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Xanthium L.

Scientific name record
Names_Plants record source
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Xanthium L., Sp. Pl. 987 (1753)
Xanthium L.

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Exotic
Wild
New Zealand
Political Region

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L.
L.
1753
987
ICN
Xanthium L.
genus
Xanthium

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Xanthium

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Xanthium L.

Annual herbs. Lvs alternate, simple, entire to serrate or lobed. Capitula unisexual, sessile or shortly pedunculate, solitary, terminal and in panicles or racemes, or clustered in axils. ♂ capitula ± globose; involucral bracts in 1 row; receptacle conic; scales present; corolla tubular. ♀ capitula ovoid; involucral bracts in 2 rows, the outer small and free, the inner connate, prickly and ending in 1-2 beaks containing the 2 florets; corolla 0. Achenes all similar, ovoid, enclosed within the expanded prickly involucre; pappus 0.

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502ffe18-e059-4afa-a700-0f4455364e03
scientific name
Names_Plants
1 January 2000
15 August 2008
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