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Eclipta L.
鱧腸
Erect annual herbs, branched, strigose. Leaves opposite, toothed. Heads terminal on stems and branches or axillary, peduncled, heterogamous. Involucre campanulate, bracts imbricate, in ca. 2 series. Receptacle flat or convex, paleaceous, paleae awn-like. Florets whitish. Ray florets bisexual, mostly fertile, corolla tubular, white, 4- or rarely 5-lobed. Anthers entire or very shortly bifid at base. Style branches obtuse, mammillate at apex. Achenes thick, those of ray florets 3-angled, those of disc florets compressed, 4-angled, apex truncate and depressed, margins with 1-3 minute teeth, coarsely hairy, tuberculate. Pappus none, or of a few short teeth.
About four species in the tropics; two species in Taiwan.
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KEY TO SPECIES
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Plants less than 60 cm tall, strigose-pilose; leaves lanceolate to oblong, entire or slightly undulate; pedicel 2-4 cm long, receptacle ca. 1 cm wide. |
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Eclipta prostrata |
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Plants more than 100 cm tall, velutinous; leaves ovate, oblong to oblanceolate, irregularly undulate; pedicel less than 2 cm long, receptacle ca. 0.5 cm wide. |
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Eclipta zippeliana |
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Lower Taxa
Related Synonym(s):
| Related Links (opens in a new window) |
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Treatments in Other Floras @ www.efloras.org
Other Databases
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