512 BULLETIN DE L'HERBIER BOISSIER (2 me SER.). JUHffeimilHll 10. 



hamatis. Perianthia longe exserta, anguste clavalo-cylindrica vix plicata, 

 ore amplo breviter lobalo, lobis longe denseque setosis, selis strictis 

 erectis vel conniventibus. Capsula in pedicello longiusculo ovalis, rufo- 

 purpurea. Sporx 13 jt, laeves. Elateres 100 jj,, angusti, parum atlenuati, 

 spiris duplicatis filiformibus, laxe torlisin apices excurrentibus. Anilrwciu 

 mediana, interdum in caule simplici repetita. bracteis 2-3 jugis, basi 

 vontnrosis. Antheridia ignota. 



Hab. America sept. Washington Terr. (Rau). 



2(). J. Dusenii St. Hedwigia, 1891, p. 209 (sub Nardia). 



Dioica, major, flaccida et tenerrima, pallide virens, dense depresso 

 csespitosa. Caulis ad 3 cm. longus, e caudice repente muUiramoso orlus, 

 procumbens, tenuis. simplex vel postice sparsim ramosus, sub flore inno- 

 valus. radicellis longissimis plus minus purpureis, e basi postica foliorum 

 orlis, in caule fasciculalim decurrentibus. Folia caidina oblique inserta, 

 parum imbricata, plano-dislicha. anlice longe decurrentia, oblique ovala. 

 apice rotundata. Cellulae apice 27 ji, papuloso prominulae, medio 27 X 

 38 |t, basi 27 X 54 trigonis nullis. cuticula minute aspera. Folia flo- 

 ralia bi- vel trijuga, imbricata. caulinis smiillima, majora, valde oblique 

 inserta, antice attenuatim decurrentia, erecto-connivenlia, margine antico 

 recurvo, repando, suprema maxima, crispata, tertio infero perianthii 

 oblique inserta. Perianthia parum emersa, oblongo-fusiformia superne 

 Iriquetra vel plicis inlerjectis pluriplicata, ore parvo contracto ofido setu- 

 loso. Cnpsula parva, globosa, longe pedicellata. Andrcecia longissime spi- 

 cata, bracteis ad 2« jugis, basi saccatis superne squarrose recurvis dian- 

 dris. Antheridia globosa breviler stipitata. 



Hab. Kamerun (Dusen). 



27. J. infusca (Mitten) Linn. Soc. 1891, p. 196 (sub Plectocolea). 



Syn. : Nardia grandis St. Bull. Herb. Boiss. 1897, p. 100. 



Dioica. major, olivacea, in solo argillaceo dense depresso caespitosa. 

 Cuulis e caudice sublerraneo ramoso ortus, ad 2 cm. longus, strictus, 

 crassus, procumbens, simplex, sub flore fem. fasciculalim ramosus, e 

 facie postica flagellifer, radicellis pallidis vel roseis vel purpureis. Folia 

 caulina remotiuscula, antice parum decurrentia, subrolunda, oblique 

 patula vel eauli a latere appressa. Cellulae apice 18 ji, subapicales 27 «i. 

 medio 27 X 40 ji, basi 27 X 50 {x trigonis magnis subnodulosis. Folia 

 floralia trijuga conferta, caulinis majora. subtransverse inserta, condupli- 

 catim concava, e basi vaginante recurvo-patula, suprema erecla. Perian- 

 thia magna oblongo-fusiformia tertio supero exserto pluriplicalo con- 

 tracto, ore parvo denticulato. Capsula longe pedicellata, globosa. Sporse 



