Tridax
Origin: | ✈ | ? |
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Exposure: | ☼ | ?"?" is not in the list (sun, part-sun, shade, unknown) of allowed values for the "Exposure" property. |
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Water: | ◍ | ?"?" is not in the list (wet, moist, moderate, dry, less when dormant) of allowed values for the "Water" property. |
Read about Tridax in the Standard Cyclopedia of Horticulture
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Tridax (an old Greek name used by Dioscorides, meaning summer eating, alluding to a plant that was a summer vegetable). Compositae. Hardy perennial herbs, possessing little beauty. Plants branched, hirsute or glabrescent: lvs. opposite, incise-dentate or pinnately cut, segms. few and narrow: heads medium-sized, long-peduncled, heterogamous: ray-fls. yellow, male disk-fls. greenish, fertile; involucre ovoid, campanulate or rather hemispherical; bracts few-rowed, slightly unequal: achenes turbinate.—About 27 species, Trop. Amer.; one species also occurs in India and Mauritius. Two species have been cult. occasionally. T. coronopifolia, Hemsl. About 1 ft. high: lvs. variously pinnatifid or trifid, lobes linear: fls. yellow, rays 5-lobed. Mex. T. trilobata, Hemsl. (Galinsoga trilobata, Cav.). About 1 ft. high: lvs. 3-lobed or pinnately incised: fls. yellow; rays 5-toothed. Mex. T. gaillardioides. Hook. & Arn.-Layia gaillardioides. F.S.R, 2:72. CH
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Species
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
- w:Tridax. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
- Tridax QR Code (Size 50, 100, 200, 500)