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Synonyms: |
Ximenesia encelioides Cav. |
Common names: | Golden crownbeard (English) |
Frequency: | |
Status: | |
Description: |
Annual herb up to 1 m tall. Stems ribbed, hairy. Leaves mostly alternate, sometimes opposite, ovate-triangular, up to 10 × 7 cm, 3 veined from the base, with appressed greyish hairs, particularly below, discolorous; margin irregularly toothed. Petiole irregularly winged and auriculate on the stem. Capitula solitary at the ends of branches, c. 2.5 cm in diameter. Rays bright yellow, elliptic-obovate, c. 1 cm long, 3-toothed at the apex. Involucral bracts up to 1.3 cm long, linear, appressed greyish hairy. |
Notes: | |
Derivation of specific name: | |
Habitat: | |
Flowering time: | |
Worldwide distribution: | Native to Southwestern USA and Mexico; introduced into West Indies, tropical Africa and northern South Africa. |
Botswana distribution: | |
Growth form(s): | Annual. |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Literature: |
Kirby, G. (2013). Wild Flowers of Southeast Botswana Struik Nature, Cape Town South Africa Page 151. (Includes a picture). 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. Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 38. Wild, H. (1967). The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) Page 62. |
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