1242 BENGAL PLANTS. [Lindsaya. 
Chittagong. 
A tall fern, with ovate or deltoid, 3—4-pinnate fronds. 
1129. Lindsaya Dryand. 
Ferns, with more or less creeping rhizomes ; fronds with usually 
unilateral, rarely equilateral pinne; veins free, rarely anasto- 
mosing. Sori marginal or submarginal, placed at the apex of and 
uniting 2 or more veins ; indusiwm double, opening outwardly, the 
inner valve membranous, the outer formed of the more or less 
modified margin of the frond 
Pinne unilateral; veins 
izome short ; _— poate than 40 pairs, their upper ii bees 
lobed or aig ti en 
Rhizo Stee creeping; pinne 40 or more pairs, their upper spe 
sere POP ORIM LES ch tceaeSace.ceccal te acncn ica csieiee sires eeesiamaneuiosen repens. 
Pinne ames lanceolate to linear-acuminate ; veins Bir anasto- 
mosing nsifolia. 
9752. Linpsaya cunrrata Swartz; F. 1. C. 72. L. odorata F.I. 
760 (Ed. C. B. C.) 
Chittagong. 
A short-c lia fern; rhizome slender 
2753. LinpSAYA REPENS Thw.; F. I. C. 74. "Valturin resecta 
F. ‘ 0 (Ed. C. B, C.). 
N. Bengal, Duars. 
A wide-creeping fern; rhizome slender. 
2754. LINDSAYA ENSIFOLIA Sw. Schizoloma ensifolia F. 1. C. 80. 
Chittagong. 
A creeping fern, with stout rhizome. 
1130. Adiantum Linn. 
Ferns, with tufted roots or a Saige rootstock ; fronds with 
pinne unilateral; veins free. Sori marginal, from globose to 
linear, usually many and discrete, sie es continuous and con- 
fluent ; indusiwm the same in shape as the sorus, formed of the 
reflexed margin of the frond, bearing an sporangia on its under 
surface, and opening towards the midrib or stalk of the frond. 
Stipes naked, polished; pinne with rounded, more or less —_ upper 
edge, subdimidinte i... A a, i lunulatum.- 
Stipes tomentose ; pinne with deeply, often repeatedly cut ome edge, 
dimidiate datum. 
seers 
