732 359. Weissia. 14. MUSCI. Pl. cell. fol. 
14. Weissia calcarea. Limestone weiss. 
Stem scarcely any; leaves broad at bottom, linear, blunt, 
thick, main rib very broad; capsule topshape ; lid beaked. 
Weissia calcarea, Hedw. S. Musc. 66. 
Bryum calcareum, Dickson Crypt. 2, 3. 
Grimmia calcarea, Turner M. Hib, 25. 
On chalk; perennial; spring and summer. 
Resembles very strongly polytrichum aloides, but is 
smaller. 
15. Weissia recurvata. Bent-back weiss. 
Stem scarcely any; leaves awlshape; capsule broad, 
ovate; pedicells hent; lid beaked. 
Grimmia recurvata, Hedw. S. Musc. 753 Engl. Bot. 1489. 
Bryum recurvatum, Dickson Crypt. 2,7. 
Bryum setaceum, Wulf in Jacq. Misc. 2, 96. 
On sandstone-rocks. 
16. Weissia pusilla. Dwarf weiss. 
Stem scarcely any; leaves awlshape; capsule ovate; pe- 
dicells upright; dd beaked. 
Bryum paludosum, Lin. 8. P. 1584. 
Grimmia pusilla, Roth Germ. 3, 147; Engl. Bot. 2551. 
Weissia pusilla, Hedw. S. Musc. 63. 
Afzelia pusilla, Ehrh. Crypt. 183. 
On limestone-rocks. 
17. Weissia verticillata. Whirled weiss. 
Stem branched; leaves broad, awlshape, nearly flat, ra- 
ther weak; capsules ovate; lid beaked. 
Bryum trichoides brevifolium, angustis cauliculis, capsulis erectis 
parvis et minus aduncis, Dillen. in Rati Syn, 98, 56. 
Bryum verticillatum, Lin. S, P. 1535, 
3ryum fasciculatum, Dickson Crypt..3, 3. 
Weiscsia verticillata, Schwegr. Supp. 20. 
Grimmia verticillata, Zurner M. [2ib. 313 Engl. Bot, 1258. 
In alpine rivulets, on limestone. 
Stem frequently encrusted at bottom with carbonate of 
lime. 
18. Weissia acuta. Pointed weiss. 
Stem branched; leaves awlshape, bristlelike, nearly one- 
rowed, stiff, grooved; capsule topshape; lid beaked. 
