498 PLECOSORUS 
speciosissimus (A. Br.) Moore, Ind. XL. 1857. NPfl. 195 — Mexico. Guatemala, 
Cheilanthes À. Br.; Kunze, Anal. 35 t. 23. 1837. HB. 141; Phegopteris 
Mett. 1859; Plecosorus Mexicanus Fée 1850-52. Chr. 279. 
PLECTOPTERIS Fée, Gen. Fil. 230. 1850-52 — Polypodium. 
Calymmodon Fée, 8 mém. 124. 1857 
gracilis Fée, Gen. 230 t. 19 B. 1850-52 
PLENASIUM Presl, Tent. Pterid. 109. 1836 — Osmunda. 
aureum Pr. Tent. 249 t. 3 f 13. 1836 — O. banksiifolia. 
banksiaefolium Pr. Tent. 110. 1836. 
?bromeliaefolium Pr. Tent. 110. 1836 — O. banksiifolia. 
Claytonianum Pr. Abh. bóhm. Ges. V. 5. 325. 1848. 
interruptum Pr. l. c. 325. 1848 — O Claytoniana. 
javanicum Pr. l. c. 325. 1848. 
pilosum Pr. 1. c. 325. 1848 — O. Claytoniana. 
. Vachellii Pr. 1, c. 325. 1848. 
PLEOCNEMIA Presl, Tent. Pterid. 183. 1836 — Aspidium. 
aristata Bedd. Ferns S. Ind. t. 83. 1863-65 — Dryopteris otaria. 
Blumei Moore, Ind. LXXXVII. 1857 — Dryopteris canescens. 
Clarkei Bedd. Ferns br. Ind. Suppl. 15 t. 368. 1876 — A. artinexum. 
conjugata Pr. Epim. 259. 1849 
Cumingiana Pr. Epim. 50. 1849 
dissidens Moore, Ind. 90. 1858. 
gigantea Pr. Epim. 259. 1849. 
javanica Pr. Epim. 50. 1849 — A. Leuzeanum. ^ 
Leuzeana Pr. Tent. 184 t. 7 f. 12. 1836. 
megalocarpa Bedd. Handb. Suppl. 48. 1892. 
membranacea Bedd. Ferns br. Ind. Suppl. 15. 1876 — A, devexum. 
membranacea Bedd. Handb. 225 f. 115. 1883. 
Milnei Fourn. Ann. sc. nat. V. 18. 299. 1873 — A. viridans. 
stenopteris Moore, Ind. 105. 1858 — Dryopteris incisa, 
Thwaitesii Bedd. Handb. 223. 1883. 
Trimeni Bedd. Handb. 223 1883 — A. giganteum. 
Vieillardii Fourn. Ann. sc. nat. V. 18. 299. 1873 — A. novae caledoniae. 
PLEOPELTIS Humb. et Bonpl; Willd. Spec. plant. 5. 211. 1810 — Polypodium. 
accedens Moore, Ind, LXXVII. 1857. 
acuminata Moore, Ind. 344. 1862 — P. accedens. 
adfinis Moore, Ind.. 344. 1862 — P. commutatum. 
alata Moore, Ind. 344. 1862 — P, Wilkesii. 
 albido-squamata Pr. Tent 193. 1836. 
alternifolia Moore, Ind. 344. 1862. 
angusta H. B. Willd. sp. 5. 211. 1810. 
angusta Boj. Hort. Maur. 389. 1837 — P. furcatum. 
?angustata Pr. Tent. 193. 1836 — Cyclophorus a. 
angustata Moore, Ind. LXXVIII. 1857 — P. palmatum var. 
angustifolia Eat. Amer. Journ. Sci, II. 297. 198. 1859 — P, lanceolatum*. 
apoda Moore, Ind. LXXVIIL. 1857 — ? — Polypodium sessile Wall? 
araneosa Moore, Ind. 345. 1862 — P. aureum *areolatum. 
areolata Pr. Tent, 193. 1836 — P. aureum*,- : 
astrolepis Fourn. Mex. pl. 1, 87. 1872. 
aurea Pr. Tent. 193. 1836. 
j — P. cucullatum. 
) — A. Leuzeanum. 
