ABSTRACT:

Eleven new species of Anthurium are described and illustrated: Anthurium aromoense Croat (sect. Digitinervium), A. banderasense Croat (sect. Pachyneurium), A. becerrae Croat (sect. Pachyneurium), A. betsyae Croat (sect. Porphyrochitonium), A. donovaniae Croat (sect. Digitinervium), A. imazaense Croat (sect. Pachyneurium), A. magrewii Croat (sect. Pachyneurium), A. paloraense Croat (sect. Pachyneurium), A. quinonesiae Croat (sect. Porphyrochitonium), A. riocojimiesense Croat (sect. Tetraspermium), and A. trujilloi Croat (sect. Pachyneurium). The species are from a broad area of the Andean South America from Colombia to Peru but six of the species: Anthurium aromoense, A. banderasense, A. donovaniae, A. magrewii, A. paloraense and A. riocojimiesense are from Ecuador, while A. becerrae, A. betsyae and A. imazaense are from Peru and A. quinonesiae, and A. trujilloi are from Colombia.