16 POLYPODIUMj § PHLEBODIUM. 



§ 5. Phlebodium, Br. — Veins reticulated, with free included veinlets in 

 the areoles. Free veinlet excurrent, directed towards the margin. Sori on the 

 converying apices of 2 or more included veinlets, the costal areoles sterile. — Chry- 

 sopteris, Link. Sp. 251-253. 



251. P. (Phlebodium) aureum, Linn.; caudex creeping 

 moderately stout clothed with bright tawny slender subulate 

 soft scales, stipes 2 feet and more long stout at first pruinose at 

 length glossy stramineous or brown, fronds a span to 2-5 feet 

 long subcoriaceo-membranaceous often more or less glaucous 

 subovate or oblong deeply nearly to the rachis pinnatifid, seg- 

 ments .3-35 and more spreading 4 inches to a foot long | an 

 inch to H inch wide oblong or linear-oblong or lanceolate 

 blunt or acuminate entire lowest pair or 2 pairs often separate 

 from the rest, terminal one generally elongated, veinlets form- 

 ing narrow costular areoles which have no included veinlets 

 and several longer and broader areoles in one or two series 

 with 2-3 parallel included veinlets of which the lower series 

 bear a large sorus at their united apices and sometimes a se- 

 cond series l^etween the costce and the margin, sori (some- 

 times oval) in one or two series joarallel with the margin, the 

 veinlets variously reticulated — Var. a, sori uniserial, Lm>i. 

 Sp. PL p. 1546, Schk. Fi(. p. 13. ^.12 {venation very incor- 

 rect), Sw. Sijn. FiL p. 32, TVilld. Sp. PI. v. p. 169, Metien. 

 Pohjpod. p. 100. Pleopeltis, Pr. Phlebodium, Br., Moore. 

 Chrysopteris, Lk. Pol. areolatum, H. B. K. in JVil/d. Sp. PL 

 v.p. 172 ?, Metten. FiL Hort. Lips. p. 35 [and this is Chrvsopt. 

 sporadocarpum, Lk., 7iot Willd., according to Metten.). Phle- 

 bolium, /. Sm. Polyp, pulvinatum,/. <§>/?,. Polyp, sporado- 

 carpum, Willd. Sp. PI. v. p. 171, Metten. FiL Hort. Lips. p. 36. 

 t. 25./. 12. Phlebod., Moore, Ind. FiL t. 58./. 1. Polypod. 

 pulvinatum^ Lowe, Fil.,n. t. 56 {tvit/i syns.). Polyp, araneo- 

 sum. Mart, et Gal. FiL Mex. p. 33. /. 3./. 2 {venation exe- 

 crable). An Pol. glaucinum et P. fulvum, Mart, and Gal. t. 

 5 . /. 1 . and t. 6 }—Plum. FiL t. 76.— Var. yS, sori biserial. P. 

 dictyocallis, Lowe, FiL 2. t. 36 {specimen derived from Mr. 

 Moore). Chrysopteris, Fee. Phlebod. J. Sm. Phleb. mul- 

 tiseriale, Moore, Gard. Chron. 1855. 



Hab. Var. a, very common in the West Indian Islands: Cuba, C. Wright, n. 803 

 (P. areolatum. Eat.). Tropical America : Ecuador, *S/;r»«?e, w. 5240 ; Venezuela, 

 Fendler, n. 2i\ {P. areolatum, Eat.); Brazil, Gardner, n. 116; Mexico, Mart, 

 and Gal. n. 6413 and 6460, Sartireg, n. 1860, Linden, n. 192; Galapagos, Capt. 

 Wood. U. States: East Florida, Buckley {segments more acuminated). — Var. ;3, 

 St. Vincent, L. Guilding; Martinique, Belanger ; British Guiana, Appun, n. 175, 

 Schomburgk, n. 356; Surinam, Hostinann, n. 945. — This conunon species varies 



