— u — 



Dispositio gregum: 



1. Involucrum 13 — 14 mm loiigum ovatum craesiuBculum. 

 I. Prasiophaeum. Tota planta prasino-viridis glaucescens; folia rigidiuscula basin versus 

 profunde vel inciso-dentata, supra glabra saepe ± bruneo-maculata, marginem versus, in 

 margine ipso et in nervo dorsali petioloque longe et molliter albo-pilosa subvillosa; caulina 

 1—2, basi saepe subvaginantia. Transitus Eusilvaticum — >- Cerinthoidea, hahitus E. silvatici. 

 2. Involucrum 9- 12 mm longum cylindrico-ovatum v. dc cylindiicum. 

 a. Folia ± glaucescentia v. glauca. 



II. Heteroschistum. Folia supra vel saepissime in margine tantum subsetaceo-pilosa, ovata 

 basi zk cordata v. truncata; infiore,scentia altefurcata pleiocephala, involucrum solum glandu- 

 losum V. pilis solitarii.s immixtis, stylus obscurus. Inter H. cinerascens Jord. et Eusilvaticum 

 quasi intermedium {Schmidtii <C silvaticum). 



III. Praecox. Folia supra glabra (autumnalia saepe subpilosa), bruneo-maculata , in margine et 

 subtus submolliter pilosa, ovata, basi truncata v. attenuata et ifc grosse dentata ; inflorescentia 

 altefurcata v. laxe paniculata oligocephala v. pleiocephala; involucrum glandulosum et pilis 

 parcis vel subnumerosis dilutis v. obscuris obtecta, stylus luteus, ligulae apice saepissime 

 subciliatae. 



b. Folia dilute v. gramineo- v. saturate viridia interdum subglaucescentia. 



IV. Bifidiforme. Folia gramineo-aut saturate viridia, parum pilosa supra saepissime epilosa, 

 interdum submaoulata, ovata v. oblongo-lanceolata, basi subcordata, truncata aut subattenuata, 

 zt dentata laciniatave, inflorescentia subfurcata v. laxe paniculata oligocephala ; involucrum 

 multifloccum v. leviter tomentosum, omnino glandulosum v. pilis sparsis immixtis, squamae 

 saepe obtusiusculae, stylus luteus v. obscurus, ligulae apice glabrae. Tratisitus Eusilvaticum 

 — >- bifidum. 



V. Pleiotrichum. Folia gramineo-viridia saepe sublutescentia interdum subglaucescentia, 

 utrimque subpilosa v. supra glabrescentia, cordato - ovata aut oblongo - lanceolata et basi ± 

 attenuata, dentata v. grosse dentata; inflorescentia altefurcata v. laxe paniculata oligocephala, 

 involucrum parcifloccum, squamae nigrae longe acuminatae acutae, pilis glandulisque obscuris 

 fere aequaliter mixtis, stylus obscurus, ligulae subspeciosae saepissime apice glabrae. Transifus 

 incisum — >- Eimlvaticum. 



VI. Cirritoides. Folia dilute viridia v. sublutescenti-viridia subpilosa ovata aut late lanceolata, 

 basi truncata attenuatave, dentata v. laciniata basi subpinnatifida; inflorescentia altefurcata 

 V. laxe paniculata oligocephala, involucrum fere semper ± floccosum, squamae subobscurae 

 angustae, longe acuminatae acutae, glandulis subdensis et pilis parum numerosis crispis apice 

 dilutis basi atris obtectae (raro squamae omnino epilosae), stylus obscurus, ligulae minores 

 ut in V, apice glabrae et saepe obscurius flavae. Transitns drritum ->- Eusilvaticum. 



VII. Pleiophyllogenes. Folia sublutescentia-viridia mollia utrinquo pilosa, oblonga v. subovata 

 basi rotunda truncatave, raro subcordata, dentata v. grosse et repando-dentata; inflorescentia 

 paniculata polycephala, involucra elongata subcylindrica squamis angustis obscure olivaceis 

 epilosis subfloccosis dense et breviter glandulosis. Pedunculi caulesque superne dense et breviter 

 glaudulosi et subcanotomentosi , fere usque ad basin multiflocci. Transitus pleiophyllum < 

 Eusilvaticum. 



VIII. Atropaniculatum. Folia saturate v. gramineo-viridia subpilosa, saepe in margine glandulis 

 solitariis minutis obsita, ovata oblongave basi subcordata v. truncata, zb dentata; inflorescentia 

 laxe paniculata pleiocephala; involucri squamae latiusculae nigrae parum fioccosae, glandulis 

 nigris longioribus dense obsitae, pedunculi caulesque superne nigro-glandulosi, stylus obscurus, 

 ligulae saepe subglabrae v. glabrae. Transitus Eusilvaticum — >• atratum. 



IX. Eusilvaticum. Folia ± viridia moUia, cordato-ovata, ovalia v. oblonga, interdum oblongo- 

 lanceolata, basi cordata, truncata, interdum subdecurrentia, utrinque pilosa v. supra glabres- 

 centia, dentata basi grosse retrodentata, serrato-dentata v. sublaciniata v. multidentata v. etiam 

 denticulata aut repando-dentata; inflorescentia ini-niculata pleio- v. polycephala, raro oligoeephala, 

 squamae angustae v. latiores, acutae v. obtusiusculae , apice saepe barbulatae, subeffloccosae 



