298 



APPENDIX. 



Cheilanthes lendigera (N. & S.) 



microphylla (N. & S.) ... 



seariosa (A.) 



speciosissima (E.) 



Asplenium (W.) filix-fcemina (W.) 



monanthemum (W.) 



trichomanes (W.) 



Yaqueria del Jacal, Mexico. 



Oaxaca, Mexico. 



Orizaba, „ 



Orizaba, „ 



Orizaba, „ 



Mexico. 



Mexico. 



Alotenango, Mexico. 



Euego, Guatemala. 



Nephrodium (W.) sphserocarpum (E.) Real del Monte, Mexico. . 



Polypodium (W.) heteromorphum (A.) Orizaba, „ 



lanceolatum (W.) Orizaba, „ 



moniliforme (A.) Orizaba, „ 



plebeium (S.) Coban, Guatemala. 



Euego, „ 



rigescens (W.) Cerro de Pelado, Mexico. 



Notholsena (W.) aschenborniana (N".) Oaxaca, „ 



Gymnogramme (W.) pilosa (E.) Orizaba, „ 



Antrophyum (W.) ensiforme (E.) Totontepec, „ 



Acrostichum (W.) lepidotum (S.) Orizaba, „ 



lindeni (S.) Orizaba, „ 



mathewsii (A.) Orizaba, „ 



simplex (S.) Orizaba, „ 



squamipes (S.) Sempoaltepec, „ 



tectum (S.) Cbinantla, „ 



Marattia (W.) alata (S.) Oaxaca, „ 



Lycopodium (W.) clavatum (W.) Sempoaltepec, „ 



feet. 



10,000 

 8,000 



12,000 



10,000 to 12,000 



9,500 to 12,000 



1,000 to 11,500 



to 11,000 



above 11,000 



above 11,000 



8,000 , 



10,000 to 12,000 

 9,000 to 12,000 

 9,000 to 12,000 

 8,000 to 10,000 

 8,000 to 10,000 

 7,000 to 10,000 

 8,000 

 9,760 to 10,000 



10,000 



10,000 to 11,000 

 9,000 to 10,000 

 9,500 to 11,000 



10,000 



8,000 to 9,000 

 7,000 to 8,000 

 7,000 to 8,000 



11,000 to 12,000 



Analysis of the Distribution of the Genera and Species in the foregoing list. 



Endemic. 



13 



Genera. 



Extending to 



Nortb 

 America. 



9 



South 

 America. 



25 



Andes 

 only. 



22 



N. and S. 

 America. 



26 



Beyond 

 America. 



165 



America 82= 31-6 per cent. 



Endemic ........ 13 = 5*0 „ 



Of wider range . . 165= 63-4 „ 



Total 260 100-0 



