A-G: Rutaceae : Ptelea trifoliata H-N: Rutaceae : Helietta parvifolia
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Engler, A. and K. Prantl. 1897. Die naturlichen Pflanzenfamilien. Vol. 3. Fig 100.
Copyright 2006 by L.H. Bailey Hortorium (image, not necessarily source) [ref. DOL19549]
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Rutaceae Helietta parvifolia   TERMS OF USE
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