714? 34-8. Gymnostomum. 14. MLJSCI. Pl. cell. J oh 
Gymnostomum Lapponicum, Hedw. Crypt. 3, 5; Engl. Eot. 2216. 
Anictangium Lapponicum, Hedwig Sp. Muse, 40. 
Bryum Lapponicum, Dickson Crypt. 4, 10. 
On alpine rocks. 
2. Gymnostomum cestivum. Summer plain-mouth. 
Leaves lanceolate, when dry twisted, edges turned in ; pe- 
richetial leaves broad, ovate ; capsule oblong, smooth. 
Gymnostomum aestivum, Hedw. Sp. Muse. 32, 2. 
Gymnostomum luteolum, Engl. Bot. 2201 ; not of Smith FI. Brit. 
Gymnostomum tristichon, Wahlenb. Lapp. 
Anictangium compactum, Schwcegr. Suppl. 11. 
On wet rocks. 
3. Gymnostomum viridissimum. Greenest plain-mouth . 
Leaves broad, lanceolate; capsule ovate. 
Gymnostomum viridissimum, Engl. Bot. 1583. 
Bryum viridissimum, Dicks. Crypt. 4, 9. 
Grimmia? Forsteri, Engl. Bot. 2225 . 
Bryum Forsteri, Dicks. Crypt. 
On trees. 
4. Gymnostomum curvirostrum . Bent-beak plain-mouth. 
Leaves awlshape ; capsule topshape, ovate, lid obliquely 
beaked. 
Bryum angustissimis foliis crebrioribus, capitulis erectis brevibns, pe- 
diculis e surculis novis et longis enascentibus, Dillen in Raii Syn. 99,38. 
Bryum aestivum, Lin. S. P. 1585. 
Gymnostomum curvirostrum, Hedw. Crypt. 2,24; Engl. Bot. 2214. 
Bryum palustre, Huds. Angl. ed. I, 411. 
Bryum stelligerum, Dicks. Crypt. 2, 3. 
Gymnostomum stelligerum, Engl. Bot. 2202. 
Gymnostomum aeruginosum, Engl. Bot. 2200. 
Gymnostomum luteolum, Smith FI. Brit. 1163. 
Gymnostomum rupestre, Schwregr. Suppl. 11. 
Dicranum hyperboreum, Engl. Bot. 2552? 
On moist rocks. 
b. Stem short , not branched . 
5. Gymnostomum GriffitsiL Griffiths * plain-mouth. 
Leaves reverse ovate, rounded, networked; main rib not 
reaching to the point; pedicell fleshy, thick; lid hemi- 
spherical. 
Bryum Griffithsianum, Dickson Crypt. 4, 8. 
Splachnum Frcelichianum, Withering Arr. 794. 
Gymnostomum Griffithsianum, Smith FI. Brit. 1162; Engl. Bot. 1938. 
On mountains ; summer. 
The appearance is that of a splachnum. 
