38. ASPLENIUM, DIPLAZIUM. 237 



ones 6-8 in. 1., much acuminated at the apex, cut down in the lower half into distinct 

 pinnl. 1^-2 in. 1., \ in. br., lanceolate, unequal-sided, falcate, the edge cut halfway 

 down below into oblong sharply- toothed lobes, the lower side obliquely truncate ; 

 texture herbaceous but firm ; colour bright-green ; rachis naked ; lateral veins of 

 the pinnl. pinnate in the lower lobes ; sori in parallel rows in the pinnl., not 

 reaching the edge. Hk. Sp. 3. p. 261. 



Hab. Mexico, Guatemala, and Ecuador. The West Indian plant is larger (2-3 ft. 1.) 

 and more compound, with lower pinnse 6-9 in. 1., 4-5 in. br., with numerous distinct 

 stalked sub-distant lanceolate pinnl., cut down below into crenated oblong lobes nearly 

 to the rachis. 



**** Fronds copiously Upinnate. Sp. 236-259. 



236. A. (Dipl.) deltoideum, Presl ; St. 6 in. 1., slender, erect, ebeneous below, 

 naked ; jr. 1 ft. 1., 9 in. br., deltoid, with a few distant pinnce on each side, the 

 lowest ovate-deltoid, 5 in. 1., 2-3 in. br., cut down in the lower half into distinct 

 stalked pinnl. 1-1^ in. 1., ^ in. br., which are bluntly lobed below two-thirds of 

 the way 'down ; texture herbaceous ; rachises naked, those of the pinnse ebeneous ; 

 veins pinnate in the lower lobes ; sori reaching the edge. Hk. Sp. 3. p. 256. 



Hab. Luzon, Cuming, 29. Caudex unknown. 



237. A. (Dipl.) virescens, Mett. ; rhizome creeping ; scales blackish, lanceolate- 

 subulate ; ft. 6 in. 1., straw-coloured ; fr. 1 ft. 1., deltoid, bipinnate below the 

 middle ; lower pinnce 8 in. 1., 3 in. br., pinnate below the centre ; pinnl. 1\ in. 1., 

 in. br., the apex acuminate, the edge crenato-lobate, the base narrowed 

 suddenly ; rachis slender ; texture thin ; colour pale-green ; veins pinnate in the 

 lower lobes, with 1-3 veinlets on each side ; sori oblong, small, nearer to the 

 midrib than the edge. Hk. Sp. 3. p. 261. 



Hab. Japan, Goring, Buerger. 



238. A. (Dipl.) squamigerum, Mett. ; st. 6 in. or more 1., straw-coloured, 

 slender, with small scattered nearly black lanceolate scales throughout ; fr. 

 12-15 in. L, by nearly as broad, deltoid ; lower pinnce 6-9 in. 1., 2-2J in. br., 

 pinnate except at the apex ; pinnl. 1^ in. 1., J in. br., the point blunt, the edge 

 broadly lobed, the lower lobes in. br., entire ; texture herbaceous ; rachis 

 slender, stramineous, chaffy below ; veins subflabellate, the lower veinlets of the 

 lobes with one or two lateral curved forks on each side ; sori linear, curved, 

 falling far short of the edge, the lowest 2 lin. 1. Mett. Fil. 2nd. 2. p. 239. 



Hab. Japan, Oldham, Siebold, Robinson. 



239. A. (Dipl.) chinense. Baker ; st. 1 ft. 1., slender, greyish, nearly naked ; 

 fr. 12-15 in. L, nearly as br., deltoid, bipinnate except at the very apex ; lower 

 pinnw long-stalked, 3-5 in. 1., 2-2^ in. br., with numerous close lanceolate pinnl. 

 on each side, the lower ones 1-1^ in. !., ^-| in. br., the point acute, the edge cut 

 down to a winged rachis below into deeply-toothed oblong segm. 4 lin. 1., 

 2 lin. br. ; texture herbaceous ; rachis slender, naked, substramineous ; veins 

 pinnate, 4-5 lateral simple veinlets on each side in the lower segm. ; sori linear, 

 not reaching the edge. 



Hab. Shanghai, China, Dr. Maingay, 475. 



240. A. (Dipl.) nervosum, Mett. ; fr. ample, bipinnate ; lower pinnce stalked, 

 12-18 in. L, 6 in. br., lanceolate-acuminate; pinnl. close, patent, 3-4 in. 1., 

 -f in. br., lanceolate-oblong, obtuse or acuminate, only toothed, the base 

 truncate ; texture subcoriaceous ; rachises densely scaly, the scales of the main 

 one \ in. 1., Ungulate-acuminate, the edge subciliated ; lower surface clothed 

 with dense adpressed hairs; veinlets forked in the upper, subpinnate in the 



