Eleutheranthera ruderalis (Sw.) Sch.Bip., Bot. Zeitung (Berlin) 24 165 1866. (Syn: Eleutheranthera areolata Klatt; Eleutheranthera discoidea (Less. ex Less.) M.Gómez; Eleutheranthera ovalifolia Baill.; Eleutheranthera ovata Poit. ex Steud.; Eleutheranthera ovata Poit.; Eleutheranthera prostrata var. leiocarpa (Cass.) Hochr.; Eleutheranthera prostrata var. portoriccensis (DC.) Hochr.; Eleutheranthera ruderalis var. radiata Pruski; Fingalia hexagona Schrank; Gymnopsis microcephala Gardner; Kegelia ramossisima Sch.Bip.; Kegelia ruderalis (Sw.) Sch.Bip.; Melampodium ruderale Sw.; Ogiera leiocarpa Cass.; Ogiera ruderalis (Sw.) Griseb.; Ogiera triplinervis Cass.; Ogiera triplinervis var. leiocarpa (Cass.) DC.; Ogiera triplinervis var. portoriccensis DC.; Verbesina foliacea Spreng.; Wedelia discoidea Less.; Wedelia discoidea Schltdl.; Wedelia eclipta Reich.);
 
 

Annual herbs; stem glabrescent. Leaves 2.5-5.5 x 2-3.5 cm, ovate or ovate-oblong, base cuneate, sometimes oblique, apex acute or subobtuse, pubescent on both surfaces, 3-nerved from base; petiole to 1 cm long. Heads 6-12-flowered, axillary, homogamous, non-rayed; peduncle 0.2-1 cm long, erect at first, becomes curved in fruit. Involucral bracts in 2 series, outer leafy, 5-8 x 2-3 mm. Flowers bisexual. Corolla yellow, tubular, 3-4 mm long, 5-lobed. Anthers sagittate at base. Achenes 3-3.5 mm long, obovoid, slightly angled, tubercled, finely pubescent.

Flowering and fruiting: May-November
Degraded moist deciduous forests, also in the plains
Native of Tropical America; now established in several Asian countries

 
 

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Hooghly – Eleutheranthera ruderalis (Sw.) Sch. Bip. : Attachments (5). 3 posts by 2 authors.
This one is growing as rural roadside weed.


Thanks … for showing this new plant to me.. nice detailed pics..


Thank you Sir, one more for you.



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Eleutheranthera ruderalis (left) Synedrella nodiflora (right). Images by Surajit Koley


Hooghly – a comparative study : Attachments (3). 1 post by 1 author.
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Hooghly-skMAY04/05 Eleutheranthera ruderalis (Sw.) Sch.Bip. : 3 posts by 2 authors. Attachments (5)


Very beautiful pics and this is new for me..thanks …


 
 
 
 
 

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