12 I. B- G. LUSDENBERG , 



vel folliculo tenerrimo utrinque dilatato aperto laxiori, vel 

 utriculo attenuato clauso liquore referto, in quo elaieres qnasi 

 natant; qui utriculi nonnumquam stricturis intercepti viden- 

 tur, ut catenulati vel moniliformes appareant, elatere ipso 

 tamcn semper continuo tolum tubulum permeante. 



Addam catalogum hepaticarum europaearum, quarum 

 semina investigare mihi contigit, Habent nempe 



1. elatercs nudos (folliculo resorpto, vel, si eum adesse 

 puies, iia tenui, ut ah elateribus ipsis et microscopii ope dis- 

 cerni nequeat); 



a. simplices: Iung. Hookeri, mullifida, pinguis, furcaia. 

 h. dup lices (rarius triplices): I. platyphylla, Tomentella, ci^ 



liaris, Schraderi, Taylori, scalaris, Sphagni, polyan- 

 thos, viticulosa, Trichomanis, compressa, iulacea, laxi- 

 folia, iuniperina, trichophylla, setacea, albescens, sti- 

 pulacea, Francisci, graveolens, bidentata, heterophylla, 

 trilobata, tricrenata, reptans, quinquedentaia, attenu- 

 ata, complanata, crenulata, pumila, hyalina, cespititia, 

 sphaerocarpa, lanccolata, asplenioides , nemorosa, ae- 

 quiloba, umbrosa, compacta, undulata, obtusifolia, Dick- 

 soni, albicans, minuta, concinnata, emarginata, Funckii, 

 inflata, bicrenata, intermedia r excisa, ventricosa, Tur- 

 neri, bicuspidata, connivens, curvifolia, capitata, inci- 

 sa, pusilla, byssacea, hibernica, Lyellii, Blasia. Lunularia 

 vulgaris. Marchantia polyraorpba, hemisphaerica, conica. 



2. elateres tubo inclusos ; 



a simplices: I. Tamarisci, dilatata > Hutchinsiae. Fimbria* 

 ria fragrans, tenella» 



b. duplices: I. serpyllifolia, minutissima. hamatifolia, caly- 

 ptiifolia^Mackaii+epiphyUa. Targionia hypophylla. Fim- 

 briaria nana. 



