THE GENEHA OF MOSSES. 
469 
appearance of 32 teeth placed in pairs. The last species 
has the seta elongated : in the present one it is short and 
thick, 
3, D. Frcelichianum, foliis erectis, appressis, ovato-lin- 
gulatis, obtusis, concavis; peristomii dentibus 16 
geminatis et per paria geminantibus. 
Splachnum Frcelickianum, Hedw. Stirps. Crypt. 3. p. 99. t. 40.-— 
Schwsegr. Suppl. 1. pt. 1, p. 51 — Brid. Meth. p. 105 — Schkukr, 
t. 18.— Siurm, Deutschl. Fl. fasc. 15.— Funck Deutschl. Moose, 
t. 7. 
Splachnum reticulatum, Swartz. Smith Engl. Bot. t. 2507. (quoad 
folia mala). 
Bryum reticulatum, Dicks. Cr. fasc. 2. p, 4. t. 4. f. 6. 
Hab. Fissures of rocks in Switzerland, Germany, Scotland, and 
Sweden, 
Many foreign botanists have, till lately, confounded this 
with Gymnostomum Griffithianum ; a mistake which ori- 
ginated from the latter not having been seen by them. 
4. D. scabrisetum, foliis subpatentibus, lingulatis, obtu- 
sis, subconcavis, dentibus 16 geminatis et per paria 
geminantibus, madore involutis ; seta scabra. 
Splachnum scabriseium, Hook. Muse, Exot. t. 32. 
Hab. Province of Jaen de Bracomoros, South America, at an al- 
titude of about 6400 feet. 
This species has the teeth erect when dry, at least in our 
specimens, received from Humboldt and Kunth, When 
moist, they are remarkably involute. The leaves are less 
concave than in the rest, and slightly undulated. 
PLATE XIII. 
Fig. 34. Capsule of Dissodon Hornschuchii, with the oper- 
culum, 35. Operculum, with a portion of the 
adnate columella. 36. Portion of the peristome. 
37. Two of the geminate divided teeth, all united 
at the base. 38. Leaf. 
