David van Royen

Leea is a genus of plants in the family Vitaceae, subfamily Leeoideae, that are native to parts of central Africa, tropical Asia, Australia and Melanesia.

Cyanella is a genus of cormous perennial herbs native to South Africa and Namibia, first described for modern science in 1754.

Cunila is a genus of plants in the Lamiaceae, first described in 1759. It is native to North and South America. Species Cunila angustifolia Benth. - southern Brazil, Misiones Province of Argentina Cunila crenata García-Peña & Tenorio - State of Durango in Mexico Cunila fasciculata Benth. - southern Brazil Cunila galioides Benth. - Brazil Cunila incana Benth. - southern Brazil, Argentina Cunila incisa Benth. - southern Brazil Cunila leucantha Kunth ex Schltdl. & Cham. - Mexico (Veracruz, Guerrero, Oaxaca, Chiapas), Central America (Guatemala, El Salvador, Honduras, Panama) Cunila lythrifolia

Pedalium is a genus of plant in the Pedaliaceae family comprising one species, Pedalium murex. It is distributed in tropical Africa, the Indian subcontinent and Southeast Asia.

Rogeria longiflora, also known as the white djirrie, is a species of flowering plant in the genus Rogeria. It is native to Namibia and the northern Cape Provinces of South Africa.