308 48. POLYPODIUM, § EUPHEGOPTERIS. 



23. P. (Plieg.) macrophyllum, Hk. ; st. \ in. thick, 4 ft. 1., clothed with 

 Bcattered lanceolate scales ; fr. ample, 6-6 ft. 1., 2-3 ft. br. ; lowest pinnae 

 16 in. 1., 2\ in. br., cut down to a broadlj^-winged rachis into close slightly- 

 toothed subfalcate lobes f in. br. ; texture papyraceo-herbaceous, firm ; colour 

 dark-green ; both sides naked ; veinlets simple, 12 or more on a side, bearing sori 

 about the centre. — Hk. Sp. 4. p. 241. 



Hab. Andes of N. E. Peru, Spruce, 4270.— This also has pellucid dots, and is a very 

 fine plant. 



24. P. (Pheg.) pteroideum, Klotzsch ; st. 2-4 ft. 1., scaly at the base, naked 

 and stramineous upwards ; fr. 3-6 ft. or more 1., 2-3 ft. br. ; lower p'nwce 12-18 

 in. 1., 3-4 in. br. ; pinnl. linear, acute, entire, j In. br., the lower ones deflexed, 

 the lowest reduced ; texture subcoriaceous ; rachis and both sides naked ; veinlets 

 forked ; sori quite marginal. — HL Sp. 4. p. 255. t. 280. 



Hab. Columbia, Ecuador, Brazil. — Distinguished from all the preceding by two- 

 thirds of the pinnules of the lower pinnse being quite distinct. It attains a height of 

 15 feet. 



*** Pinnce cut nearlj/ or quite down to the rachis into toothed or pinnatifid lobes. 

 Sp. 25-30. 



25. P. (Pheg.) Phegopteris, L. ; rhizome slender, wide-creeping ; 5^. 6-9 in. 1., 

 slender, naked, except towards the base ; fr. 6-9 in. 1., 4-6 in. br., subdeltoid ; 

 lower pinnw 2-3 in. 1., ^-| in. br., cut down three-quarters of the way to the rachis 

 into close, blunt, entire or slightly toothed lobes, 1^-2 lin. br., the lowest pair 

 deflexed ; texture tliinly herbaceous ; under side slightly hairy ; veinlets 6-8 on a 

 side, the lower ones forked ; sori nearer the edge than the midrib. — Hk. Sp. 4. 

 p. 245. B. F. t. 3. 



Hab. Lapland to Japan, Etruria, and Greece ; Greenland, Iceland, and Russian 

 America, southward to the United States. 



26. P. (Pheg.) distans, Don; st. l|-2 ft. 1., slender, gloss3% stramineous or 

 chesnut-brown ; fr. 1^-3 ft. 1., 8-12 in. or more br. ; lower pinnce 6-8 in. 1., 

 1^ in. br., cut down nearly or quite to the rachis into deeply pinnatifid p2?2?i^. 

 J in. br., with blunt or acute toothed or subentire lobes, the base dilated ; texture 

 herbaceous ; rachis naked, glossy, straw-coloured or brown ; wider side slightly 

 hairy ; veinlets slightly pinnate in the lower lobes, pellucid ; sori scattered, 

 copious. — P. paludosum, Blume. Hk. Sp. 4. p. 244. 



Hab. N". India (up to 9-10,000 ft.) to Ceylon, Java.— A variable plant, P. GriffitMi, 

 Hk. Sp. 4. p. 236, appears to be a form with subentire lobes ; and N. microstegium, Hk. 

 Sp. 4. p. 119. t. 250, a large form, with distinctly-pinnatifid lobes, and a stramineous 

 rachis, 



27. P. (Pheg.) dbscurum. Ilk.; 5^ tufted, 1 ft. 1., black, glossy, naked ; /r. 

 12-18 in. 1,, 8-10 in, br, ; piimce not close, 4-5 in. 1., 1 in. br., cut three-quarters 

 down to the racliis into close blunt lobes 2 lin. br,, lowest pair the largest, 

 those of the fertile frond contracted ; rachis ebeneous ; texture papyraceo- 

 herljaceous ; veinlets fine, 6-8 on a side, the lower ones forked ; sori copious, 

 submarginal. — Hk. Sp. 4. p. 237. 



Hab. Philippines, Cuming, 302 ; Tavoy, Jlcv. C. S. Parish. — Very likely a non- 

 involucrate form of Neph. sagenioides. 



28. P, (Pheg,) molle, Roxb, ; st. 1 ft, or more 1,, stout, deciduously scaly ; 

 /;-. 2-3 ft. 1,, 12-18 in, br, ; lower pimioi not reduced, 6-9 in, 1,, 1^-2 in, br,, cut 

 down to a broadly-winged rachis into oblong entire or crenated blunt lobes 

 J-f in. br. ; texture subcoriaceous ; rachis densely scaly ; under surface finely 



