I 



1889.] BOTANICAL GAZETTE. 99 



Hypnum symmetricum. — This plant is a subspecies oi 

 H. uncinatum Hedw., from which it differs in the less 

 strongly and less regularly plicate leaves, entire or very 

 slightly denticulate, and chiefly in the narrower, erect and 

 quite symmetric capsules, sometimes clustered by two in 



the same pericha^tium. 



Oregon: On ground, in damp woods (77/. Hozvell). 

 Idaho: Lake Pend d' Oreille, on logs (Leiberg; kindly 

 communicated bv Mr. Ch. R. Barnes). 



Hypnum arcuatum Lindb. var. Amkricanim (Florule de 

 1' ile Miquelon, 56).— Differs from the typical form in the 

 stems, slender, prostrate, more or less distinctly pinnate and 

 the leaves smaller, with the acumen shorter and broader. 



blunt and usually denticulate at apex. 



Decaved wood and sandv ground. Louisiana : Baton- 

 Rouge, Pointe-a-la-Hache, Riviere-aux-Cannes (Langiois). 



The type has been collected at Bethlehem, Pa., by E. A. 

 Rau, and the var. demissum Sch. near Baltimore by Fitzger- 

 ald. This species has been confounded with IL curvt/oltum 

 Hedw., from which it is easilv distin^ 

 cells, lax, inflated, hyaline and forming distinct auricles. 



We will indicate here several species not previously re- 

 corded from North America : 



Eucladimn vertkillatum BS.— California : Santa Ana 

 Canon (Sam. B. Parish, kindly communicated by Miss 



-.„ 7 h lVTi'miAlrm islnnd (Dr. Dcla- 



Canon (Sam. B. Pi 



Clara E. Cummings). 



Dicra 



mare) . 



Fissidem Bamberger* Sch.— Kansas : Saline county ( Jt 



seph Henry). Louisiu u » . ~ ~ • > v • -u 



Fissidem viridulus WahL— Louisiana : St. Martinsville 



lots) 



K 



(LaHgiois). 



frichostomum niiidum Sch.— United States, without lo- 

 cality, collected bv %— "«■ ^mmnnir:itpfl hv Mr. Jiescn- 



erelle. 

 Bry\ 



Poly 



.> 



ibrador (Freeman). 

 Oregon: Mt. Hood, sterile 



(Henderson). . , , 



Amblystegium forfhxrrhizum Lindl. — Miquelon island 

 (Dr. Deiamare). Kansas: Saline county {Joseph Henry). 



Kansas : Saline county ( jo- 



^^^ ■■. r W fc * \ r r ■ ■ • M a m » * 



'fih Henry). 



Koch 



