Pl.cell.fol. 14. MUSCL 343. Andrma. 709 
1 . Andrcea alpina . Alpine blackmoss. 
Stems branched ; leaves obovate, suddenly pointed, 
straight, covering the stem on all sides tiledlike ; main-rib 
none. 
Lichenastrum alpinum atro-rubens teres, calycibus squamosis, Dillen 
Muse. 506. 
Jungermannia alpina, Lin. S. P. 1602. 
Andreas alpina, Hedwig Sp. Muse . 49. 
On rocks; summer. 
2. Andrcea rupestris . Rock blacktnoss. 
Stem branched ; leaves ovate, pointed by degrees ; main- 
rib none; upper leaves sickleshape. 
Jungermannia rupestris, Lin. S. P. 1601. 
Andraea rupestris, Hedw. S. Muse. 47 ; Engl. Bot. 1277. 
On rocky mountains. 
3. Andrcea Rothii. Roth’s blackmoss. 
Stems almost simple; leaves lanceolate, awlshape, sickle- 
like, one-rowed, main-ribbed ; perichetial leaves oblong, 
ribless ; edges turned in. 
Lichenastrum alpinum nigricans; foliis capillaceis reilexis, Dillen 
Muse. 507. 
Jungermannia rupestris, Lin. S. P. 1601. 
Andraea rupestris. Turner Muse. Hib. 14. 
Andraea Rothii, Mohr. Crypt . Germ. 11 ; Engl. Bot. 2162. 
On alpine rocks. 
4. Andrcea nivalis. Snow blackmoss. 
Stems slightly branched ; leaves loosely tiled-like, lanceo- 
late, slightly falcate, one-rowed, main-ribbed ; perichetial 
leaves like the stem-leaves. 
Andrasa nivalis, Hooker in Lin. Tr. 10,395; Engl. Bot. 2507. 
On rocks. 
II. 344. SPHAGNUM. Dillenius. Bogmoss. 
Receptacle peduncled ; capsule sessile, not valved ; lid 
falling off ; mouth toothless ; calyptra irregularly torn.— - 
Leaves whitish, with large network, meshes oblong, trans- 
versely streaked ; main rib 0 : grow in bogs, or water. 
1 . Sphagnum obtusifolium. Bluntleaved bogmoss. 
Branches swollen ; leaves ovate, blunt, closely tiledlike. 
