418 



POLYPODIACEAE. 



1. Pycnodoria longifolia (L.) 

 Britton. Loxg-leaved Brake. 

 (Fig. 453.) Leaves somewhat 

 spreading; petioles 6-12' long, 

 clothed below with pale brown 

 scales ; blades oblong-lanceolate, 

 l°-2° long; pinnae linear, 2"-o" 

 wide, entire, sessile; veins close, 

 usually once branched; indusium 

 vellowish brown. [Pteris longifolia 

 L.] 



Abundant on walls and banks in 

 Hamilton and vicinity and locally 

 elsewhere. Naturalized. Native of 

 Florida and tropical America. First 

 recorded as established in Bermuda 

 by Reade in 1883 ; it wr.s planted 

 out in suitable localities by Lefroy 

 about 1875. 



4. ANOPTERIS [Prantl] Diels. 

 A delicate bright green fern, with short rootstocks and pinnately dis- 

 sected dimorphous leaves, their petioles with several main fibrovascular bundles. 

 Indusium simple, marginal, lateral on the pinnules. [Greek, not Pteris.] A 

 monotypic "West Indian genus. 



1.. Anopteris hexagona (L.) 

 Christensen. Cut-leaved Brake. 

 (Fig. 454.) Eoots thick-fibrous; 

 leaves tufted, 6-2° long, with 

 slender straw-colored shining peti- 

 oles; leaves ovate in outline, 2-3- 

 pinnate, the pinnules of the sterile 

 leaves broader than those of the 

 fertile ; indusium membranous, 

 linear, not extending to the apex 

 or the base of the obovate cune- 

 ate, serrate pinnules. [Adiantum 

 hexagonum L. ; Pteris heterophylla 

 L.] 



Local in caves and crevices be- 

 tween Harrin^on Sound and Castle 

 Harbor. Native. West Indies. 



