702 HLICES. 



313. P. serpens, oic. I Leaf chartaceous, glabrous, undulate-repand, lanceolate, or 

 linear, tapering into the short petiole : larger meshes sub-1-serial ; sori 1-serial, iermitiat.on 

 a simple appendage or at its auastomosis with a recurrent vcinlet. — Plum. Fit. t. 121. — 

 Bhizome Ion?, scandent along trees and shrubs : its rusty scales spreading ; leaf 6"-2"(-8") 

 long, 2"'-6"'(-8"') broad ; petiole 3"'-6"' long.— Hab. Jamaica 1, Sm. ; [Cuba 1 to French 

 islands]. 



/ 314. P. lycopodioides, i. Zra/" c^ari'ae^oM*, glabrous, lamceolate, or oblong-lanceo- 

 late, tapering into the short petiole : meshes sub-3-senaI, second series lai'ger ; sori 1-serial, 



. equidistant from the midrib and margin, inserted at the anastomosis of several ascending 

 and Temrrmi veinleis.—Plum. Fit. t. 119.— Leaf 8"-3" long, W~&" broad.- Hab. ia^ 

 vaaics.\. Barter. ; Dominica !,/»!?■. ; [French islands!, Sieb. Mart. 344; Mexico t to Uru- 

 guay ! ; trop. Africa !]. 



315. P. elongatnm, Metten. Leaf coriaceous, variegated loifA scattered, minute 

 ai)pressed, roundish scales, linear-lanceolate, narrowly tapering into the subsessile base : 

 "larger meshes 1-serial;" sori 1-serial, oval, or oval-oblong, at length confluent, "inserted 

 at the anastomosis of 2 ascending appendages," parallel to the midrib. — Schk. Crypt, t. 7. 



Jig. inf. sin. : the state with partially confluent sori. — Metten. Folypod. t. 2. f. 8. 9. : the 

 veins. — Grrammitis, Sw. G. lanceokta, Schk. — Leaf 1"-%" long, 4"'-2"' broad. — Hab. 

 Jamaica !, Macf. ; Dominica !, Imr., S. Vincent !, Guild. ; [Cuba I to French islands t, Sieb^ 

 Mart. 348 ; Mexico ! to BrazU !]. 



^ 316. P. lanceolatuxn, Z. Leaf coriaceous, variegated beneath with scattered, minute 

 roundish scales, lanceolate, tapering into » slender petiole : larger meshes 1-serial ; sori 

 1-serial, large, roundish, " inserted at the anastomosis of 2 ascending appendages." — Plum. 

 Ml. t. 138. Metten. Folypod. t.S.f.U: the veins.— P. lepidotura'', »^.— Leaf S"-4,"{-S'^ 

 long, 12"'-6"'(-3"') broad : petiole 3"(-l^',') long ; sori 4"'-2"' diam.— Hab. Jamaica !, 

 Fd., common, on dry locks; [Mexico! to Brazil!; Juan Femaudez, S. Helena!, trop. 

 Africa ! to the Cape ! and Bourbon !]. 



** Sori scattered, or in several series. 



317. P. angustifolium, Sw. Leaf coriaceous, glabrous, narrowly linear-lanceolate, 

 lmii/-l:'p(-ritt(i ill Ik I III- I" 'iole, levolnte at the margin : meshes 2-3-serial : sori 2-S-serial, 

 al or below the endof simple, ascending appendages. — Melten. Fit. Lips. t.2is.f. 6. a. tr. — 

 P. tiEtiiosum, It ., Melten .', Fat. P. vexatum. Eat. 17 {Campy loneurum cubense, Y&e). — Leaf 

 S'-V loi.!;-. Ill'" :V" liiniid — Hab. Jamaica!, Pd.,oa dry banks and trees : [Cuba! and 

 Mexico 1 to Brazil 1 and Pern !] 



OF allied species, piobably occurring in Jamaica, I distinguish P.faseiale.W. (Cuba, Fl. 

 Wright. 1020) by br":\ilor, chartaceous leaves with the repand margin flat ; an^<rP. ensifo- 

 lium, W. (Kl.in PI. Sdlo. ! ; P. solutum, Kl. in Kze. Farnkr. t. 117. 2 ; P. Kgustifolium, 

 Kal. PI. Fendl. 224) by 1-serial sori, and linear leaves tapering into a subsessile base. 



§ 2. Veins straight, costate s sori on appendages of the anastomosing veinlets (Cyrtophlebium, 

 R. Br., of-Uampyloneuron, Fr), or at the point of union of a compound anastomosis 

 (Anaxetum. Schoit, or Pleuridiura, Fr.). 



' 318. P. Phyllitidis, X. Leaf rigid-chartaceous, glabrous, lanceolate-oblong, or oblong- 

 linear, repand, loug-tapering into the petioled or subsessile base : veinlets arched-transverse, 

 forming 2-1 meshes ; sori ^(-iyserial between the straight veins, inserted below the end of 

 Csimple, ascending appendages.— ya.T\!>!a\e, but the forms, often confounded, present no cer- 

 tain characters. Leaf 3'-l' long. 



a. Swartzianum. Leaf lanceolate-oblong, bluntish (or acute), S"-24"(-2") broad. — 

 Flum. Til. t. 130 : an niivisually narrow-leaved form ; t. 131 (P. comosum, L.) : a mon- 

 strosity of it. Metten. Fit. Lips. t. 24./. 1. 2.— P. Phyllitidis, Sw., Kze. {PI. Kappl. 1386). 

 P. repens, Metten. (non Sw.) Eat. PI. Wr. 1021. Campyloneuron Moritzianum, F€e. 



$. repens, Sw. Leaf oblong-linear, acnminate with a narrow point, 2"-li"(l"-2i") 

 broad: jjeliolf usually longer. — Plum. Fil. t. 134: an unusually broad-leaved form. Met- 

 ten. Fil. Lipr. t. 24./. 4. 5,— P. Phyllitidis, Sieb. Mart. 243, MHten. in PL Rugel. Cub., 

 Ki^c.in PI. Kegel. \(iii. P. cajspitosum, i/c. .' P. chrysopodon, Ji7. / 



Pab. Jamaica!, jYffc/:, £aMC)-.; S.Vincent!, Guild.; [Cuba! and Mexico !, to Brazil !]. 



