Watercolour on paper of Ratibida pinnata, by James Sowerby 28 August 1815. Published under the name 'Rudbeckia pinnata' in Curtis's Botanical Magazine, (1815) N.2310. Identified as 'Rudbeckia pinnata' and reproduced in Curtis's Botanical Magazine, volume 49 (London, 1815) No.2310. According to the entry in Curtis's Botanical Magazine for this illustration, '[this species is] native of North America. Communicated by Mr Salisbury from the Botanic Garden at Brompton, in August 1815'. The current botanical name is Ratibida pinnata