376 BOTANICAL GAZETTE [ MAY 
osae, minores, diam. It, aliae, rariores, majores, diam. 18, 
Planta mascula ignota. Plate XLX. 
N. W, Montana: Mt. Lottie Stanton and Mt. Trilby, in the vicinity of Lake 
MacDonald, Flathead county, 1100-1800” alt. (J. M. Holzinger and J. B. 
Blake, 1808). 
Belongs to the group of B. pseudotriguetrum Schw., but is at first sight 
distinguished from all the other species of this group by its dimorphous 
leaves. 
AULACOMNIUM PALUSTRE Schw. var, dimorphum Card. & Thér., 
var. nova.—Caulis superne innovationibus numerosis ramosissi- 
mus. Folia dimorpha, caulina elongata, acute acuminata, apice 
sinuato-subdenticulata, valde papillosa, ramea multo breviora, 
obtusa, integerrima, minus papillosa, interdum laevia. 
Colorado: near Breckenridge, 175*"™ from Denver, alt. 3000™ (J. M. Hol- 
zinger, 1896). 
A similar form is recorded by Mr. Dixon in his admirable Handbook of 
British Mosses 282. 
AULACOMNIUM PALUSTRE Schw. var. lingulatum Card. & Thér, 
var. nova.—Gracile, formis majoribus A. androgyni simile. Folia 
lingulata, omnia obtusa, integra apiceve sinuolata. 
Colorado: bog near Chamber’s Lake (C, S, Crandall, 1894; herb. J. M. 
Holzinger). 
Distinguished from the var. imbricatum Br. Eur. by its smaller size and 
its longer, not imbricated leaves. 
Fontinalis subcarinata Card., sp. nova.— Mollis, lutescenti 
vel lurido-viridis. Caulis 15-20 longus, inferne denudatus, 
ramis elongatis, gracilibus, erectis, attenuatis, subcuspidatis. 
Folia mollia, quadrifaria, erecta, 4—5™™ longa, 1-2™ lata, anguste 
lanceolata, longe acuminata, integerrima apiceve subdenticulata, 
plerumque sulco longitudinali medio distincte notata, lateralia 
subconduplicata, cellulis angustissimis longissimisque, alaribus 
paucis, parvis, parum distinctis, saepe subnullis. Caetera ignota. 
Plate XXTIT, 
Assiniboia: Cypress Hills, Battle Creek (Macoun, 1895. Sent as /. Zes- 
curit). 
This species belongs to the sect. MALACOPHYLLAE, and is closely allied to 
F’, seriata Lindb,, but differs from it by its plicate leaves, with less distinct alar 
cells. 
