FILICES. 669 



tifid) or inferior half-pinnatifid, terminal acuminate, its lowest lobes larger: veins areolate : 

 petiole ebeneous, slender, puberulous at the summit: the down extended to the upper side 

 of the ribs; sori continuous.— Plum. Fil. t. 152. Schk. Crypt, t. 100. sin.— 8"-12" high; 

 blade 3"-5" diam.— Hab. Jamaica !, Pd., Royal Mountains; [Cuba! to French islands !, 

 Sieb. Mart. 368 j Venezuela ! to Brazil !]. 



*** Leaf stout, pinnate ly divided: segments pinnatifid-pinnatisect. 



121. P. laciniata, W. Hairy with flaccid down ; leaf stout, 2-pinnatisect-2-pinnati- 

 pwrtite : inferior secondary segments pinnatifid to the middle, superior and lobes of the in- 

 ferior oblong or ovate, blunt, entire : ribs unarmed : veins distant, forked, free : petiole 

 pale ; sori continuous below the apex, often most contiguous at the sinus. — Plum. Fil. t. 

 20. Schk. Crypt, t. 86. — Lonchitis hirsuta, L.,'Sieb. Mart. 372. P. diplazioides, Moritz!: 

 a form with the sori distant from the sinus. — About 4' high ; leaf submembranaceous, flaccid, 

 while in all the following species it is herbaceous and glabrous ; inferior secondary segments 

 3 f '-l"long, 10"'~6'" broad.— -Hab. Jamaica!, M'Nab, A I.; Dominica!, Mr., S. Vincent!, 

 Guild.; [Cuba ! to French islands ! ; Mexico! to Peru !]. 



122. I». podophylla, Sw. Leaf stout, 2-pinnatisect~2-pinnatipartite : most inferior 

 secondary segments and superior primary ones deeply pinnatifid or 2-pinnatifid at the base, 

 superior pinnatifid to the middle : lobes oblong, bluntish, serrulate beyond the sorus : sinus 

 narrow .- ribs mucronulate above at the origin of their divisions : veins areolate with 2-3- 

 serial meshes : petiole pale ; sori continuous below the apex, contiguous at the sinus. — 

 Br- Jam. t. 1 : an unusual form with few primary segments, the origin of Swartz's species. 

 Hook. Spec. t. 139 : upper segments. — P. propinqua, Ag. I P. Kunzeana, Hook. P. bi- 

 formis, Splitg. {ex Kze. in Pi. Kegel. I). P. aculeata, Eat. (non Sio.).— Lobes l"-6"'long, 

 4 -3"' broad : rhachis 3"'-4'" broad.— Hab. Jamaica !, all coll. ; S. Vincent !, Guild. ; 

 Irinidad !, Lockh. ; [Cuba ! to French islands ! ,• Mexico ! to Brazil ! ; Galapagos]. 



123. P, aculeata, Sw. {ex Plum.). Leaf stout, 2-pinnatisect : secondary segments 

 deeply pinnatifid '»• lobes lanceolate-acuminate, subfalcate, serrulate beyond the sorus : sinus 

 rounded, narrowly open : ribs mucronulate above at the origin of their divisions : veins 

 f*f°? a te with 4-5-serial meshes: petiole pale, "prickly" or unarmed; sori continuous 

 telow the apex, contiguous at the sinus. — Plum. Fil. t. 5. 11.— P. elata, Hook..' .- from 

 th)s my diagnosis is taken, though not agreeing with Agardh's diagnosis, but my Panama 

 specimens are exactly like Plumier's figures, except in their petiole being unarmed. P. 

 Jongibrachiata, Ag. {ex descr.).— Lobes l"-2" long, 6'" broad : rhachis 4"'-6'" broad.— 

 «ab. Jamaica {Sw.) ; S. Vincent (P. longibrachiata, Jg.) ; [French islands ; Panama ! ; 

 Venezuela]. 



124. P. crassipes, Ag. t Leaf stout, 2-pinnatisect-2-pimatipartite : most inferior 

 secondary segments pinnatipartite (or semi- 2-pinnatifid at the base), superior deeply pinna- 

 "fid, tertiary and lobes lanceolate-acuminate, subfalcate, serrulate beyond the sorus : sinus 

 broadly open .- ribs mucronulate above at the origin of their divisions : veins areolate with 

 ^■serial meshes: petiole pale; sori continuous below the apex, contiguous at the sinus.— 

 f- aculeata, Hook. P. protea, Liebm. P. gigantea, Sieb. Mart. 366 [non P. gigantea, W. 

 (Guadeloupe!), which is distinguished by oblong, bluntish leaf-segments with a narrow 

 sinus], p. Kunzeana, Eat. PI. Cub. P. Sloanei, Radd. {SI. t. 47) P: distinguished by the 

 terminal segments elongated, pinnatifid with roundish lobes.— Lower segments 3" long, 6'" 

 proad : rhachis 2'" broad.— Hab. S. Vincent !, Guild.; Trinidad!, Pd.; [Cuba! to French 

 "lands ! ; Mexico ! to Brazil !]. 



.125. P. biaurita, L. Leaf pinnatisect : segments deeply pinnatifid to about seven- 

 nffhths, lowest 2 (-2,) -sect : lobes linear-oblong, blunt, entire : ribs mucronulate above at the 

 origin of their divisions : veins forked, free, lowest connected, forming a single mesh between 

 wo ribs aud the costa : petiole pale ; sori continuous to or round the sinus and to near the 

 apex— Phm. Pit. t. 15. Hook. Gen. t. 65. A.— Lobes about 1" long, 3"'-4"' broad : 

 rhachis as broad.— Hab. Antigua !, Nichols. ; [French islands !, Sieb. Mart. 367; trop. 

 Africa to East Indies ! and Hongkong !]. 



126. P. pungens, W., Kze. ! Leaf pinnatisect : segments deeply pinnatifid to about 

 we-sixths, lowest 2-sect : lobes linear-oblong, pointed, serrulate above the sorus : ribs 



2x2 



