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

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

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

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