Nelsonia canescens (Lam.) Sprengel [ Nelsonia rotundifolia R. Br.]
      
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6 694292 Nelsonia canescens (Lam.) Sprengel [125 571997 Justicia canescens Lam.] Acanthaceae
Nat. Hist. Mus., London (The Endeavour Botanical Illustrations): (1773) [J.F. Miller]