49. JAMESONIA, 3C9 



086. p. (Pliym-) Lehmanni, Mott. ; rhizome woody, wide-creeping, tlie scales 

 'ong, rigid, fihiillose, ^-ellowisli-brown ; st. G-9 in. 1., firm, erect, naked ; fr. 

 1-2 ft. ]., 8-10 in. br. ; jnnnce in distant pairs, 4-5 in. 1., ^-| in. br., the apex 

 acuminate, tlie edge entire or slightly repand, the base rounded ; texture sub- 

 coriaceous ; ruchis and both sides naked ; main veins distinct to the edge, with two 

 rows of sori 3-4 deep ])etween them. — 3Iett. Polyp, p. 117. 



ITab. Burmah and Darjeehug, Griffith. 



S87. P. (Pliym.) himalaycnsc. Ilk. ; rJiizome woody, wide-creeping, the scales 

 linear, squarrose, i)right-brown ; .^t. 1 ft. or more 1., firm, glossy ; fr. 1-2 ft. 1., 

 8-12 in. br., the pinnte in pairs 1-2 in. ajiart, 4-8 in. 1., l|"-2 in. br., the point 

 acuminate, the edge scariose, wavy, the base rounded or even cordate ; texture 

 subcoriaceous ; under surface finely pubescent ; main veins very distinct ; areolce 

 fine, close, with copious free veinlets ; sori in 1-2 rows of 3-4 each between the 

 main veins. — Hk.Sp. 5. p. 01. P. venustum, IVall. 



Hab. N. India, up to 7,500 ft. — Mettenius unites this with P. juglandifoUum, but the 

 pinn£E are much broader, with prominent veins and a distinct scariose wavy edge. 



388. P. (Phym.) leiorhizon, Wall. ; rliizome very thick, clothed with ovate 

 adpi-essed peltate scales ; st. 1-2 ft. 1., firm, erect ; fr. 2-4 ft. 1., 1-2 ft. br. ; 

 pinnce narrowed at the base, the lower ones stalked, 6-12 in. 1., |-1^ in. br., the 

 apex acuminate, the edge entire ; texture subcoriaceous, surfaces naked ; areolce 

 fine, uniform, with copious free veinlets ; sori slightly immersed, in a row near 

 tlie midrib on each side. — Hi: Sp. 5. p. 91. Fil. Ex. t. 25. 



Hab. N. India, up to 5-7,000 ft. 



389. P. (Phym.) albo-squamatnm, Blume ; rhizome woody, the scales long 

 (sometimes 1 in. 1.), dense, fibrillose, dark-brown ; st. 6-12 in. 1., firm, erect, 

 glossy ; fr. sometimes simple, usually pinnate, 1-2 ft. 1., 1 ft. or more br., with 

 several distant erecto-patent piimce on each side, which are 6-10 in. 1., ^-| in. 

 br'., the apex much acuminated, the edge slightly repand towards the point, the 

 base narrowed, the lower ones stalked ; texture subcoriaceous ; upper surface 

 with small white dots at the edge or all over; main veins usually indistinct; 

 sori in a single row midway between the midrib and edge. — Hk. Sp, 5. p. 92. 

 G. F. t. 47. 



Hab. Malay Isles and Phillppinea. — P. varians, Blume, is a form with narrow pinnae 

 and more distinct main veins. 



Tribe 12. Grammitide^,. 



Sori on the back of the lobes, more than twice as long as broad, usuallj/ linear. 

 Gen. 49-59. 



Gen. 49. Jamesonia, Hk. <& Gr. (See page 514.) 



Sori oblong, placed on the flabellate veins on the back of the pinnae remote 

 from the edge. A single Andine species, p)^<^ced by Mettenius in Gymnogramme. 

 Tab. 6. /. 49. 



1. J. imbricata, H. & G. ; rhizome woody, creeping, black, tortuose ; st. wiry, 

 ebeneous, slender, 3-4 in. 1. ; fr. 6-18 in. 1., 2-3 lin. Ijr., simply pinnate ; pi?mce 

 close, roundish, often spreading horizontally, the edge much incurved ; texture 

 coriaceous ; rachis and under surface slightly villose. — Ic. t. 178. — /3, J. canescens, 

 Kze., habit stouter, the long, silky, yellowish-brown hairs of the upper part of 

 the frond often so dense that they quite hide the pinnse.— y, J. rerticalis, Kze. ; 

 it. 1 ft. L, rigid, wiry ; fr. 6-9 in. 1., ^ in. br. ; pinnce oblong-deltoid, 3 lin. 1., 



3 A 



