702 FILICES. 



313. P. serpens, Aw. ! Leaf chartaceous, glabrous, undulate-repand, lanceolate, or 

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

 a simple appendage or at its anastomosis with a recurrent veinlet. — Plum. Fit. t. 121. — 

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

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

 islands], 



314. P. lycopodioid.es, L. Leaf chart aceous, glabrous, lanceolate, or oblong-lanceo- 

 late, tapering into the short petiole : meshes sub-3-serial, second series larger ; sori 1 -serial, 

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

 and recurrent veinlets.—Flum. Fit. t. 119.— Leaf 8"-3" long, l£"-6'" broad— Uab. Ja- 

 maica !, Bancr. ; Dominica !, Imr. ; [French islands !, Sieb. Mart. 244 ; Mexico ! to Uru- 

 guay I ; trop. Africa !]. 



315. P. elongaturu, Met ten. Leaf coriaceous, variegated with scattered, minute 

 appressed, roundish scales, linear-lanceolate, narrowly tapering into the subsessile base : 

 " larger meshes 1-serial ;" sori 1-serial, oval, or oval-oblong, at length coufluent, "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.— Granimitis, Sw. G. lanceolata, Schk.— Leaf 7"-2" long, 4"'-2'' 7 broad.— Hab. 

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

 Mart. 348 ; Mexico ! to Brazil !]. 



316. P. lanceolatutu, L. Leaf coriaceous, variegated beneath with scattered, minute 

 roundish scales, lanceolate, tapering into a slender petiole .- larger meshes 1-serial ; sort 

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

 Fit. t. 138. Metten. Folypod. t. 3./. 16 : the veins.— P. lepidotmn, W.— Leaf 8"-4"(-3") 

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

 Fd., common, on dry rocks ; [Mexico ! to Brazil ! ; Juan Fernandez, 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, 

 long-tapering into fhr petiole, levolute at the margin : meshes 2-3-serial : sori 2-Z-senal, 

 at or below the end of simple, ascending appendages. — Mel ten. Fil. Lips. tf.24./. 6. a. 6.— 

 P. tteniosum, It ., Metten !,£at. P. vexatuui, Eat. 17 (Campy loneurum cubense, Fee). Leal 

 2'-¥ lout:, 10"'-3'" broad— Hab. Jamaica!, Pd., on dry banks and trees : [Cuba! and 

 Mexico ! to Brazil ! and Peru !] 



Of allied species, probably occurring in Jamaica, I distinguish P.fasciale,^H. (Cuba, PI- 

 Wright. 1020) bv bfoiMer, chartaceous leaves with the repand margin flat ; and P. ensifo- 

 lium, W. (Kl.in PI. Sello. ! ; P. soltdum, Kl. iu Kze. Farnkr. t. 117. 2 ; F. angustifohum, 

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



§ 2. Vi ins straight, costaie -. sori on appendages of the anastomosing veinlels (Cyrtophlebium, 

 R.Br., or Campy loneuron, Fr.), or at the point of union of a compound anastomosis 

 (Anaxetuin Scho'tt, or Pleuridium, Fr.). 



318. P. Phyllitidis, L. Leaf rigid-chartaceons, glabrous, lanceolate-oblong, or oblong- 

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

 forming 2-1 meshes ; sori 2(-'6)-serial between the straight veins, inserted below the end of 



simple, ascending appendages. — Variable, but the forms, often confounded, present no cer- 

 taiu characters. Leaf 3'-l' long. 



a. Swartzianum. Leaf lanceolate-oblong, bluntish (or acute), 3"-24"(-2") broad.— 

 Plum. Fil. t. 130: an unusually narrow-leaved form; t. 131 (P. comosum, L.) : a mon- 

 strosity of it. Metten. Fil. Lips. t. 24. f 1. 2.— P. Phyllitidis, Sw., Kze. (PI. Kappl. 1386). 

 P. repens, Metten. (non Sw.) Eat. PL Wr. 1021. Campyloneuron Moritzianum, Fie. 



$. repvns, Sw. Leaf obtoug-liuear, acuminate with a narrow point, 2"-H"(l"-2j J 

 broad: petiole usually longer. — I'lnm. Fil. t. 134: an unusually broad-leaved form. Met- 

 ten. Fil. Lips. t. 24,. f. 4. 5.— P. Phyllitidis, Sieb. Mart. 243, Metten. in PL RugeL Cub., 

 Aze. in PL Kegel. U>8. P. essepiloswn, Lk. ! P. chrysopodon, Kl. ! , 



Hab. Jamaica!, Macf, Bancr. ; S. Vincent !, Guild. ; [Cuba ! and Mexico !, to Brazil .J. 



