220 CHARACTERS OF TRIBES AND GENERA. 



sum (Kunze) (v v.) ; P. anomalum (Hook.) (v v.) ; P. 

 squarrosum (Don.) (v v.) ; P. biaristatum (Blume). 

 SOUTH AFRICAN, AUSTRIAN, AND POLYNESIAN. 

 P. pungens (Kaulf.) (v v.) ; P. venustum (HooJc.) ; P. 

 proliferum (R. Br.) (v v.) ; P. vestitum (Sw.) (v v.). 



AMERICAN. 



P. mohrioides (Bory.) ; P. platyphyllum (Willd.) P. 

 muricatum (Willd.) ; P. ordination (Kunze) P. viviparum 

 (Mett.) j P. Bridges! (Sturm). 



*** Fronds tripinnate. 

 P. moluccense (Blume). 



Sect. 2. TECTARIA, Cav. 



Vernation uniserial, sarmentose. Fronds deltoid, decom- 

 pound. 



Type. Aspidium coriaceum, Sw. 



P. coriaceum (Sw.) (v v.) ; P. adiantiforme (Forst.) ; P. 

 discolor (Lang, and Fisch.) ; P. macroporum (Bory.) ; P. 

 Capense (Willd.) (v v.) ; P, Richardii (Hook.) ; P. amabile 

 (Blume.) (v v.) ; P. speciosum (Dow.) ; P. aristatum (Sw.) 

 (vv.); P.denticulatum(6'ry.)(vv.); P.fo3niculaceum(Sbo^.); 

 P. frondosuni (E. T. Lowe) (v v.) ; P. flexum (Kunze) 

 (v v.) ; P. Semani (Hook.) ; P. melanostichum, (Leib.) ; P. 

 amplissimum (Pr.) (v v.) ; P. multifidum (Mett.) P. ascen- 

 dens (Reward); P. coiifolium (Wall.) (v v.). Bedd., F. 

 Brit. Ind., pi. 261. 



OBS. In P. lepidocaulon the veins occasionally anasto- 

 mose. Of late years a great number of abnormal forms or 

 what are generally termed varieties, of British species have 

 been discovered or acquired by cultivation, and which are 

 held in high estimation by amateur Fern cultivators, and 

 even prizes awarded by the Horticultural Society. In the 



