51. UOXOGSAICICE, § EUWOXOGRAICKE, §§ PLECBOGaAJLHE. 375 



§ £iiinoiu^;iainme. Frond wUh a central can only. Sp. 1 7. 



1. M. daretBcarpa, Hk. ; rJdsome slender, wide-creepins ; teales linear ; fi: f-1 

 in. 1., ^ lin. br. upwards, narrowed gradually downwards into a short slender 

 stem ; texture snbcoriaceoDS ; sori sunk in a deep deft on one side of the midrib, 

 the wing which covers it reaching nearlv to the edge. — Hi. Sp. 5. p. 121. 

 t. 287. A. 



Hab. labnan, Borneo, Sarber. 



2. M. graminea, Seht. ; rMeome slender, wide-creeping, clothed with sqnarrose 

 fibrillose brown scales ; Jr. 1-2 in. L, J lin. br., flai^d, grass-like ; tiie co^a 

 indistinct ; the ^ri in a line 2-Slin.L near the apex, where the ed^'es are incurred. 

 M. linearis, K7/. Hi. Sp. a. p. 122. 



Hab. Gape Cdony, Manrinus, and Bonrbon. 



3. M. sulJuUxita, Hk. ; rW^orae slender, wide-cjeeping ; 1^. 1 in. 1., J lin. br. 

 towards tiie point, tapering gradually downwards into an indistinct stem ; tezture 

 subcoriaceons ; sori sank in an nnequal-sided longitudinal funow, extending 

 about \ in. from the apex. — Hi. Sp. 5. p. 122. t. 219. A. 



Hab. Xen- Hebrides, C. Moore 



4. 51. triehoidea, J. Sm. ; rMcome Tery slender ; Jr. 3-4 in. 1.. densely caespitose, 

 threadlike, the fertile one dilated in two or three places for a space of ^ in., and 

 there bearing; the sori in a longitudinal Ainow, with a high ta^ed edge on both 

 sides. — Hi. Sp. 5. p. 123. Vaginularia, fiee. 



Hab. Fhilippiiies, Cuming, 160. 



5. M. ro^ata, Hk. ; Jr. densely caespitose, 3-4 in. L, 1 lin. br., tapering to the 

 point and gradually downwards into an indistinct stem ; texture coriaceous ; the 

 garface naked ; the midrib verv distinct ; the fort quite sunk in a longitudinal 

 furrow 1-2 in. h—Ht. Sp. b.p. 122. t. 287. B. 



Hab. Nicaiagna, C. Wrigti. 



6. M. Janghnhnii, Hk. ; rhizome slender ; Jr. densely caespitose, grass-like, 

 flaccid, 6-12 in. 1., j-j lin. br. ; texture herbaceous ; sori deeply sunk in a furrow 

 on one, or, according to Brackenridge, on boA sides of the midrib. — Hi. i^. 5. 

 p. 123. f. 289. B. Diclidbpteris angustissima. Brad. Plenrogramme paradoxa, 

 Fie, oldest name. 



Hab. Ceylon, Jara, Philippines, Qneenslaiid, and Polynedan Tsland.s. 



7. M. fframinoides. Baker ; Jr. tufted, f-ly in. 1^ ^-J lin. br., simple or one* 

 dichotomonsly forked, narrowed below to an indistinct stem ; texture coriaceous ; 

 midrii prominent ; sorus linear-oblong, arising from the midrib near the dilated 

 point ; the edye scarcely incurred. — Grammitis, Sa. M. furcata, Dese., Hk. 

 Sp. o.p. 121. CochUdium, Kaulf. 



Hab. Jamaica, Brazil, St. Helena, and reported from Chili by C. Gay. 



|§ Plenrogramme, Fee. Fronds mth indistinct nmple lateral vans in addition 

 to the midrib. Sp. 8-9. 



8. M. (Pleur.) se3ninuda,^ak.et;jTr. caespitose, 4-8 in. L, l|-2 lin. hr., tapering 

 downwards into an indistinct stem ; textvre coriaceous, rigid ; rans simple, 

 oblique, not reaching the edge ; sori not snnk in a cavity, originating as 2 rows 

 close to the midrib, which are oltiniately confluent, covering the whole of the 



