No 4 | | 89e ANNÉE 1905 
REVUE BRYOLOGIQUE 
ParaissanT Tous LES Deux Mors 
Les Manuscrits doivent être écrits en français, en latin ou en anglais 
Sommaire du n° 4 
A remarkable Ptilidinm from Japan. EVANS. — Notes on a Bryological Tour 
in the Pyrenees, DIxoN — Contributions à la flore bryologique du canton 
de Bern. CULMANN. — Note bryologique sur Saint-Gervais-les-Bains 
(Haute-Savoie), MARTIN. — Note sur une Grimmia. Hy. — Bibliographie: 
— Nouvelles. . : 
A Remarkable Ptilidium from Japan 
By ALEXANDER W. Evans 
Several months ago the writer received from Mr. John 
M. Holzinger, of Winona, Minnesota, a single specimen of a large 
Japanese Ptilidium, which had been collected by Mr. M. Gono, on 
Mount Kiushi, in the province of Tosa. This Ptilidium shows two 
_ peculiarities which are unusual in the genus : first, the occurrence 
of water-sacs on some of the smaller branch-leaves; second, the 
- presence of numerous slender hairs or cilia on the outer surface 
already been noted by Mr. Mitten in his Blepharozia sacculata (4). 
of both leaves and underleaves. The first of these peculiarities has 
The second has not yet been recorded for any species of Phh-:.°- 
dium. Upon consulting the literalure, it was found that Mr. Gono's 
Spécimen agreed in many respects with Mastigophora Bisseti 
Mitt. Unfortunately the description of this species makes no 
communicated by Mr. Milten, shows these cilia clearly and 
_ proves the specific identity of the two plants. The species may be 
_ described as follows: | 
Ptilidium Bisseti (Milt.) 
Le Uinophore Bisseti Mitt. Trans. Linn. Soc. Bot. II. 8 : 200. 
(1) This species is described on the same page as Mastigophora Bisseti. 
mention of surface-cilia, although the presence of water-sacs is ne 
emphasized. À portion of the type-material, however, kindly 
