o()'i J. 'I Kl AN/1 ET J.-E. PJLANCIION (e. HAMPE]. 



ab Jamesonio lectus, cum planta nostra congruit? Hujus loci (génère) 

 certe erit, et Thysanomitrium Taylori esse potest. 



XIII. — H0L0MITR1UM Brid. 



Holomitrium lOxNGifolium Hpe. — Caulis adscendenti-erectus, 

 tomentosus , apice diviso-ramosus, sesquiuncialis. Folia e basi 

 concava vaginata, longiora obovata, integerrima, lanceolato- 

 subulata, canaliculata , elongata, patentia, cirrato-crispula, 

 superne remote spinuloso-dentata , nervo solidiore percursa, 

 cellulis in angustiore parte folii minus condensatis, laxioribus, 

 magis diaphanis. Theca angustior, cylindrica. 



Alto del Trigo, altit. 2000 metr., julio 1860, in sylv. ad arbor., sub 

 n° 2116 leg. A. Lindig. 



In schedulis sub Halomitrio crispulo editum, differt : statu graciliore 

 minus rigido, foliis longioribus minus crispatis, basi elongata obovata 

 sensimlanceolato-subulatis, superne latioribus, cellulis laxioribus, magis 

 diaphanis; in H. crispulo minimis dense condensatis fere opacis. Haec 

 species Weissiœ calycinœ Hedw aiïïnior. 



XIV. — DICRANUM Hedw. 



1. Seta erecta, theca curvata. — Scoparls. 



1. Dicrainum frigidum C. M.; D. validumRpe prius. — Dioi- 

 cum, elatum, lutescenti-viride. Caulis tomentosus, adscendens, 

 diviso-ramosus. Folia plus minusve secunda , falcata , parce 

 undulata, e basi concava apice convoluta, ovato-lanceolata, 

 subulata, elongata, subula costaque argute serrata, nervo basi 

 dilatato-striato obscuro, in subula angustato-spissiore percursa, 

 apiculala, cellulis alaribus elongato-quadratis dense congestis 

 rufescenti-aureis, intermediis laxe retîculatis hyalinis, caeteris li- 

 nearibus diaphanis; perichœtialia convoluta, late oblongo-ovata, 

 subito in acumen lanceolato-subulatum producta, apice parce 

 dentata, nervosa. Seta erecta, uncialis et altior,lsevis; theca cur- 

 vato-oblongo-cylindrica, operculo umbonato subulato theca bre- 

 viore, dentibus peristomii lanceolatis sanguineis valde trabicu- 



