PiiiLirnxE FERXs: iii. 
37 
L, Mearnsii Copel. sp. nova. 
Species gregis L, flexuosi et L. japonici; petiolo piimae ^ 5-9 mm 
longo; pinnis *' sterilibus, circiter 15 cm longis, 12-18 cm. latis; pinnulis 
utroque latere 3-3, majoribus cum petiolulis plus quam 1 cm longis^ 
pinnatis; pinnulis** (pinnis ^v) utroque latere 1, pedicellata, quinqiiefida 
segmentis obtusis, terminale majore lanceolata obscure crenata et crenulis 
denticulatis^ glabris^ herbaeeis; venulis liberis, praestautibus; pinnis 
fertilibus minoribus^ pinnulis " ovatis integrioribus^ ?picis oblougis bre- 
vibus planis. 
Insula Batan, Mearns Bur, Sci., 3136. 
A species nearer on the wliole to L. japonkum than to L. flexuosumy though 
the fertile pinnules" are less cut than the sterile; recognizable by the long 
petiole of the pinna i, the generally obtuse segmentSj salient venation, and broad, 
flat spikes. 
