[ 1669 1 
CLASS XXIV. CRYPTOGAMIA. 
Frutificaticn anomalous or conceakd. 
ORDER I. FILICES. 
frmdoje-. fruBificatton dorfal, or terminal, or nearly radical. 
A. Capfuhs z.. celled, furrounded with an elastic ring. 
Acrostichum. Capfules much crowded, occupying the whole 
of the frond; involucre o 
/O- Meniscium. Capfules in nearly parallel lines, with intcr- 
]0 ''ening veins of the fn)nd; involucre o. 
ffEMiONiTis. Capfules in deculfate forked or reticulate lines: 
IS. ^^"oolucre o 
10^2. GrammiTIS. Capfules in ftraight fcattered lines : involucre o. 
,p 3 - Polypodium. in roundilh fcattered Aoxsz involucureo. 
Aspidium. Capfules in roundilh fcattered dots: involucre um- 
jn tiilicate, opening nearly all round. 
7 S- Asplenium. Capfules in llraight fcattered lines: involucre 
JO '^teral, opening inwardly. 
Darea. Capfules mwevt-y marginal lines: /w'Uff/ucrf lateral, 
JO Opening outwardly. 
' 7 - Scolopendrium in fcattered double lines, between 
jj^ ''tins: involucres fuperficial, opening by a longitudinaMuturc. 
Diplazium. Capfules in fcattered deculfate double lines, 
near the vein of the frond-. originating from tl.e vein, 
18. Spelling outwardly both fides. 
'V. Lonchitis. Cr/Z/H/ti inhinate lines, from the fimiles ol the 
f’'°nd: involucre from the in fle£fed margin of the frond, opening 
'nwardly. 
° Pteris. Capfules in a continued marginal line: involucre 
IgR 'he infleaed margin of the frond, opening inwardly. 
Vittaria. Capfules in continued lines along the dilk or 
of the frond: involucre continued, double ; one of them 
15* opening outwardly, the other in wards. 
2. Onoclea. crowded, occupying the whole back of a 
different frond: involucres continued or interrupted, from 
^^volutc membranaceous margin of the frond, opening in wards. 
; 3 > Bl'echnum. in longitudinal continued folitary lines, 
P^'‘allel with the rib of the frond: fuperficial, continued, 
Opening inwards. 
