38. ASPLENIUM, §§ EUASPLENIUM. 219 



Group of A. ciciitarium. Venatmi pinnate. Fronds various in size, texture 

 thinly herbaceous, colour Iright-green, ultimate divisions finely cut. Sp. 145-155. 



145. A. triphyllum, Presl ; st. tufted, 1-2 in. 1., slender, spreadinj^ ; fr. G-9 in. 

 1., |-j in. br., with numerous pinnce on each side, cut down into 8 or 5 stalked 

 linear or ohlong-spathulate pinnl. \ in. 1. ; texture herbaceous ; rachis slender, 

 wide-rambling, often gemmiferous ; veins one in each pinnl. ; sori 1-2 on the 

 disk of each. — A. herbaceum, Fee. — , A. sessilifolium, Desv. ; rachis stronger; 

 2nnnce distant, with usually three spathulate /»m?i^., the terminal one ^ in. br. — 

 A. imbricatum, HI; <£• Gr. t. IGo. A. ternatum, Presl. — y, compactum. Ilk. ; 

 texture subcoriaceous ; rachis firm, erect; pinnce close ; pinnl. more numerous ; 

 sori copious. — Hk. Sp. 3. p. 203. 



Hab. Andes of Ecuador and Peru. — Pinnae usually consisting of three, or at most of 

 five, nearly equal divisions. 



146. A. repens, Hk. ; st. wide-scattered, very slender, very short ; fr. 1-2 in. 1., 

 \ in. br., ovate-lanceolate, hi- or tripinnatifid ; pinnce horizontal, 8-4 on each 

 side, cut down to the rachis into broad cuneate pinnl., which are sharply toothed 

 on the outer edge and sometimes deeply cleft ; texture thinly herbaceous ; rachis 

 naked ; veins simple or forked in each pinnl. ; sori oblong, solitary. — Hk. Sp. 3. 

 ;?. 194. 2nd Cent. t.^l. 



Hab. Andes of Ecuador, Jameson and Sprv.ce. 



147. A. delicatulum, Presl ; rhizome wide-creeping, thread-like; st. solitary, or 

 2-3-nate, \-l in., greenish, naked ; fr. lanceolate, 1-2 in. 1., 2-8-pinnatifid ; jnnnce 

 few, stalked, lowest largest, cuneate-trapezoid, flaViellately 1-2-pinnatifid, with a 

 few sessile linear acute 1-veined divisions under ^ lin. br., lowest often forked ; 

 ?c.r^2<re membranous ; surfaces green, glabrous; sori oblong. — Hk. Sp. 8. p. 182. 

 Jc. Plant, t. 915. 



Hab. Peru, Poppig, Malihews, 17S5. 



148. A. divaricatum, Kunze ; st. tufted, very short; fr. 4-6 in. 1., 1^-2 in. br., 

 oblong-lanceolate, with numerous close-placed pinnce on each side, which are 

 \-\ in. 1., J in. bi'., cut down to the rachis into numerous pinnl. not more than 

 i lin. br. ; segm. linear-oblong, not toothed ; texture membranaceous; rachis 

 very slender, ebeneous ; veins one to each segm. ; sori solitary. — Hk. S}). 3. 

 p. 204. 



Hab. Chili and Peru. — Very doubtfully distinct from A. rayriophyllum. 



149. A. Gihcrtiaiium, Hk. ; st. tufted, very short, compressed ; fr. 6-8 in. I., 

 1 in. br., caudate at the apex, with numerous close-placed j^innce on each side, 

 the largest ^ in. 1., j in. br., ovate-rhomboidal, broadest on the upper side, cut 

 down to tire rachis into simple linear sharp-pointed or broader flabellately 

 incised pinnl. ; texture herbaceous ; rachis green, much compressed and with a 

 broad wing on each side all the way down ; veins one to each segm. ; sori one at 

 the base of each segm. — Hk. Sp. 3. p. 199. 2nd Cent. t. 22. 



Hab. Paraguay ; gathered by M. Gibert. — A stronger and more regular-growing plant 

 than the rest of the group, with a very peculiar rachis. 



150. A. Colensoi, Hk. fil. ; st. tufted, 3-4 in. 1., firm, erect, clothed throughout 

 with small scales ; fr. 4-5 in. 1., 2 in. br., with numerous rather rigid erecto- 

 yatent pi7ina', the lower on stalks j-Mn. 1. ; lower ^^zkh/. spreading, deeply inciso- 

 })innatifid, with linear segm. ; texture herbaceous ; rachis slightly scaly ; one vein 

 to each segm. ; sori oblong, solitary. — Ic. PL t. 984. 



Hab. New Zealand. — Probably not more than a subdareoid variety of adian- 

 ioidcs. 



