44 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 85 



MICROTHAMNIUM SUBTHELISTEGUM (Card.) Broth, in E. & P. Nat. 

 Pflanzenfam. ed. 2, 11: 471. 1925 



Mittenothamnium siibthelistegiim Card. Rev. Bryol. 37: 55. 1910. 



Morelia: Jesus del Monte (7608a). 



HYLOCOMIACEAE 



LEPTOHYMENIUM EHRENBERGIANUM (C. M.) Fleisch. in sched. 



Hyf>nmn Ehrenbergianum C. M. Bot. Zeit. 14: 408. 1856. 

 Hylocomhiin Ehrenbcrglamnn Besch. Prodr. Bryol. Mex. iil 187L 



Vera Cruz: Jalapa (7998). 



POLYTRICHACEAE (continued) 

 POGONATUM BESCHERELLEI Hampe in Besch. Prodr. Bryol. Mex. 63. 1871 

 Valle de Mexico: Salazar, alt. 3,100 meters {Bro. Amable 1715). 



POLYTRICHUM ALPINIFORME Card. Rev. Bryol. 37: 6. 1910 



\'alle de Mexico {Bro. Amahlc) : Contreras (1667) ; Xoquiapan 



(1750). 



The last plant, which is in fruit, affords an opportunity to complete 

 the description : 



Folia perichaetialia numerosa (12-15), remota, longe et late vagi- 

 nantia (vagina 4-5 mm. longa, 0.2 mm. lata), in acumen angustum 

 abrupte contracta. humida patulo-squarrosa. Pedicellus 20 mm. altus ; 

 capsula minuta, oblonga, laevis ; calyptra angusta, elongata, 6-7 mm., 

 parce pilosa. Caetera ignota (capsulae immaturae). 



