86 HISTORY OF BRITISH MOSSES. 



the 'Botanical Miscellany' for 1830, p. 143, gives an inter- 

 esting account of its structure and appearances. 



PoTTiA (Gymnostomum) crinita, Wilson. Leaves spa- 

 thulate, very obtuse, with a strong midrib extended by a 

 green hair; calyptra smooth, shorter than the capsule; mouth 

 of capsule wide ; footstalk in the upper part twisted to the 

 left and below to the right. — Bry. Eiiroji. Fasc. 42. Snpp. 

 MillL Syn.pt. %.p. 622. 



Discovered by Mr. Wilson in moist sandy soil near the 

 shore at Aberdeen in 1843 and 1844, also by Mr, Ralfs on 

 the Cornish coast. Fr. Spring. In habit and disposition 

 of the leaves it resembles G. Wihoni, 



10. Gymnostomum Heimii, Hedw. {Long-stalked Beard- 

 less Moss.) Leaves lanceolate, serrated at the point; lid 

 obliquely rostrate. — Etigl. Fl. p. 9. 



Moist pastures, especially near the sea. Pr. May. Like 

 a large form of G. tnincatum or Wilsoni. The leaves fre- 

 quently have a reddish hue, with attenuated margins. 



11. Gymnostomum conicum, Schwaegr. {Blunt-lidded 

 Beardless Moss.) Leaves oblong-ovate, apiculate, spread- 

 ing, strongly recurved at the margin ; capsule more or less 

 ovate, lid conical. — Eng. Fl. p. 9. Pottia minutula, var. 

 conica, Miill. Syn.pt. \.p. 555. 



