280 PROF. OLIVER ON NEW PLANTS FROM RORAIMA. 



Hamuli retrorsurn hispiduli. Folia (exsicc. nigrescentia) f-lj poll, loiiga, 4-7 lin. 

 lata. Calyx 5-nervius, alabastro oblongo-ellipsoideus apice acuminatus, parce, pnecipue 

 in nervis, scabridus, 10-12 lin. longus. Corolla 1J poll, longa. Stamina inclusa 

 didynama ; filamenta glabra ; antherae sagittatoe glabrae dorsifixa3, loculis aequalibus basi 

 apiculatis. Ovarium glabrum. 



I have bad too imperfect material to determine finally if this plant should be left in 

 Melasma, or regarded as the type of a new genus. There are no ripe fruits, and I should 

 like to be more confident about the form of the corolla-lobes and their aestivation. 



129. Beyrichia ocymoides, Cham. Circ. 5400 ft. 

 43. Utricularia Humboldtii, Schombk. 5400 ft. 



187. Utricularia (§ Orchidioides) Campbellianum, Oliv., sp. nov. (Plate XLIV. 13. 

 figs. 7-11) ; scapo gracili (l^-2^rpollicari) unifloro siepius squamis linearibus v. 

 lineari-lanceolatis remotis bracteiformibus instructo, foliis tenuibus obovatis obtusis 

 basi in petiolum angustatis, bracteis ternis ovatis v. oblongo-ellipticis pedicello 

 brevioribus v. aequilongis, calycis lobis ovato-cordatis ol)tusis, corolla3 labio superioi'e 

 brevi calycem vix superante, labio inferiore amplo rotundato integro, calcari gracili 

 cylindrico acutato incurvo labium corollae aequante. 



Roraima (Schombtirgk), upper slope. 



Folia cum petiolo \ poll, longa, lamina \-\ poll. lata. Calyx lobis 4-5 lin. longis 

 latisque. Corolla labio inferiore 1 poll. lato. 



293. Utricularia aff. U. montance, Jacq. (V. nniflora, Ruiz & Pav.). Top. 



78. Utricularia, an temtifolia, Benj. ? 3500 ft. 

 287. Gesneracea? In fruit only. Path to upper savannah. 



64. Tabebuia Roraim^e, Oliv., sp. nov. (Plate XLV. figs. 1, 2) ; ramulis ultimis 

 puberulo- vel scabrido-lepidotis, foliis trifoliolatis foliolis oblongo-ellipticis obtusis 

 ssepe mucronulatis, lateralibus breviter petiolulatis, supra glabrata subtus cano- 

 lepidotis nervis conspicuis depresso-areolatis, racemis terminalibus pauci- v. plurifioris, 

 bracteis lineari-spathulatis scaberulis, pedicellis erectis bibracteolatis calyce 

 iufundibuliformi lepidoto-puberulo, lobis breviter ovato-rotundatis, corollas tubo 

 calyce triplo longiore infundibidiformi, limbi lobis patulis late rotundatis. 

 Roraima, 5000 ft. 



Folia petiolata ; petiolus (in ramulis floriferis) 1-1^ poll, longus; foliola 2-3| poll, 

 longa, 10-16 lin. lata ; petiolulus centr. j-^ poll, longus. Flores 3|-4 poll, longi, limbo 

 2^-3 poll. lato. 



14. Aphelandra pulcherrima ?, Kunth, v. A. tetragona, Nees. Ireng R. 

 81. Justicia, sp.,=Appun, 1387 (in part.). Kookenaam valley. 



52. LlPPIA 8CHOMBURGKIANA, Schau. 



1. Stachytarpheta mutabilis, Vahl. Konkarmo. 

 38. Hyptis arborka, Benth. Aiapoo R. 



