Page:Miscellaneousbot01brow.djvu/251

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A((rrvLi:i)()M;s. 233

��ACOTYLEDONES. c-civ

��iMUSCI.

6S. PoLYTRicnt'M PROPiNQuuM, caulc siiiiplici clongato, foliis niargine serrulatis dorso Iccvibus.

Ods. Species, absque fnictificatione hand determinanda,

a Pulytricho coiuiuiiiii satis divcrsa vidctur.

C9. PoLYTRiciiUM iiYPERBOREUM, caule I'ainoso, foliis pilif^ris niarginibus iiidiiplicatis discuin (totiini lamelliferuiii) operientibus, capsula tctragona apopliysata.

Desc. Caules ssepitis ramosi ramis fastigiatis, nunc sinipliciores innovatione una alteravc divisi. Folia e dilatata seniivaginanti basi subulata, niadore patula, siccitate ap- pressa, disco toto lauiellifero ; niarginibus latis, induplicatis, integerrimis, menibranaceis, a basi dilatata usque ad apiceni altero alterum equitante ;j^;2'teapicis hyalinus folio aliquoties (2-3-plo) brevior, per lentum denticulatus, strictus. Masculi jlores disciformes, in distincto individuo saspe niinore. Scfa nitens caulibus procerioribus (biuncialibus) subsim})licibus brevior, fastigiato-ramosos superans v. seqnans. Capsula erecta v. inclinans tctragona, angulis in acieni attenuatis ; apophysis angulata angustior. Opcrculitm hcniisphaericuni cum mucronulo brevi. Perisfomluni dentibus C4. 7:/v/- phragma demum separabile. CaJyjjtra exterior e villis dense implexis.

Ohs. Duplex varietas.

a, caulibus fastigiato-raniosis setam vix rrquantibus.

/3, caulibus innovando subraniosis seta longioribus.

Hsec P. pilifero proxima ab eodem difFert caulibus clon- gatis iiniovando raniosis, pilis folio aliquoties brevioribus.

70. PoLYTRiCHUM BREviFOLTUM, caulc rauioso, foliis serrulatis nniticis niadore crcctis siccitate appressis, capsula inclinata obovata exapo[)liysata.

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