HYMBNOSTOMUM. 69 



5. HYMENOSTOMUM, B. Br. 



27. H. rostellatum, Brid. St. J — i incli, tufted. 

 L. lower linear-lanceolate, upper longer, linear-lanceo- 

 late, erecto-patent, papillose, nerve excurrent, margin 

 plane. Caps, olive-brown, ovoid, elliptical, with a 

 straight beak, scarcely exserted, pedicel equalling caps, 

 in length. 



Dried beds of pools, &c. Autumn, spring. 



28. H. microstomum, JJedw. St. ^ — \ inch, densely 

 tufted. L. linear-lanceolate, acute, patent from an 

 erect base, upper ones longest, nerve excurrent, mu- 

 cronate. Caps, elliptical, exserted, spmetimes oblique 

 and gibbous, olive-brown, much contracted, lid with a 

 longish curved beak. 



Fields, &c., clay, sand. Spring. 



Var. /3. OBLIQUUM. Caps, oblong, oblique, lid sub- 

 rostrate. 



Var. 7. BREViEOSTEE. Caps, oblong, symmetrical, 

 lid short, conical. 



Var. S. BEACHTCAEPDM. Caps. roundish, gibbous. 



Var. 6. ELATUM. Innovations overtopping fruit. 

 Caps, roundish, small, lid subrostrate. 



29. H. commutatum, Mitt. ''L. from a suboblong 

 base, lanceolate, narrowed, keeled with the nerve, which 

 vanishes below apex, cells nearly all elongated and 

 pellucid; per. 1. similar." Caps, turbinate, lid with a 

 very oblique longish beak. 



Alpine rocks. 



Nant-y-Fydd, Wrexham, Mr. Bowman. 



30. H. squarrosum, Nees and H. St. \ inch, loosely 

 tufted. L. linear-lanceolate, squarrose, distant, blunt, 

 nerve running out into a mucro. Caps, elliptical, 

 symmetrical, lid conical with a blunt beak. 



