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Helianthus L.

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Helianthus L., Sp. Pl. 904-906 (1753)
Helianthus L.

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Exotic
Wild
New Zealand
Political Region

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L.
L.
1753
904-906
ICN
Helianthus L.
genus
Helianthus

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Helianthus

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Helianthus L.

Annual or perennial herbs. Lvs opposite below, often alternate above, simple, entire or serrate, pinnately veined. Capitula pedunculate, solitary or in loose corymbs. Involucral bracts in 2-several rows, imbricate, foliaceous. Receptacle flat or convex; scales present. Outer florets sterile, ligulate, yellow. Inner florets ☿, tubular. Achenes all similar, compressed, not winged but usually with 2 distinct and 2 indistinct angles; pappus 0 or of 2 or more readily caducous scales, rarely small persistent scales also present.

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Helianthus L.
Helianthus L.
Helianthus L.
Helianthus L.
Helianthus
Helianthus L.

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Helianthus L.
Nepal
Helianthus L.
New Zealand
Wellington Land District

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54f084dd-51ef-44cc-bbb9-ddccfff797b2
scientific name
Names_Plants
1 January 2000
13 August 2008
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