10 AN INTRODUCTION 
C*r A Pe kk Vil, 
Of the twenty-fourth Clafs, Crypto 
GAMIA™*, 
HIS Clafs confifts of fuch Plants as 
conceal their Frudtification, having 
their Flowers either within the Fruit, or fo 
fmall, as not to be perceptible to the naked 
Fye. The Fru@tification in thefe is alfo of 
an uncommon Structure. The Orders are 
Sour, viz. 
OrverI. FILICES, Ferns, comprehend- 
ing fuch Plants as are dorfiferous . What 
is known of the Fru@tification of thefe 
Plants, amounts only to the few Characters 
following. 
* The Plants@f this Clafs are often of a dangerous 
quality. 
+ Bearing the Fruit on the Back of the Leaf. Thefe 
have been called alfo Epiphyllo/permous, a Greek Com- 
ound expreffive of the fame Circumftance ; Capillary, as 
ees éfteemed good for the Hair; and Acaules, withoyt 
Stems; for in thefe Plants, what rifes out of the Ground 
is plainly a Leaf only 5 one of the Characters of a Stem 
or Trunk is to be alike on every Side; but inthe Stalks 
of Ferns, there is manifeftly a Front andBack, the former 
being flat and channelled, and the latterconvex ; which 
fhews them to be Leaves, 
Cha- 
