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the web of life in southern Africa

Thunbergia alata (Black-eyed susan)

Swartoognooi [Afrikaans]

Life > eukaryotes > Archaeoplastida > Chloroplastida > Charophyta > Streptophytina > Plantae (land plants) > Tracheophyta (vascular plants) > Euphyllophyta > Lignophyta (woody plants) > Spermatophyta (seed plants) > Angiospermae (flowering plants) > Eudicotyledons > Core Eudicots > Asterids > Euasterid I > Order: Lamiales > Family: Acanthaceae > Genus: Thunbergia

The native distribution of this climber is from the Eastern Cape (South Africa) through to East Africa and it is usually found growing on forest margins. It is a popular garden plant worldwide. 

Thunbergia alata (Black-eyed susan) Thunbergia alata (Black-eyed susan)

Black-eyed susan in Cape Town garden. [photo H. Robertson, Iziko ©]

Black-eyed susan under cultivation in Kirstebosch Botanical Gardens. [photo H. Robertson, Iziko ©]

alata - wings. 

See KwaZulu-Natal Wildflowers by Elsa Pooley p. 76; Creative Gardening with Indigenous Plants. A South African Guide by Pitta Joffe p. 361.