CATALOGUE OP FERNS. 
77 
116. MOHRIA, Sw. 
(Coptophyllum, Gard.) 
Vernation fasciculate, decumbent. Fronds bipinnate ; pinnae 
entire, laciniated, or multifid, 6-12 inches high ; the fertile ge- 
nerally contracted, constituting a sporangiferous raceme, or sub- 
contracted, with the margin of the segments indexed, indusiform, 
and sporangiferous. Veins free. Sporangia sessile, oval or nearly 
globose, opening vertically on their exterior side. 
1. M. thurifraga, Sw. Syn. Fit. t. 5 ; ScJiic. Fit. 1 . 143 ; Hook. 
Gen. Fit. t. 104 JB. Osmunda thurifraga, Linn. — South 
Africa. 
117. SGHIZiEA, Sm. 
(Lophidium, Rich.; Presl. Bhipidium, Bernh .) 
Vernation fasciculate, erect or decumbent, rarely distant. Fronds 
linear, simple, stipitiform, simply forked, or dichotomously flabel- 
late. Veins forked, free ; fertile appendices terminal, pinnate cristse- 
form ; segments induplicate, each bearing on their inner sides two 
compact rows of sessile oval sporangia, attached by their base 
and opening vertically. 
1. S. pusilla, Fursh ; Hoolc. et Grev. 1c. Fit. t. 48. — United 
States and New Zealand. 
2. S. elegans, Sw. Lophidium elegans, Brest. Tropical Ame- 
rica. 
Tribe X. OSMUNDEAE. 
Sporangia globose, reticulated, short-pedicellate ; apex oblique, 
gibbous ; ring incomplete or obsolete, opening by a vertical slit, 
sub-bivalved. 
118. OSMUTOA, Linn. 
Vernation fasciculate, erect, subarboreous. Fronds pinnate 
or bipinnate, 3-10 feet high ; pinnse articulated with the rachis. 
