N" I 24« Ann£e 1897 



REVUE BRYOLOGIQUE 



Paraissant tous les Deux Mois 



Sommaire du n*" 1 _ 



Bryum lutcscens et B. maritimuni. Bo3ia:ssson. — Nouvelles observations 

 snr les Philonotis de la section capillaris. Philiheut. — Bibliographie. 

 Nouvelles, 



Bryum lutescens sp. nov. et B. maritimum sp. n. 



Bryum lutescens^ species nova. — Dioicum, laxe cespito- 

 sum, cespites molles 1-2 cm. alti, superne lutescentes, 

 inferne fuscescentes, tomento radiculoso atro-rufo inter- 

 texti; innovationes tenues circa 1 cm. longne. Folia caulina 

 inferiora remota^ minora, a basi angustiore ovato-lanceolata, 

 decurrentia, margine revoluto, integro, anguste margi- 

 nata; costa valida in apice evanida vel in cuspidem brevem 

 producta; superiora in comam producta longiuscula; 

 cellulfle magnge hexagona;, vel elongato-hexagonte, basi- 

 lares rectangulares. Seta 1-3 cm. longa, 0,18-0,20 mm. 

 crassa, rufa. Gapsula inclinata vel subpendula cum collo 

 tumidulo sporangio suba^quilongo 2-3,5 mm. longa, 

 1,3-1,5 mm. crassa, elongato-pyriformis , regularis vel 

 leniter incurva, luteola, relate brunnescens, sicca sub ore 

 baud angustata ; cellulae exotbecii pacbydermae, irregu- 

 lariter rectangulares, os versus minutae, rotundate bexa- 

 gona:; operculum sat parvum , convexum, mamillare ; 

 peristomium 0,50-0,55 mm. altum; dentes externi inferne 

 Uitei, dense trabeculati, in summo apice hyalini ei papil- 

 losi, sicci incurvi; membrana peristomii interni palU.de 

 lutea, partem dimidiam dentium a}quans, processus in 

 carina pertusi; cilia 2-3, appendiculala vel subrudimen- 

 taria. Sporse 0,014-0,020 mm. magna3, ochraceae valde 

 papillulQsa3. Fructus maturat mense augusto. 



Habit, in Alandia, insula Fennica, paroecia Saltvick ad 

 villam Karlberg, 3/VIII 18D6, legi. 



Inter Br 7/ mn ocncum ei Bryum arcticum ludens, sed 

 notis supra relatis bene distinclum. 



Bryum maritiimim^ species nova. — Monoicum, densius 

 ccespitosunijCsespites 0,4-1 cm. alti,virides vel rufescentes, 



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v.xc; ; 



Les Manuscrits doivent elre ecrits en Irancais, en latin ou en anglais r i 



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