316 48. roLYPODiuM, §§§§ dictyopteris. 



82. P. (Diet}'.) megalocarpum, Hk. ; fr. 2-3 ft, 1., 1 ft. or more br., the upper 

 part deeply pinnatifid, with lanceolate pinnatifid lohes, below this 6 pairs of 

 distinct pinme, the lowest G-9 in. 1., 3 in. ])r, with entire blunt oblong lobes 

 jin.br., reaching more than halfway down ; texture subcoriaceous; iinder surface 

 glossy ; areoke copious, without free veinlets ; so)'i large, in two distinct rows. — 

 HL Sp. 5. p. 102. 



Hab. Java. T. Lohh. — This has a good deal the general habit of clifforme, but the 

 ultimate lobes are lotiger and narrower, and the sori very different. 



83. P. (Dicty.) ferruginemn. Baker ; st. \\ ft. 1., clothed densely below, and 

 less so above, with ferruginous down and large lanceolate ferruginous scales ; 

 fr. 12-15 in. ]., 8 in. br., the lowest jom«« much the largest, deltoid, with distinct 

 lanceolate pinnl., those of the lower side cut down to the rachis into oblong 

 sinuated or pinnatifid lobes ; texture thinly herbaceous ; under surface sprinkled 

 with ferruginous hairs ; areolce confined to a single costal series without free 

 veinlets ; sori biserial. — Phegop. Mctt. Fil. Ind. p. 224. 



Hab. New Guinea, Zippelius. 



84. P. (Dicty.) tenerifrons, Hk. ; rhizome creeping, fragile ; st. very slender, 

 8-12 in. 1. ; /;•. 6-12 in. each way, deltoid, the upper part pinnatifid, below this 

 1-3 distinct p2?2?2«?, the lowest much the largest, deltoid, the lowest side produced 

 witli deeply pinnatifid lanceolate lobes 2-3 in. 1. ; texttire very thin, colour 

 bright-green ; areolce copious, without free veinlets ; sori in rows near the main 

 veins. — Hk. tSp, 5. p. 104. 



Hab. Moulmein, Parish, 92. 



85. P. (Dicty.) macrodon, Reinw. ; rhizome decumbent ; st. 1 ft. or more 1., 

 slightly scaly below ; fr. 2-3 ft. 1., 12-18 in. br., the apex deeply pinnatifid, 

 below this numerous lanceolate 2^'innce, the lowest sometimes 1 ft. 1., G-8 in. br., 

 cut down to a narrow wing on the rachis into pinnatifid, close, lanceolate pinnl. ; 

 texture thin ; both sides naked ; areolcs copious, without free veinlets ; sori small, 

 in rows near the main veins. — P. Cumingianum, Hk. Sp, 5. p. 103. 



Hab. Phihppines, Malaccas, Solomon Isles, Fiji. 



86. P. (Dicty.) Cameroonianum, Hk. ; st. 4 ft. 1., glossy ; fr. 3-4 ft. 1., 2 ft. br., 

 the upper part pinnatifid, with deep lanceolate lobes ; lower pinnoi deltoid, more 

 than 1 ft. 1., 6-8 in. br., cut down below nearly to the rachis into pinnatifid 

 lanceolate lobes ; texture herbaceous, both sides naked ; areolce copious, with free 

 veinlets ; sori in rows near the main veins. — Hk. Sp. 5. p. 104. 



Hab. Cameroon Mouutains, Mann, 1362. — It is by no means clear that tiiis and the 

 two preceding are distinct from one another, and from Neph. cicutarium. 



*■'* Sori copious, scattered irregularity. Sp. 87-90. 



87. P. (Dicty.) Brongniartii, Bory ; fr. 2-3 ft. 1., 12-18 in. br., the apex 

 pinnatifid, with deep, lanceolate, repand lobes ; below this numerous distinct 

 jJimice, the lowest G-9 in. 1., lanceolate,! cut tiiree-tjuarters of the way down 

 throughout into acute, subentire, lanceolate lobes ^-H in. 1., j-^ in. br. ; texture 

 subcoriaceous ; areolce copious, with a few free veinlets ; sori rather small and 

 quite confined to the margin of the lobes. — Hk. Sp. 5. p. 103. 



Hab. Malay Isles and Philippines. — Habit of P. difforme, but well distinguished by its 

 marginal sori. 



88. P. (Dicty.) difforme, Blume ; st. tufted, erect, 1 ft. or more 1., the lower 

 part scaly ; fr. 3-4 ft. 1., tlie upper pinnoi lanceolate, entire, or with broad blunt 

 or falcate loijes reaching halfway or more down to the rachis, the lower ones 



