Proboscidea louisianica

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Proboscidea louisianica (Mill.) Thell.
Engl.: ram's horn, aphid trap, devil's claw, Louisiana unicorn-plant, unicorn-plant.
Deu.: Gemshorn.
Sven.: bockhorn.
Bot. syn.: Martyina lutea Lindl., Martynia proboscidea Gloxin.