9196.000 Tithonia Desf. ex Juss.

Wild, H. (1967) The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) 1-62

Description of the genus

Annual or perennial herbs or subshrubs. Leaves usually alternate, entire or lobed. Peduncles long, swollen below the capitulum. Capitula large, showy, solitary, heterogamous, radiate. Ray florets neuter, disk florets bisexual. Phyllaries in 2-5 series. Receptacular scales clasping the florets, persistent. Achenes 4-sided. Pappus a crown of short scales with usually 1-2 additional awns.

Derivation of name: from Tithonus of Greek mythology, brother of Priam.

Worldwide: 11 species, from SW USA to Central America

Zimbabwe: 2 taxa.

Links to taxa: View: living plant images - herbarium specimen images - all images for this genus

Species	FZ divisions	Content
diversifolia (Hemsl.) A. Gray	C,E	Description, Image
rotundifolia (Mill.) S.F. Blake	N,W,C,E,S	Description, Image

Key to Species

Display key

Other sources of information about Tithonia:

Our websites:

Flora of Botswana: Tithonia
Flora of Burundi: Tithonia
Flora of Caprivi: Tithonia
Flora of the DRC: Tithonia
Flora of Malawi: Tithonia
Flora of Mozambique: Tithonia
Flora of Zambia: Tithonia

External websites:

African Plants: A Photo Guide (Senckenberg): Tithonia
BHL (Biodiversity Heritage Library): Tithonia
EOL (Encyclopedia of Life): Tithonia
GBIF (Global Biodiversity Information Facility): Tithonia
Google: Web - Images - Scholar
iNaturalist: Tithonia
IPNI (International Plant Names Index): Tithonia
JSTOR Plant Science: Tithonia
Mansfeld World Database of Agricultural and Horticultural Crops: Tithonia
Plants of the World Online: Tithonia
Tropicos: Tithonia
Wikipedia: Tithonia