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10 REVUE BRYOLOGIQUE 



Bryuni litorum species nova 



Gaespites sat densi, l-l^B cm. alti, luteo-virides nitiduli^ 

 inferne rubescentes, tomento radiculoso fusco-rufo inter- 

 texti. Caulis rubesceris. Surculus ferlilis ramosior, inno- 

 vationibus brevioribus^ parce foliosis. Surculus sterilis 

 filiformis , simplex. Folia ramorum fertilium inferiora 

 minora^ superiora paulo majora, densa, concava, e basi 

 rubra vix decurrentia, erecto-patentia, late ovato-lanceo- 

 lata, margine usque supra medium vel apicem versus 

 recurva. Costa inferiora rubra, in cuspidem brevem inte- 

 gram vel serrulatam, recurvulam excurrens. Folia ramo- 

 rum sterilium ovato-lanceolala, concava, margine piano, 

 indistincle limbata ; costa ad basim rubra et in apice 

 recurvulo desinens vel in cuspidem brevem excurrens. 

 Cellulae basales infimae rectangulares, marginales sub- 

 quadratae , ceterae hexagono-rectangulares ; marginales 

 angustissimae, magis incrassatae. Infloresccntia heteroica, 

 floras synoici et numerosi masculi in ramulis filiformibus 

 terminales. Antheridia rubincula , arcbegonia magna , 

 crocea. Seta 1-1,50 cm. longa, ca. 0,20 mm. crassa, luteo- 

 rubra, superius pallidior. Capsula nutans vel subpendula 

 cum coUo turaidulo sporangio subaequilongo, 2-2,50 mm. 

 .longa et ca. 1 mm. crassa, elongato-pyriformis, regularis, 

 rufescens, sicca sub ore non coarctata ; cellulae exothecii 

 OS versus in 2 seriebus parvae, subsequentes in pluribus 

 ser. rnajores , subrotundae, ceterae hexagono-quadratac 

 vel bexagono-rectangulares, subleptodermes. Peristomii 

 dentes 0,30-0,35 mm. alti, 0,0C mm. lati, e basi rubra 

 sordide lutei, dimidio superiore pallide lutei , anguste 

 limbati, linea mediana recta, scutula basalia rectangularia 

 (1 : 2), superiora quadrata, papillulosa, lamellae ca. 14 ; 

 interni membrana lutea , processus angusti , in carina 

 anguste rimosi ; cilia nulla. Operculum parvum , alte 

 conicum, apicu latum. Sporae 0,025-0,028 mm. magnae, 

 ferrugineae, papillosae. Fructus maturitas mense junio. 



Hub. In parva insula Norrhohnen paroeciae Alandiae 

 Saltvek in litore sinus marini primum 10/8 1879 fructibns 

 vetustis deoperculatis, scd deinde eodem loco 19/6 1897 

 bonis fructibus Icgi. In Niito insula paroeciae Alandiae 

 Lemland, in litore maiino sterile a me lectum. Rarissimc 



fructus proferre videtur. 



Alainlia luciise uovcuiliri 1897, 



J.-O. BO^ANSSON 



