196 38, ASPLENIUM, §§ EUASPLENIUM. 



base cut away in a curve on the lower side ; texture herbaceous ; veins flabellate ; 

 son oblique, irregular, copious, — Hk. Sp. 3. p. 146. Hx. Fil. t. 208. 



Hab. Temperate Auetralia, Tasmania, and New Zealand. 



32. A. quitcnse, Hk. ; St. slightly tufted, slender, green, 1 in. or less 1. ; fi: 

 2-3 in. 1., I in. br., with 6-12 conspicuously stalked horizontal pinnse on each side, 

 which are oblong-deltoidal in general outline, but half the lower side cut away, 

 the rest broadly and bluntly lobed ; texture herbaceous ; racMs green, compressed 

 and slightly winged ; veins distant, pinnate ; sori 2-4 to a pinna, principally on 

 the upper side.— ^. Sp. 3. p. 145. 2,nd Cent. t. 20, 



Hab. Andes of Bguador, Jameson, 707 ; Spruce, 5334. — Recedes from A. vwide by its 

 more distant, more deeply lobed and distinctly stalked pinnse. 



33. A. Sandersoni, Hk. ; st. tufted, 1-2 in. 1., green, slightly fibrillose ; fr. 6-9 

 in. 1., \-^ in. br., linear, often gemmiferous at the apex, with 12 to 20 horizontal 

 dimidiate pinnae on each side, which are deeply crenate on the upper edge, and 

 at the base narrowed suddenly into a winged petiole, the lower one nearly 

 straight and quite entire; texture herbaceous; rachis green, flaccid; only the 

 lowest side vein forked ; sori 1-3, oblong. — Hk. Sp. 3. p. 147, *. 179, 



Hab. Natal, Zambesi Land, and Johanna Island. — Nearest A . quitense, but the pinnae 

 quite dimidiate and the teeth of the upper side closer and vertical. 



34. A. deniatum, Linn, ; s*. tufted, 2-6 in. 1., slender, naked, polished, ebeneous 

 below ; fertile fr. 2-3 in. 1., 1 in. br., with 6 to 8 pairs of stalked subopposite 

 pinn(B, which are* J in. br., f in. deep, oblong-rhomboidal, the lower side at the 

 base truncate in a curve, the outer edge irregularly crenate ; sterile fr. smaller, on 

 shorter stalks ; texture herbaceous ; rachis slender, naked, green ; veins sub- 

 flabellate ; sori copious, in two parallel rows. — Hk. Sp. 3. p. 130. 



Hab. Florida, Bermuda, West Indies, Mexico, and Guatemala.— Pinnse mnch further 

 apart than in the rest of tlie group, the lower pair sometimes 1 in. from the others. 



/ 



B. Group of A. Trichomanes. BaoMs vAry, chesnut-brown or blackish. 

 Sp. 35-44. 



35. A. pygmasum, Ilk. ; St. tufted, \ in. 1., slender, densely clothed with long 

 horizontal fibrillose scales ; /*•. \-\\ in. 1., J-| in. br., linear,, with a pinnatifid 

 point and 3 to 4 sessile pinnoi on each side, which are J in. each way, oblong, 

 rhomboidal, between cuneato-flabellate and dimidiate, the apex deeply crenated ; 

 texture herbaceous ; rachis scaly like the stem ; sori unknown. — Hk. Sp. 3. 

 p. 147. t. 180. B. 



Hab. Madagascar, Dr. Lyall. Lady Barkly has shown clearly that this is only 

 undeveloped affine. 



36. A. Heuffleri, Reichardt ; st. densely tufted, 2-3 in. 1., wiry, slender, 

 polished, dark chesnut-brown ; fr. 1^-2 in. 1., ^| in. br., with 3 or 4 pairs of 

 opposite distant pinnse, the lowest of which is J in. each way, rhomboidal- 

 cuneate, inoiso-dentate, and sometimes deeply lobed, uniformly narrowed on 

 both sides below to a distinct petiole ; texture herbaceous ; rachis naked, dark- 

 coloured and polished like the stem ; veins flabellate ; sori irregular, linear- 

 oblong.— FerA. Zool. Bot. Ges. Wien. 1859.^. 95. t. 4. 



Hab. Tyrol, Henffler. — Some of the German botanists have regarded this as a hybrid 

 of TricTwmaTiea and germa/nicvm, between which it is q\iite intermediate. 



37. A. Trichomanes, L. ; St. densely tufted, 1-4 in. 1., naked, glossy, chesnut- 

 brown, polished ; fr. 6-12 in. 1., 4 in. or rather more br., with 16-30 opposite 

 pairs of sessile horizontal pinnce, which are J-f in. br., 1 J-2 lin. deep, the edge 



