Dimorphotheca pinnata flowerhead

    Dimorphotheca pinnata flowerhead
    Author: Ivan Lätti
    Photographer: Louis Jordaan

    The flowerheads of Osteospermum pinnatum grow fairly short-stalked from stem-tips, presented above but near the leaves. The single row of narrow involucral bracts around the base of the flowerhead have whitish, membranous margins with pointed tips.

    The single row of narrowly elliptic, spreading ray florets are coppery orange, salmon, yellow or creamy white above, black or dark purple at the base and sometimes bluish or violet below. The disc in the centre of the head is dark when the florets are closed, yellow or slightly orange when open. Flowerheads are 4 cm to 5 cm in diameter.

    The wrinkled or warty fruits (achenes) are shortly spike-toothed but without pappuses.

    Flowering happens from before midwinter to spring (Van Rooyen and Van Rooyen, 2019; Vlok and Schutte-Vlok, 2015; Manning and Goldblatt, 1997; iNaturalist).

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