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Synonyms: |
Buchnera asiatica L. Striga lutea Lour. |
Common names: | Witchweed (English) |
Frequency: | |
Status: | Native |
Description: |
Delicate, annual, parasitic herb, up to 20 cm. Stems quadrangular, densely hairy, sparsely branched. Flowers scarlet red, yellowish on the outside, rarely all yellow, opposite or alternate, usually only 2 per branch open at the same time. |
Notes: | |
Derivation of specific name: | asiatica: of Asia |
Habitat: | A root parasite of wild grasses and crops. |
Altitude range: | |
Flowering time: | |
Worldwide distribution: | Tropical and South Africa, Madagascar, Arabia, across India to SE Asia and China; introduced to North America |
Malawi distribution: | |
Growth form(s): | |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Literature: |
Bandeira, S., Bolnick, D. & Barbosa, F. (2007). Wild Flowers of Southern Mozambique Universidade Eduardo Mondlane, Maputo, Mozambique Page 182. (Includes a picture). Baumann, G. (2005). Photographic Guide to Wildflowers of Malawi Wildlife and Environmental Society of Malawi Pages 128 - 129. (Includes a picture). Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 270. (Includes a picture). Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 53. Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 34. Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 194. (Includes a picture). Kirby, G. (2013). Wild Flowers of Southeast Botswana Struik Nature, Cape Town South Africa Page 242. (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 78. Under Scrophulariaceae Philcox, D. (1990). Scrophulariaceae Flora Zambesiaca 8(2) Page 134. Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 105. Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 226. Wild, H. (1955). Common Rhodesian Weeds Government of Rhodesia, Salisbury Page 97. (Includes a picture). Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 96. |
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