Prairie beardtongue, Penstemon cobaea

Prairie beardtongue, foxglove penstemon, Penstemon cobaea. Native to North America, found by English botanist Thomas Nuttall in the prairies of the Red River. Cobaea-flowered pentstemon, Pentstemon cobaea (sic). Handcoloured engraving from Joseph Paxton's Magazine of Botany, and Register of Flowering Plants, Volume 4, Orr and Smith, London, 1837

1837 Botanical Art Botanical Illustration Joseph Paxton Magazine Of Botany North America Orr And Smith Plant Hunter Prairies Register Of Flowering Plants Volume 4

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