î ClassisI,OrdoIIT. 



terreftres aut parafitica? , repentes , fubtùs polyrhiz*; 

 Frondes nunc aphyll^s complanatje, indivil* aut lobatae, 

 nunc polyphyli-ç foliis diftichis aut rariùs inibricatis. 

 Organa maicula in polyphyllis axillaria aut ternnnalia 

 aut foliolis infideiitia, in aphyllis liiprà trondem Iparfa 

 aut mar^inalia ; fœminea in his è frondis apice aut 

 finubus exorta , in illis axillaria aut terminalia. 



RICCIA , Mich. L. * Monoïca aut rariùs dioïca. MAsc. Conulus 



exfertiis (purK^iim graniilatum ex HeJwie,io) fefîilis, apice trun- 

 catus & clehifcens , granulosà mafsà t'œrus. Fœm. Caplula 

 frondi fcmiimmcr(a fphaericea, ftylo acuniinara , polyfperma 

 feminibus granulatis. Frons aphylla complanata , flerumquc radia' 

 tim k'bata ; flores jaminei centrales , mafcuU marginales a.t frondis 

 finubus inn.ijcentts. 



BLASIA, Mich. L. * Monoïca, rariùs dioïca. Masc. Punétufn 

 graiiulatum (capfula :-v Mich. & Linn.) frondi immcrAim feflîle, 

 vix prominuluni , tempor,: evanidum Fœm. calix (ma culusex 

 Mîch. & L'ir.n ) piin(5\o perennior^ fefîilis i-phyllus, bafi ven- 

 tricofus , fiiprà tubiilofus , li-nbo intc'i;er , foetus granulis 

 racematim per tubum expulfis & circà limbum aliquandrù ag- 

 glutinatione perfifkntibus. Fions aphylLi comi^lanuta . Ivbjtu ^ 

 fingulïs dïv'ifu/ls medio i-nerviis , versus finem nc-vi i-floris flore 

 fcemineo , juxtà ma-pnes pafsim unicâ punBoriim Tnafculorum (erie 

 inflruélis. Matura humi & etiam in cipfula terminant granul.i caUcis 

 ideo fccminei, A Ricci.î differt calice extra frondcm promintr.:;. 



ANTHOCEROS , Mich. L. * Monoïcus aut dioïcus. Masc. Calix, 

 . frondi femiimmcr;ù<;, primo claufus, dein urcoolatus apice la- 

 ccrus & patens follitulis plurihus circiter 3 (femina ex Mich. 

 & Linrj.) , feffilibus , margine annulatis fœtus. Fœm. Calix feflîlis 

 cilindricus ( mafculus ex Hjd.) apice fifûis aut dentatus, emit- 

 tens capfulam (in cxortu calyptratam ex Hedwig.) longam fili- 

 qua:f>rmem 2-valvem poiylpcrmam ; femina crine affixa 

 vaivis aut axi central! filifornii. Frons aphylla complanata lo- 

 bât a , versus limbum terminjlcni pafsim fl.orifcra. 



TARGIONIA, Mich.L.* Monoïca? Calix fefîilis z-val vis (m^îf- 

 cukisi'.x Mich. (fr» Z,i/7rj.) globulum inchidens filamentis granuiofis 

 fœtum. Froni complanata cblonga obcordata fub apice i-florj ^ /.z- 

 tt're inflntfla corpufcuHs (^famincisi) ; calera ignola. Caracler ex 

 Schmrdilio. Jungermannix congcner ex H:dwig:o. 



JUNGERMANNIA, Mich. L* Mi;scus,T. " Hepaticoîdes, V.* 

 LiCHENASTRUM, Dill. * Marsilfa, Mich.* Monoica, rariùs 

 dioïca. Masc. Folliciili vcficulares (femina ex Vnn.) pulve- 

 riilenti minimi , folitarii aut conferti, fubfîipitati aut iseoiiis 



. feiTiIes , nudi aut in membraoà vel fub fronde aut in ejufdem 



