12 



2t. Begonia polygonata Liebm. : subarborea, rhizomate ereclo 

 1 — 2pedali crasso densissime villoso-squamoso cicatricibus inag- 

 nis foliorum delapsorum subangulato ; foliis longe petiolatis pel- 

 latis crassis oblique cordalis lobatis, lobis dentatis, denlibus 

 oblusis, 9nerviis, utrinque fusco-hispidis, peliolo laminam subæ- 

 qiiante fusco-villoso, stipulis scariosis fuscis lato-lanceolatis acu- 

 lis; scapo 1 — 2pedali hispido apice paniculato-cymoso, ramis 

 dichotomis patulis pendulis, bracteis deciduis lanceolatis ovatisve 

 obtusis, floribus albis, masculis diphyllis, phyllis rotundato-cor- 

 dalis, staminibus plurimis, filamentis liberis, antheris oblongis; 

 foemineis 3phyllis, phyllis 2 exterioribus majoribus oblongis 

 obtusis, tertio clongato-obovato , capsula basi lato-cuneata, apice 

 truncata, ala maxima lato-falcata oblusangula, margine exteriori 

 curvato denticulato, ala sccunda parum angustiori denticulala, ter- 

 tia minima rotundata. 



Folii lamina 4V'i" longa — 8^2" lata, [)etioli 4V'/', pedicelli 

 '''/4 — 1", capsula 0'" longa lataque. 



Voxer i Klippesprækker i den dybe Barranca de Conso- 

 quitla ved Mirador; levende Exemplarer haves i den botaniske 

 Have i Kjöbenhavn, hvor den aarlig blomstrer. 



22. Begonia sarchophylla Liebm. : frutescens, rhizomate pcdali 

 et insuper digitum minimum crasso supernc rufo-villoso, interno- 

 diis semipoliicaribus; foliis longe petiolatis crassis oblique cor- 

 datis v. reniformi-cordatis angulatis sublobatis irregulariter denti- 

 culatis, sinu basilari obtuso , Tnerviis, supra saturate viridibus 

 glabrescentibus, junioribus villo rufo detcrgibili obsitis, subtus 

 pallidioribus imprimis ad nervös rufo-villosis, pctiolis laminam 

 subæquantibus v. supcrantibus rufo villosis, stipulis membrana- 

 ccis lanceolatis acutis dorso pilosis, cyraa dichotoma, bracteis 

 oblongis obtusis roseis, (loribus roscis, masculis diphyllis, phyllis 

 rotundatis ; foem . . . 



Folii lamina 3-5" longa, 2—3" lata, pctioli 2—5" longi, 

 stipulæ 1". 



