NUM CHARACTERS OF TRIBES AND GENERA, 
Division IL.—DESMOBRYA. 
Fronds terminal, solitary, fasciculate, adherent to the 
caudex. 
Tribe 6.—ACROSTICHE M, 
Gen. 22, Ex. Elaphoglossum, Polybotrya, Gymnopteris. 
Tribe 7.—MENISCER. 
Gen. 2. Meniscium, Dictyocline. 
Tribe 8.—GRAMMITIDEX. 
Gen. 15. Ex. Hemionites, Gymnogramma, Llavea. 
Tribe 9.—CERATOPTERIDEX. 
Gen. 1. Ceratopteris. 
Tribe 10 —Virrariea. 
Gen, 3. Vittaria, Pteropsis, Dictyoxiphium. 
Tribe 11.—PLEUROGRAMMEZ, - 
Gen. 8. Ex. Monogramma, Grammitis, Xiphopteris. 
i Tribe 19.—OrTENOPTERIDER. 
Gen, 4. Ex. Clenopteris, Adenophorus, Glyphotenium. 
: Tribe 18.—PngGOPTERIDEX. 
Gen. 29, Ex. Phegopteris, Aspidium, Dipteris, Lastrea. 
Tribe 14.—PüYSEMATEX. 
Gen. 4, Ex. Woodsia, Peranema, Diacalpe. 
Tribe 15. CxaTHEX. 
Gen. 7. Ex. Cyathea, Hemitelia, Alsophila. 
Tribe 16.—DicksoNus. 
.. Gen. 5. Ex. Dicksonia, Thysopteris, Cibotium. 
: Tribe 17.—Saccoromex, 
T€ 7. Ex. Microlepia, Loroma, Saccoloma. 
: Tribe 18.—LiNpsxEx. 
Gen. A Ex. Lindsea; Schizoloma. 
