194 38. ASPLENIUM, EUASPLENIUM. 



20. A. Hemionitis, Linn. ; st. tufted, naked, firm, dark-coloured, 4-8 in. 1. ; 

 fr. 4-6 in. each way, hastate, with a triangular, acute terminal lobe and two 

 large cordate, acute lateral ones, again bluntly or acutely lobed at the base, the 

 basal sinus rounded, 1 in. or more deep, and the lobes on each side imbricated 

 over one another and the petiole ; texture herbaceous ; veins close, usually simple, 

 with often a narrow line of fruit on each, the longest 1| in. 1. HJc. Sp. 3. p. 91. 

 A. palmatum, Lam. 



Hab. Spain, Portugal, Barbary States, Azores, Canaries, Madeira, and Cape Verde 

 Islands. 



21. A. attenuatum, R. Br. ; st. tufted, 3-4 in. 1., firm, more or less scaly 

 throughout ; fr. linear-lanceolate, sometimes 1 ft. 1., ^-f in. br., narrowed 

 upwards very gradually, sometimes proliferous at the point, the margin toothed, 

 the lower third also lobed ; the lowest lobes, which are oblong or roundish, 

 reaching down nearly or quite to the rachis ; texture subcoriaceous ; veins 

 ascending, the midrib beneath hispid like the stem ; sori reaching nearly to the 

 edge. Hk. Sp. 3. p. 92. Hk. $ Gr. Ic. t. 200. Ic. PI. t. 914. 



Hab. Queensland and N. S. Wales. 



22. A. variabile, Hk. ; rhizome wide-creeping ; fr. 3-6 in, 1., -| in. br., lanceolate 

 or oblong-lanceolate, the apex acuminate or bluntish, narrowed below very 

 gradually into a short stem, the margin varying from crenate to rather deeply 

 lobed, especially below ; texture thinly herbaceous, both surfaces naked ; veins 

 often \ in. apart at the base, simple or once forked ; sori falling short of the 

 margin. Hk. Sp. 3. p. 93. t. 185. 



Heb. Fernando Po, Barter, Mann. 



23. A. pinnatifidum, Nutt. ; st. tufted, 2-4 in. 1., naked, polished, chesnut- 

 brown ; fr. 3-6 in. 1., 1 in. or more br. at the base, lanceolate-deltoid, with a 

 long gradually narrowing point which is sinuated only, the lobes below this 

 ~~ in. deep, the lowest ovate-oblong or subspathulate, ^ in. deep by nearly as 



r., sinuated and reaching down nearly to the rachis ; texture herbaceous ; lowest 

 lateral veins of the pinnse often twice forked; sori copious. Hk. Sp. 3. p. 91. 

 Ic. t. 927. 



Hab. Pennsylvania southward to Alabama. 



24. A. alternans, Wall. ; st. tufted, 1-2 in. 1., clothed with linear scales ; fr. 

 6-8 in. 1., 1-1| in. br., lanceolate-oblong, cut down into numerous bluntly- 

 rounded lobes on each side, which reach very nearly down to the rachis, the 

 lower growing smaller gradually and sometimes distinct ; texture subcoriaceous, 

 both surfaces an opaque greyish-green ; veins free, subflabellate ; sori copious. 

 Hk. Sp. 3. p. 92. A. Dalhousise, Hk. Ic. t. 105. 



Hab. N. W. Himalayas, ascending to 6,000 ft., and gathered also by Schimper in 

 Abyssinia. This has entirely the habit and cutting of A. Ceterach. 



**# 



Fronds once pinnate. Sp. 25-103. 



t Pinnae - in. l. t blunt, in most of the species nearly as broad as long. 

 Sp. 25-44. 



A. Group of A. viride. Rachis green, slender. Sp. 25-34. 



25. A. projectum, Kunze ; st. scattered, very slender ; fr. 2-3 in. 1., 2 lin. br., 

 procumbent, with 12 to 16 pinnce on each side, in slightly-stalked pairs, the 

 largest of which are not more than 1 lin. each way, roundish and nearly entire ; 

 texture membranaceous ; rachis taking root and the apex gemmiferous ; sori 1 to 2 

 to a pinna, oblique. Hk. Sp. 3. p. 148. 1. 181. A. 



