GRIMMIA. 119 



chsetium with the nerve running beyond their summits ; cap- 

 sule ovate, sessile ; lid shortly rostrate. — Eng. Ft. p. 24- ; 

 Miill. Sij7i.pt. I. p. 781. 



On rocks by the sea-side. Fr. Spring. A good deal re- 

 sembling the former species, but well distinguished by the 

 form of its foliage, which is also crisped when dry. Bruch 

 and Schimper inform ns that the specimens from Norway 

 and Lapland have less rigid foliage and less compact patches 

 than those from the British shores. 



■^■^ Seta exserted, curved or gemculated. 



3. GiiiMMiA SAXicoLA, Schwoegr. {Sandstone Grimmia.) 

 Stems scarcely any; leaves linear, subulate, crisped when 

 dry ; seta geniculated ; capsule ovate ; lid rostrate, straight. 

 — Eng. Fl. p. 25. Campylostelium saxicola, Midi. Sijn. 

 pt. I. p. 417. 



Sandstone rocks ; Blackdoun, Sussex, and near Lough 

 Bray, in Ireland. It is also found in a few similar situa- 

 tions on the Continent. Pr. May. This is a very minute 

 species, and liable to be mistaken for some of the smaller 

 JFeissia. 



4. Grimmia pulvinata, Sm. {G7'e?/ Cushioned Grim- 

 mia^ Stems short, pulvinate ; leaves narrow-elliptical, their 

 margins recurved, their points diaphanous, pihform; seta 



