Abstract
Abstract—Four new species ofMandevillafrom inselbergs in Espírito Santo, Brazil are described, including illustrations, and maps.Mandevilla declinataresemblesM. crassinodabut differs by leaf blades acuminate to long acuminate and longer corolla.Mandevilla fornograndensisis distinguished from morphologically similar species by its yellow corolla.Mandevilla mysteriosais morphologically similar toM. lucidabut differs by its longer petioles, leaf blade characters, shorter corolla tube, and smaller anthers;Mandevilla obovataresemblesM. hatschbachii,but it is separated by its puberulent leaves, longer sepals, and white corolla. An informal evaluation of the conservation status according to IUCN guidelines is proposed for each species:M. declinata(VU: D2),M. fornograndensis(VU: D2),M. mysteriosa(VU: D2), andM. obovata(VU: B1ab(i,ii,iii)+2ab(i,ii,iii)). A key to the species ofMandevillain Espírito Santo is included.
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