Tithonia diversifolia (Hemsl.) A. Gray

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Photo: Bart Wursten
Domboshawa Rd, Chinamora CL

Katanga Province, DRC
May 2008
Photo: Jos Stevens

Photo: Mark Hyde
National Botanic Garden, Harare

Photo: Bart Wursten
Opposite gate Umunthu Camp, Mapale rd, Mzuzu

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Synonyms:	Mirasolia diversifolia Hemsl.
Common names:	Mexican sunflower (English)
Frequency:
Status:
Description:	Annual or perennial herb or shrub to 3 m. Leaves alternate; petiole up to 7 cm; lamina narrowly ovate to obovate, usually deeply 3-5-lobed (rarely entire), scabrid; base cuneate; apex acuminate; margin crenate, crenate-serrate or entire. Peduncles 1 cm in diameter below capitulum. Phyllaries in c.4 series. Rays up to 6 cm, yellow. Pappus of short, 2 mm, scales, connate below, with 2 longer setae.
Type location:	Mexico
Notes:
Derivation of specific name:	diversifolia: variable-leaved
Habitat:
Altitude range: (metres)
Flowering time:
Worldwide distribution:	Native to eastern Mexico and Central America.
National distribution:
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Baumann, G. (2005). Photographic Guide to Wildflowers of Malawi Wildlife and Environmental Society of Malawi Pages 170 - 171. (Includes a picture). Beentje, H.J. & Ghazanfar, S.A. (eds.) (2005). Compositae (Part 3) Flora of Tropical East Africa Pages 760 - 761. (Includes a picture). Drummond, R.B. (1975). A list of trees, shrubs and woody climbers indigenous or naturalised in Rhodesia. Kirkia 10(1) Page 278. Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 28. Strugnell, A.M. (2006). A Checklist of the Spermatophytes of Mount Mulanje, Malawi Scripta Botanica Belgica 34 National Botanic Garden of Belgium Page 59. Wild, H. (1967). The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) Page 56.

Other sources of information about Tithonia diversifolia:

Our websites:

Flora of Burundi: Tithonia diversifolia
Flora of Malawi: Tithonia diversifolia
Flora of Mozambique: Tithonia diversifolia
Flora of Zambia: Tithonia diversifolia
Flora of Zimbabwe: Tithonia diversifolia

External websites:

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