fronds, which with the vernation being erect or de- ` 
cumbent, enables us to arrange the species as follows. 
* Vernation fasciculate, decumbent, ccespitose. 
T Fronds pinnate, 
Sp. P, longifolia, Linn. (v v.) 
Ovs.—The wide geographical range of this plant has 
given rise to the multiplication of specific names, many 
authors raising the representative of different localities to ` 
the rank of species, there being no less than eighteen 
synonyms given in the “Species Filicum.” 
P. Moluccana, Bi.; P. opaca, J. Sm. 
tt Fronds pinnate, the lower pair or more of pinne equally 
or unequally lobed or pinnate. 
P. pellucida, Pr.; P. cretica, Linn. (v v.); P. hetero- 
vm Reinw. (v v.); P. dactylina, Hook.; P. crena 
w. (v ri: P. heteromorpha, Fée; P. Griffithii, Hook. 
4 serrulata, Linn. (v v.) ; P. mutilata, Linn. (vv); E 
distans, J. Sm. ; P. umbrosa, R. Br. (v v.) ; P. Dalhousia 
Hook. ; P. irregularis, Kaulf.; P. marattisfolia, Hook. ; QE 
c cdm Linn. (v v); P. heterophylla, Linn, (v v.) 
| Vernation fasciculate, caudex erect, simple, rarely ` 
ceespitose, 
* Fronds iud pinne pinnatifid, the lower act or more 
A bipartite or pinnate. 
* longipinnula, Wall. ; ; P. argyrea, Moore (v ST P 
asperieaulis, Wall. (v v.); P. tricolor, Linden (v v.) 
quadriaurita, Retz, (v v.); P. spinescens, Presl ; P. sulcata 
_ ‘Link. (v v.) ; P. repandula, Link.; P. glaucovirens, Lin 
RC ees P. Poges, Willd, M v); P. Gechsante, | 
