418 CO. ACUOSTICIIUM, **** t GYMNOPTERIS. 



B. Barren fronds sometimes simple, but one or two jMirs of distinct pinnae when 

 fully developed. Sp. 9G-100. 



on. A. (Gyni.) oUffarcMcmn, Baker ; rhizome woody, short-creeping ; st, of barren 

 fr. G-8 in. 1,, firm, scaly ; barren fr. 8-12 in. 1., 3-6 in. br., broad-oblong, the 

 edge nearly entire, the base subcuneate, simple or with a single pair of small 

 spreading oblong pinnae at the base ; texture herbaceous ; main veins j-§ in. 

 apart, raised beneath, distinct to the edge, with abundant areolce with free 

 veinlets between them ; fertile fr. simple, 3-4 in. 1., 1 in. br., or ternate, the st. 

 6-12 in. 1. 



Hab. North Peru, Spruce ilZl, 4636. — Most like A. panduriforme, but the veining 

 different. 



97. A. (Gym.) quercifolium, Retz. ; rhizome stout, wide-creeping ; st. of barren 

 fr. 1-2 in. 1., clothed with soft spreading ferruginous hairs ; barren fr. 3-4 in. 1., 

 1^-2 in. br., the terminal pinna with blunt rounded lobes, reaching sometimes 

 J of the way to the rachis ; below this usually a single pair of small sessile ovate 

 blunt auriculate lateral ones ; texture thin-herbaceous ; veins beneath hairy ; 

 main veins distinct to the edge, with copious areolce with free veinlets between 

 them ; fertile fr. with a terminal pinna 1-2 in. 1., 1 lin. br., and a pair of 

 smaller lateral ones, the st. slender, 6-9 in. 1., naked except at the base. — Hk. Sp, 

 5. p. 279. Ic. t. 905. Fil. Ex. t. 80. 



Hab. Peninsular India, Ceylon, South China, Cochin-China, 



98. A. (Gym.) Harlandii, Hk. ; caud. woody ; st, 1-1^ ft. 1., firm, glossy, 

 chesnut-brown, scaly at the base ; barren fr. simple or with an oblong-spathu- 

 late entire terminal pinna, sometimes 1 ft. 1., 3 in. br., and 1-2 smaller similar 

 ones on each side, usually connected at the base, all acuminate ; texture coria- 

 ceous ; main veins distinct, connected by transverse veinlets with copious areolae 

 with free included veinlets between them ; fertile fr. similar, but the pinnce 

 much smaller. — Hk. Sp. 5. p. 274. G. decurrens, Hk. Fil. Ex. t. 94. (not 

 G. F. t. 6). 



Hab. Hong-Kong and Formosa. 



99. A. (Gym.) taccwfolium, Hk. ; caud. woody, with copious dark reddish- 

 brown linear scales ; st. of barren fr. 1-4 in. 1., scaly downwards ; barren fr. 

 varying from simple oblong-lanceolate, entire, 1 ft. or more 1., 2-3 in. br., to 

 1^-2 ft. 1., more than 1 ft. br., copiously pinnate, with oblong-lanceolate pinnae 

 G-9 in. 1,, 1| in. br., the upper ones nari-owly decurrent, tlie lower ones forked 

 at the base on the under side ; texture papyraceous ; rachis and surfaces naked ; 

 main veins distinct nearly to the edge, with regular transverse veinlets and 

 copious fine areola) with abundant free veinlets between them ; fertile fr.&\\\\\)\Q, 

 G-12 in. 1., i in. br., or pinnate, with forked linear pinnae. — Hk. Sp. 5. p. 279. 

 Jc. t. 907. 



Hab. Phili])pines. — Though so variable in cutting, the forms coincide in texture and 

 venation. The simple form is L. hilocarpus, F6e, and the 3-lobed form Gymn. tnlobata, 

 J. Sm. 



100. A. (Gym.) flagelliferum. Wall. ; rhizome woody, creeping, scaly ; st. of 

 barren fr. 6-12 in. 1., nearly naked, the latter simple or with 1-3 pairs oi pinnae, the 

 terminal one ovate-lanceolate, entire or repand, and often very much elongated 

 and rooting at the point, the lateral ones 3-G in. 1., 1-2 in. br., sometimes also 

 prolonged ; texture herbaceous ; rachis and both sides naked ; main veins 

 pinnate, witk copious areolce between them, with few or no free veinlets ; fertile 

 /Anna; 2-3 in. 1., about ^ in. hr.—Hk. Sp. o.p. 258. Hk. Sj- Gr. t. 2.3. A. hete- 

 roclitum, Presl. A. diversifolium, Blume. 



Hab. Himalayas to Java and the Philippines. 



