52. GYMNOGRAMME, SELLIGUEA. 387 



parallel, uniting only near the edge, and indistinct beyond where they join ; sori 

 extending on all the veins from the midrib to where they join. Hk. tip. 5. 

 p. 154. 



Hab. Singapore and Philippines. 



65. G. (Syn.) quinata, Hk. ; st. 6-12 in. 1., glossy, naked, straw-coloured or 

 chesnut-brown ; fr. 6-12 in. 1., 4-8 in. br., quinate, the terminal pinna the 

 largest, 6-12 in. 1., 1^-2 in. br., oblong-lanceolate acuminate, the edge entire, 

 the lower part narrowed gradually to the base, the lowest pair deflexed and 

 originating from the base of the lateral pair ; texture subcoriaceous ; both sides 

 naked ; veins fine, parallel, uniting near the edge, with long sori upon all of 

 them. Hk. Sp. 5. p. 152. t. 297. 



Hab. Borneo, Vanecolla, and Solomon Isles. Frond like the leaf of a horse-chesnut. 



Selliguea, Bory. Veins anastomosing variously and usually copiously. 

 Differs from Phymatodes only by the elongated sori. Fig. 52. e. f. Sp. 66-84. 



* Fronds simple. Sp. 66-79. 

 t Main veins hidden. Sp. 66-70. 



66. G. (Sell.) lanceolata, Hk. ; rhizome wide-creeping, the scales small, linear, 

 dull-brown ; fr. 6-12 in. 1., ^-| in. br., the point acute, the edge entire, the 

 lower third narrowed gradually to the base or a short stem ; texture thick, 

 coriaceous but flaccid ; both sides naked ; veins obscure, the midrib much more 

 slender than in G. involuta, the sori more oblique and falling considerably short 

 of the edge. -Hk. Sp. 5. p. 156. Grammitis, Hk. & Gr. t. 43. 



Hab. Japan, China, Himalayas, Neilgherries, Ceylon, Fiji, Samoa, Mascaren Isles, 

 Natal, Guinea Coast. 



67. G. (Sell.) mexicana, Baker ; rhizome wide-creeping, the scales large, lan- 

 ceolate-acuminate, dull-brown ; fr. subsessile, 6-10 in. 1., 1-1 j in. br., the point 

 acute, the lower half narrowed very gradually to the base ; texture coriaceous 

 but flaccid ; both sides naked ; veins obscure, the midrib broad and fleshy at the 

 base but almost vanishing upwards ; sori linear-oblong, few and not close, 

 almost in one row on each side, not far from the midrib. Selliguea, Fee. G. 

 Salvinii, Hk. Sp. 5. p. 157. 2nd Cent. t. 71. 



Hab. Mexico and Guatemala. 



68. G. (Sell.) elongata, Hk. ; rhizome wide-creeping, tomentose ; st. distant, 

 J in. 1., naked, ebeneous ; fr. 4-8 in. 1., J-J in. br., narrowed gradually to both 

 ends, the edge entire ; texture coriaceous ; both sides thinly clothed with small 

 scales ; veins obscure ; midrib black in the lower part ; son linear-oblong, 

 placed end to end in single rows midway between the midrib and edge. Hk. Sp. 

 5. p. 157- 



Hab. Cuba to Rio Janeiro and Juan Fernandez. Habit and scales of Polyp, 

 lanceolatum. 



69. G. (Sell.) involuta, Don ; rhizome creeping, the scales large, lanceolate, 

 dull-brown ; fr. 8-12 in. 1., 1-2 in. br., the point acuminate, the edge entire, the 

 lower part narrowed very gradually to the base or a short broad compressed 

 stem ; texture thick, coriaceous but flaccid ; both sides naked ; areolce obscure, 

 without free veinlets ; sori in long parallel very oblique lines reaching from the 

 midrib nearly to the edge. Hk. Sp. 5. p. 155. Grammitis, Hk. & Gr. t. 53. 

 S. Wallichiana, Hk. Ic. t. 204. 



Hab. N. India, Neilgherries, Ceylon, Malaccas, Solomon Isles. 



