209 



enclosed by the scales/' Mettcn. — Sw. Syn. Fil. p. 35. 

 Willd. Sp. PL V. p. 174. Metten. Pohjpod. p. 69. Asa 

 Gray, Man. of Bot. Ilhistr. p, 590. Marginaria, Pr. Go- 

 niophlel)iuni and Lepicystis, J. /Sm. P. velatum, ^chk. Fil. 

 t. 11. h. Marginaria minima, 7iory, Crijpt. p. 364. t. 31. 2. 

 P. ceterachinum, Mich. Acrostichum polypodioides, L. 

 P. microlepis, Fee, 6me Mem. Foitg. Nouv. p. 8. t. 6. f. 2 

 {small stunted form). 



llab. Tlirougliout tropical America, as far south as Atacama in Chili {Phi- 

 lippi) ; Mexico ; the West Indian Islands ; frequent in the Southern States of North 

 America, and as far north as Ohio and Illinois {A. Gray). Galapagos Islands, 

 Pacific, Capt. Wood. Tropical East Africa, Moramhalle Mountain, alt. 3000-3300 

 feet, Dr. Kirk, in Livingstone's Exp. 



108. P. (Eupolypodium) Eckloni, Kze.; " caudex creep- 

 ing paleaceous with appressed rigid lanceolato-subulate 

 blackish entire scales fuscescent at the margin, stipites 2-4 

 inches long, fronds subcoriaceous above at length naked, be- 

 low densely appresso-squamose (scales membranaceous ovate 

 obtuse or acute entire brown in the middle pale at the mar- 

 gin) 4-6 inches long ovato-lanceolate deeply pinnatifid, seg- 

 ments 8 lines to Ij inch long 1^-2 lines wide, the superior 

 base broader, inferior attenuated and decurrent adnate and 

 confluent by a narrow wing elongato-oblong obtuse entire, 

 veins of Eupteris immersed, sori generally occupying the 

 apices of the segments impressed surrounded by scales, 3-6 

 on each side the costule near the margin." Metten. — Kze. 

 in Linncea, x. p. 498. Metten. Polypod. p. 68. Pappe and 

 Rawson, En. Fil. Cap. p. 39. 



Hab. South Africa, chiefly in tlie eastern districts, Uitenhage to Natal, Ecklon 

 and Zeyher, Pappe, Garden, Krauss, Sanderson (Macalisherg, alt. 4000-5000 

 feet, and Glen Ayres, alt. 1000 feet, from /. Ayres, Esq.). — I do not myself at all 

 see how the present species is to be distinguished from the preceding, and yet no 

 one seems to have thrown a doubt on its being ditferent. It is true, Mettenius, 

 who has given very full si)ecific characters (transferred here) of the two, places 

 one {Eckloni) among free-veined species, the other {incanum) among the Mar- 

 f/inaria-grou]) " Nervi anastomosantes :" but his var. o of the latter is characterized 

 by having the "nerves free." 



109. P. (Eupolypodium) squamatum, L. ; caudex creeping 

 thick as a goose-quill paleaceous with brown appressed subu- 

 lato-lanceolate imbricating scales, stipites 2-12-14 inches 

 long stout firm furfuraceous with white or tawny scales dark- 

 brown in the centre, fronds 6 inches to 1 foot long 2-4 

 inches wide thick firm oblong or ovato-oblong subcaudato- 

 acuminate pinnate subpinnatifid at the apex, sparingly fur- 



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