lo8 C. NAIIH*. — Mlïl.ASrOMACEAHUM 



excedentibus instructi. Petala (ut videturex alabastrotenemmo) obovata, 

 alba. Stamina, stylus et ovarium ut in D. glabra. Semina oblonga angu- 

 lato-pyramidata. — In variis locisGuyanas gallicae ; Leprieur, Perrottet, 

 Leschenault. 



C. Sioerophyllum. Calgcis tubus oblongo-campanulatus ; l imbus 5-lobus , 



denticulis extcrnis punctiforrnibus obsolotis, Ovarium 'd-loculare. 



6. DAWA SCI.EROPHYLLA f. 



D. glabrata; ramis in prima juventute compressis mox terelibus ; 

 foliis maxime coriaceis subsessilibus ovatis acutis basi corda- 

 lis margine integerrimis pagina superiorc nitentibus adjccto 

 nervo utroque marginali 5-nerviis ; paniculis terminalibus 

 pauciramosis ; floribus ad apices ramorum subcongestis bre- 

 viter pedicellatis. 



Rami supremi , qui in herbario nostro soli suppetunt, fruticem aut 

 arbusculam indicant Folia petiolo crasso brevissimo suffulla, rigida , 

 in specimine exsiccato quasi lignosa, apice acuto subpungentia , non- 

 nunquam etiam obtusa , pagina superiore laevigata, inferiore subtiliter 

 reticulata, caduca, 8-10 centim. longa, 5-6 lata, nervis primarijs validis 

 subtils prominentibus. Calyces pube pulverulenta atro-rubente obducli. 

 Petala carnosulacuneato-obovata inaequilateraretusa, sesquicentimetrum 

 longa, in sicco specimine colorem album aut luteolum mentientia , for- 

 tassis in planta viva purpurea. Antherarum appendix dorsalis gracilis 

 producta apice breviter bifurca. Ovarium liberumcylindricum3-loculare, 

 stylo subulato. — In Guyana anglica prope lioraima; Scbomburgk ; 

 Cal., n°956. 



D. Sclerosarcus. Calycis tubus campanulatus carnosus ; l imbus in prima 

 juventute clausus, sub antkesi in lobos irregularcs laceras, denticulis cx- 

 ternis nul lis. Ovarium Z-loculare. 



7. Davya cp.assi k a:\iis -J-. 



D. macrophylla macrantha; ramis supremis crassis subteretibus 

 furfure pulverulento ferrugineo obductis ; foliis petiolatis 

 carnoso coriaceis late ellipticis obovatisve utrinque obtusis in- 

 tegerrimis 5-nerviis; floribus ad apices ramorum paucis con- 

 fertis; calycibus rufo-villosis. 

 Fortassis arbuscula. Rami supremi ibliosi digitumauricularem mulier- 



