Ruizterania ferruginea (Steyerm.) Marc.-Berti species accepted

Ruizterania esmeraldae (Standl.) Marc.-Berti species accepted

Qualea rubiginosa var. angustior Steyerm. variety synonym

Qualea rigida Stafleu species synonym

Ruizterania cassiquiarensis (Spruce ex Warm.) Marc.-Berti species accepted

Qualea retusa var. coriacea (Spruce ex Warn.) Ducke variety synonym

Ruizterania belemnensis (Stafleu) Marc.-Berti species accepted

Ruizterania apodocarpa (Steyerm.) Marc.-Berti species synonym

Qualea cassiquiarensis var. belemnensis Ducke variety synonym

Qualea wittrockii Malme species synonym

Qualea verruculosa Stafleu species synonym

Qualea urceolata Stafleu species synonym

Ruizterania wittrockii (Malme) Marc.-Berti species accepted

Qualea obtusata Briq. species synonym

Ruizterania verruculosa (Stafleu) Marc.-Berti species synonym

Qualea nitida Stafleu species synonym

Qualea glaberrima Ducke species synonym

Qualea belemnensis Stafleu species synonym

Ruizterania urceolata (Stafleu) Marc.-Berti species accepted

Qualea trichanthera Spruce ex Warm. species synonym

Qualea arirambae Ducke species synonym

Ruizterania trichanthera (Spruce ex Warm.) Marc.-Berti species accepted

Qualea gardneriana Warm. species synonym

Qualea apodocarpa Steyerm. species synonym

Ruizterania sacculata (Stafleu) Marc.-Berti species accepted

Qualea ferruginea Steyerm. species synonym

Ruizterania rubiginosa var. angustior (Steyerm.) Marc.-Berti variety synonym

Qualea esmeraldae Standl. species synonym

Qualea albiflora Warming species synonym

Ruizterania rigida (Stafleu) Marc.-Berti species accepted

Ruizterania retusa (Spruce ex Warm.) Marc.-Berti species accepted

Ruizterania obtusata subsp. multivenosa Marc.-Berti subspecies synonym

Ruizterania nitida (Stafleu) Marc.-Berti species accepted

Ruizterania gardneriana (Warm.) Marc.-Berti species accepted

Qualea sacculata Stafleu species synonym

Qualea rubiginosa Stafleu species synonym

Qualea retusa Spruce ex Warm. species synonym

Qualea cassiquiarensis Spruce ex Warm. species synonym

Ruizterania rubiginosa (Stafleu) Marc.-Berti species synonym

Ruizterania obtusata (Briq.) Marc.-Berti species accepted

Ruizterania albiflora (Warm.) Marc.-Berti species accepted

Qualea cassiquiarensis Spruce species homotypic synonym

Qualea retusa Spruce species homotypic synonym

Ruizterania tricanthera (Spruce ex Warm.) Marc.-Berti species synonym

Qualea trichanthera Spruce species homotypic synonym