124 BOTANICAL GAZETTE [AUGUST 
brevioribus, marginibus parum revolutis, superne distincte sinualo 
denticulatis, costaque longe ab apice dissoluta——On the way from 
Holzinger’s basin to the Rim. 
PSEUDOLESKEA RADICOSA (Miill.) Lesq. & James.—This specits 
was distributed as P. rigescens Lindb.: it is the P. atrovirens of Eu 
pean authors. Best det— Holzinger’s basin ; Mt. Trilby. | 
PSEUDOLESKEA DENUDATA HOLziNGERI Best, in Bull. Torr. Bot 
Club 27: 229. May 1900.—Holzinger’s basin; Mt. Trilby; Avalancht 
basin. | 
Hypnum Cardoti Thér., sp. nova.—-Polygamum, olivaceo-viridé 
molle, laxiuscule depresso-caespitosum. Caulis procumbens vel astél 
dens, irregulariter ramosus, 2-4 longus. Folia remotiuscula, patulo | 
Squarrosa, interdum subsecunda, e basi constricta anguste decurreitt 
late ovato-deltoidea, subito in acumen angustum breviusculum recurvll | 
protracta, circa 1.5™ longa et 0.75 lata, marginibus planis fete 
undique sinuato-denticulatis, costa simplici bifurcata vel gemella, crus 
longiore ad medium producto, cellulis laxiusculis linearibus subflexuo™ 
basilaribus brevioribus et latioribus, alaribus laxis majoribus sub | 
hyalinis. Folia perichaetialia externa ovato-lanceolata, breviter ae 
nata, subintegra, enervia, intima plicata, costata. Capsula in pedice | 
rubente valde flexuoso, circa 18™™ longo, subhorizontalis, arcuata, ope 
culo convexo apiculato.— Plate X/. a 
This species is near H/, ste//atum Schreb. and H. polygamum Sch. ee 
the first it is at once distinguished by the polygamous inflorescence es 
softer leaves with a shorter acumen and a looser areolation. The sh oe 
the stem leaves and of the perichaetial leaves distinguishes it from the 
forms of the second species.— Avalanche basin. mee 
HYPNUM FLUITANS L., var. BR von Ren. in Husnot : a 
Gall., forma Holzingeri Ren.— Voisin de la var. brachydiclyon Ree i 
n’en différe que par le port plus gréle, la nervure plus étroite, © 
tissu délicat. Dioique 92! 
Cette var., essentiellement alpine, n’avait pas encore, jé crois, & 
nalée en Amérique. ee 
A cause de la briéveté des cellules médianes, on pourrait cone 
forme avec flypnum aduncum Hedw.; mais le passage brusque ye a) 
foliaires de la base aux cellules superficielles de la tige permet ce 
confusion.—- Base of Sperry glacier. 
_ Hypnum ocuraceum uncinatum Milde.— A European alp! 
new to North America. Renanld det. Holzinger’s basin. — 
ne mos 
