
falcatum Segments broad hearted, falcate, pointed, enb 
fcaly. Thunh, Jap. t. 3, 5. 
