258 LICHENES ANTILLARUM A W. R. ELLIOTT COLLECTI. 



Hytnenophijllum unilaterale Bory. 8. Streamlet on the Maam- 

 turk range, near Maam. 



Ceterach ojficinanim Willd. The only form that we observed in 

 the west was var. crenatum Milde, which is common on the lime- 

 stone. A. Trichomanes is very fine about Cong, the fronds being 

 sometimes over a foot in length, and the pinnules much incised. 



Ci/stopteris frtuiilis Bernh. Near Cong, both in Mayo and Gal- 

 way, but uncommon. 



Lastraa Oreopteris 'Presl. 8. About two miles N. of Maam. The 

 var. paleacea of L. Fili.v-mas grows here, and also about Clonbur 

 and Cong, 



Phefjopteris pohjpodioides Fee. 8. Between Clonbur and Mount 

 Gable, and on the hill itself. 



Ophioqlossum, vulgatum L. 8, 9. Damp hollows of the limestone 

 S. of L. Mask. 



Equisetum sylvaticum L. 8. Near Clonbur. — E. llmosum L., 

 var. Jiuviatile (L.). 8. In the river a little above Maam Bridge. 



Lycnpodiiwi inundatwn L. 8. Plentiful over a considerable area 

 of the wet heath lying immediately W. of Maam. This station 

 may be covered by the first reference in Cyhele. 



PUularia globulifera L. 8. In a swamp adjoining L. Mask, 

 about two miles north of Clonbur; on the N. shore of " the narrow 

 lake"; and on wet sand by L. Mask at Maamtrasna. 



Chara fraijUis Desv. 8. In L. Corrib and L. Mask. — Var. har- 

 hata Gant. 9. Stream at Cong; S.E. end of L. Mask. — Var. 

 delicatula Braun. 9. In the steamboat harbour, L. Corrib, near 

 Cong, with C. aspera Willd. — C. hisjjida L., var. rudis Braun. 9. 

 S.E. end of L. Mask. 



Nitella opaca Agardh. 8. At the junction of the Maam river 

 with L. Corrib, 9. Mill-pond at Cong, in two forms, one of which 

 is of a remarkably light green for this species. 



LICHENES ANTILLARUM A W. R. ELLIOTT COLLECTI. 



ExpoNiT Edv. a. Wainio, 



(Continued from p. 210.) 



B. GKAPHIDEiE, 



1. Graphis, 



1. G, (Geaphina) elongata Wain. Etud. Bres. ii. 107. 



Var. coNFusiOR Wain, Apotheciis brevioribus, circ. 5-1 millim, 

 longis, magis flexuosis, parcius radiatim dispositis a forma typica 

 hujus speciei differt. Ad corticem arboris prope Government 

 House (900 ped. s. m.) in St. Vincent. Spor® 4n£e aut 2nfe, 

 long. 0-030-0-035, crass. 0-014-0-022 milHrn., septis trausversah- 

 bus 6, cellulis circ. G in quavis serie, iodo cieruleo-violascentes. 

 Thaiius KHO lutescens et demum leviter rubescens. 



