Strophanthus preussii Engl. & Pax.
Engl.: Preuss' strophanthus.
Flowers and leaf. Kew Garden, London, UK. Greenhouse. 2004-06-04.
Flowers, with one flowered-out one tangled in the strands of the others. Kew Garden, London, UK. Greenhouse. 2004-06-04.
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