18 BOTANICAL GAZETTE 
tome ramosus, circa 1™altus. Folia sicca et madida erecta, 
subimbricata 1.75-3™" longa, 0.75-1 lata, ovato-lanceolata, 
marginibus planis integerrimis, inferiora mutica, superiora pile 
breviusculo minute denticulato, basi paulo decurrente instruc 
costa sat valida, basi 60-80 lata, superne canaliculata, apice 
versus indistincta, cellulis inferioribus juxta costam linearibt 
hyalinis, caeteris parvis, obscuris, quadratis vel subrotundatis, 
bistratosis. Folia perichaetialia subsimilia, basi laxius reticulata, 
Calyptra cucullata. Capsula in pedicello crassiusculo stricto, 
1.5>2.5™™" longo, exserta, erecta, breviter oblonga, sicca subcy- 
lindrica, exannulata, operculo convexo-rostrato. 
dentes flammei, circiter o. 35™™ alti, integri vel parcissime perfo- 
rati, e basi late triangulari longe subulati, superne minute granu- 
losi, articulis 15—25.—Plate IV. — 
Idaho: near Moscow, on dry rocks (L. F. Henderson, 1894). 
Closely allied to G. montana BS., but sufficiently distinct by the larger 
leaves, with a stouter nerve and a shorter and a thicker hair, and chiefly by 
the peristomial teeth almost entire, not divided and scarcely perforated, W 
more numerous articulations. 
GRIMMIA Montana BS. var. Idahensis Ren. & Card., var. nova 
—A forma typica differt capsula pro more majore magisq ‘ 
exserta et pedicello paulo longiore, siccitate plerumque flexuos 
subgeniculato. Folia pilo saepe destituta. 
North Idaho: west end of Lake Pend d'Oreille (J. B. Leiberg, 199% 
Ren. & Card., Musci Amer. sept. exsicc. no. 289). 
GRIMMIA SUBSULCATA Limpr., Laubm. 1: FE). 
Idaho (J. B. Leiberg, 1889; J. H. Sandberg, 1892). Northwestern M 
tana: in the vicinity of Lake MacDonald, Flathead county (J. M. Holz 
and J. B. Blake, 1898). 
A long time confused with G. alpestris Schleich. The distinctive 
acters quoted by Limpricht are: for G. alpestris, pedicel straight, caps™ 
without stomata, leaves not plicate; and for G. subsulcata, pedicel somew 
curved, capsule with stomata, leaves with two longitudinal folds in the Up 
