756 374. Hypnum. 14. MUSCI. Pl.cell. fo . 
Hypnum myosuroides brevius et crassus, capsulis cernuis, Dillen. Musc. 
318. 
Hypnum murale, Necker Gallobelg, AT9; Dickson Crypt. 3, 10.. 
Hypnum confertum, Engl. Bot. 1038. 
Hypnum abbreviatum, Hedw. S. Musc. 65. 
On walls and stones. 
17. Hypnum purum. . Pure feather-moss.. 
Leaves closely tiledlike, oval, very concave, point very , 
short, main rib reaching halfway; capsule ovate, drooping ; 
Lid conical. 
Hypnum terrestre erectum, ramulis teretibus, foliis inter rotunda et 
acuta medio modo se habentibus, Raii Syn. 81, 7. 
Hypnum purum, Lin. §. P. 1594; Engl. Bot. 1599. 
Hypnum elegans, Ehrh. Crypt. 242. 
Hypnum illecebrum, Smith Fl. Brit. 1314; Engl, Bot. 2189, not of 
Hedwig. 
Tn fields and moist woods. 
f. Stem with the leaves not flat; leaves on all sides, uniform 
in their direction, lanceolate or awlshape, uncut, without 
streaks ; main rib shorter than the leaf or 0. 
18. Hypnum fluitans. Floating feather-moss. 
Leaves loosely tiledlike, lanceolate, awlshape, scarcely 
serrated at the tip, main rib reaching more than halfway ; 
the upper leaves sickleshape, one-rowed; capsule ovate, 
oblong, bent, drooping ; lid conical. 7 
Hypnum erectum aut fluitans aquaticum, foliis oblongis perangustis 
acutis, Rati Syn. 82. 
Hypnum fluitans, Lin. Fl, Suec. ed. 2,399; Engl. Bot. 1448. 
In water, and inundated places. 
19. Hypnum plumosum. Plumose feather-moss. 
Leaves upright, spreading, ovate, lanceolate, pointed, 
slightly serrated, main rib reaching above halfway; the 
upper leaves sometimes one-rowed; capsule ovate, droop- 
ing; did conical. 
Hypnum plumosum, Lin. S. P. 1592 ; Engl. Bot. 2071 ; not of Hedwig. 
Hypnum pseudoplumosum, Bridel Musc. 
Hypnum alpinum, Turner M. Hib. 192; Engl, Bot. 1496. © 
Hypnum flagellare, Hedw. 8. M. 282. 
On rocks. 
20. Hypnum pulchellum. Preity feather-moss. 
Leaves loosely tiledlike, lanceolate, pointed, uncut, rib- 
less; upper leaves slightly one-rowed; capsule ovate, cy- 
lindrical, nearly upright; id conical. 
