334 48. POLYPODITJM, §§§§§ EUPOLYPODIUM. 



Hab. Mexico. — Judging from the description, P. Ekrenbergia/imm, Klotzsoh, may be n, 

 furm of this with broader pinnse. See Kuhn Beitrage, p. 17. 



185. P. pelhicidum,, Kaulf. ; rhizome stout, wide-creeping, densely scaly ; st. , 

 8-6 in. 1., rigid, erect, naked, glossy ; fr. 6-12 in. 1., 3-6 in. br., cut down nearly 

 or quite to the racliis into close blunt entire or subacute pinnw ;|-f in. br. ; 

 texture coviaceovis ; rachis and both sides naked; veinlets -pehacid, subpinnate ; 

 sori large, prominent. — Hk Sp. 4. p. 206. 2nd Cent. t. 44. 



Hab. Sandwich Islea. — P. myrioca/rpum, Hk. lo. t. 84. is a form with pinnatifid pinnae. 

 Very like P. vulga/re in habit, but the veins beautifully pellucid, distinct even in dried 

 specimens. 



186. P. tmlgare, Linn. ; rhizome stout, the scales bright-ferruginous ; st. 2-4 

 in. L, firm, erect, stramineous ; /»'..6-12 in. 1., 3-6 in. br., cut down nearly or 

 quite to the rachis into close entire or . slightly toothed usually blunt pinnrn 

 ^-\ in. br. ; textivre herbaceous or subcoriaceous ; both sides naked ; veinlets 

 pinnate ; sori large, uniserial. Hik. tSp. 5. p. 205. Brit. F. t. 22. 



Hab. Lapland, throughout Europe \o the Azores, Madeira, Barbary States, Turkey in 

 Asia, and Js^pan ; Cape Colony. N. America — Sitka, southward to California and the 

 north of Mexico. — P. amtraZe, 'Eie, is a large southern form ; P. canibi-icum, L., a form 

 with often deeply pinnatifid pinnae ; and P.falcalwm, Kellogg (P. glycyrhiza, Eaton), a 

 Californian variety, with the pinnae finely toothed, and narrowed very gradually to an 

 acute point, 



tt Most of the pinnrn distinctly separated at the base. Sp. 187-207. 



187. P. elavifer, Hk. ; st. densely tufted, very short ; fr. 4-5 in. 1., \ in. br., 

 pinnate throughout ; jpjjijice distant, linear-subulate, rigid, curved, the fertile 

 ones dilated at the point, which bears a large solitary sorus and is tipped with a 

 bristle ; rachis rigid, ciliated with deciduous bristly hairs ; texture coriaceous. — 

 Hi. Sp. 4. p. 176. Grammitis, HL 2nd Cent. t. 5. 



Hab. Borneo, S. Low. — A very distinct plant, with the dilated apex of the pinnae 

 holding the solitary sorus like a spoon, thus falling under Oalymmodon of Presl. 



188. P. taiuifolinm, H. B. K. ; rhizome stout, clothed with reddish-brown 

 fibrillose scales ; st. 2-3 in. 1., slender, naked, erect ; fr. 8-12 in. 1., 1^-2 in. br., 

 cut down to the rachis into distant linear blunt entire or slightly crenated 

 pinnce 1 lin. br. ; texture papyraceo-herbaceous ; rachis and both sides naked ; 

 veinlets simple or rarely forked ; sori slightly immersed, in two rows of 6-10 each 

 to a pinna.— i/*. Sp. L p. 192. 



Hab. West Indies and Columbia. — Grisebach considers thi s P. QtU^ . Sw.. but the 

 plant of Linnaeus is in part P. peetinatum. ***!'' 



_ 189. P. venulosvm, Blume ; st. tufted, rigid, wiry, 1-3 in. 1., deoiduously 

 villose ; fr. 12-18 in. 1., 1-lJ in. br., cut down to the rachis throughout into close 

 entire horizontal pinnce 1 lin. br. ; texture subcoriaceous; co/ow dark-green ; 

 rachis villose ; both sides naked ; midrib and simple veinlets raised ; sort copious, 

 immersed. — Hi:. Sp. 4. p. 223. Cryptosorus, Me. 



Hab. Malay Isles. — This and the preceding resemble P. peetinatum in habit, but the 

 pinnae are more distinctly separated. 



190. P. heteromorphum, Hk. & Gr. ; st. tufted, slender, wiry, naked ; fr. very 

 flaccid, pendent, simple or dichotomously forked or pinnate, with close irregular 

 pinnl. 12-18 in. 1., |-J in. br. ; pinnce close, obovate or oblong, i-l in. 1., li-21m. 

 br., entire or mnnatifid with short blunt lobes ; texture papyraceo-herbaceous ; 

 rachs and both sides densely clothed with soft spreading hairs ; veinlets of the 



