| Tithonia diversifolia (Hemsl.) A.Gray |
| ASTERACEAE |
| tree marigold, Mexican sunflower, Japanese sunflower |
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Invasive, Problem species |
| Origin: Central America |
| Growth Form: Shrub |
| Plant Description: Plant: Bushy annual or perennial, woody at the base, 1.5–3.5 m high.
Leaves: Dark green, hairy, often pale-velvety below, up to 150 mm long x 120 mm wide, ± ovate, usually deeply three- to five-lobed, petioles winged.
Flowers: Bright yellow, to 100 mm across, solitary on long stalks much swollen and velvety below the heads, several together in branched clusters; buds rounded; bracts below petals in about four series, inner with rounded, papery tips, April–June.
Fruit: Brown achenes, in a rounded, spiky mass. |
| Key Features: |
| Control: |
| Comments: |
More information:
Weeds & Invasive Plants Home Page
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Photo - plants
K Braun, Swaziland's Alien Plants Database
Photo - flowers/buds/leaves
K Braun, Swaziland's Alien Plants Database
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| KEY |
 Confirmed (herbarium specimen) |
 Visual record |
 Suspected |
| Click on map grid square to view record information for each grid square. |
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