Mr. R. Spruce on the Musci and Hepatice of the Pyrenees. 367 
Hab. Z, in rupibus umbrosis, rarum. P. occ. Gave de Gabas. 
P. ec. Forét de Transoubdét (Philippe !). 
176. A. palustre, L. Sp. Pl. p. 1574 (sub Bryo) ; Br. Europ. 
1. eepn9:. +23. 
Hab. Z, in paludosis. P. c. prope Bagnéres (Philippe !). P. or, 
Mt. Canigou (Arnott !).—Plantam per EKuropam septentrionalem 
vulgatissimam nusquam in Pyrenzis loco natali conspicere mihi 
contigit ! 
23. Timmia, Hedwig. 
177. T. Megapolitana, Hedw. Muse. Frond. 1. p. 88. t. 31; Br. 
Europ. Timmia, t. 1. 
Hab. Z, P. c. Pic du Midi de Bigorre (Philippe !). P. or. M7. 
Canigou, Mt. Cady et Cambrédazes (Arnott !). 
178. T. austriaca, Hedw. Sp. Muse. p. 176. t. 42 ; Br. Europ. 
©, t. 2. 
Hab. “in Pyrenezis” (Bryol. Europ.)—Planta mihi haud 
obvia. 
Tribus 18. Potyrricuaces, Bryol. Europ. 
24. Polytrichum, Dillenius. 
§ 1. (= Carmarinea, Ehrh. = Atricuum, P. Beauv.) 
179. P. undulatum, L. Sp. Pl. p. 1530 (sub Bryo) ; M. P. 300 ; 
Br. Europ. Atrichum, p. 8. t. 1, 2. 
Hab. Z,_3 in umbrosis humidiusculis. 
180. P. angustatum, Hook. Musci Exot. t. 50; M. P. 301; 
Br. Europ. Atrichum, p. 9. t. 3. Catharinea a., Brid.; Sulliv. ! 
Musci Allegh. n. 118. 
Hab. Zo_, P. c. in collibus siccis dumetosis sylvee Bois de La- 
gaillaste dict prope B.-de-Bigorre. P. oce. locis similibus Séi. 
Pandelon prope Daz. 
§ 2. (= Ouicorricuum, DeCandolle.) 
181. Pvhercynicum, Hedw. Muse. Frond. 1. t. 18; M. P. 302; 
Br. Europ. Oligotrichum, t. 5. 
Hab. Z;_4 P. c. in regione inferalpina montis Crabioules, ter- 
restre ; in alpinis juxta lacum Leow et supra pagum Gazos (Phi- 
lippe !).—? “ Daz, dans les endroits tourbeux.” (Thore in FI. 
Franc.) 
§ 3. (= Poconatum, Pal. Beauv.) 
182. P. nanum, Hedw. Muse. Frond. 1. t. 18; M. P. 308 ; 
Br. Europ. Pogonatum, p. 5. t. 7. 
Hab. Z,_; ad aggeves arenosas subhumidas. 
The obscurely toothed (not sharply serrate) leaves and their wavy 
lamelle afford good characters for distinguishing this species from 
P.aloides. 1 gathered near Pau, by the Bordeaux road, an ano- 
