GGO— 138 V. rVAUmiV. — MliLVSTOMACEAUUM 



excedentibus instructi. Petala (ut vifletur ex alabaslrotenerrinno) obovata, 

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

 lato-pyramidata. — In variis locisGuyana? gallicfe ; Lepricur, Perrottet, 

 Leschenault. 



C. SiDEROPHYLLUM. Cabjcis tubus obloYigo-campanulatus ; limbus 5-lobus , 



denticulis externis punctiformibus obsoletis. Ooarium Z-loculare, 



6. Davva sclerophylla f. 



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

 foliis maxime coriaceis subsessilibus ovatis acutis basi corda- 

 tis margine integerrimis pagina superiore nitentibus adjecto 

 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. Foha petiolo crasso brevissimo sufTulta, rigida , 

 in specimine exsiccato quasi hgnosa, apice acuto suhpungentia, non- 

 tmnquam etiam obfusa , pagina superiore la^vigata, inferiore subtihter 

 reticulata, caduca, 8-10 centim. longa, 5-6 lata, nervis primariis vahdis 

 subtus prominentibus. Calyces pube pulverulenta atro-rubente obducti. 

 Petalacarnosula cuneato-obovata iriffiquihatera retusa, sesquicentimetrum 

 longa, in sicco speciminecolorera album aut luteohmi mentientia, /or- 

 tassis in planta viva purpurea. Antherarum appendix dorsahs gracilis 

 producta apice breviter bifurca. Ovarium hberum cyhndricum 3-locuIare, 

 stylo subulato. — In Guyana anghca prope Roraima; Schombm'gk ; 

 Cat., ^"956. 



D. ScLEROSARCUS. Cabjcis tubus campanulatus carnosus ; limbus in prima 

 juventute clausus, sub anthesi in lobos irregulares lacerus, denticulis ex- 

 ternis nullis. Ovarium ^-loculare. 



7. Davya crassiuamis -|-. 



D. macrophyUa macrantha ; ramis supremis crassis subteretibus 

 furfure pulverulento ferrugineo obductis ; fohis petiolalis 

 carnoso coriaceis late ellipticis obovatisve utrinque obtusis in- 

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

 fertis; caiycibus rufo-villosis. 



Fortassis arbuscula. Ramisupremi foliosidigitumauricularem mulier- 



