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"Pysostemon lanceolatum. 1. a flower of the natural size; 2. the calyx, stamens, and ovary; 3. the ripe fruit, with one valve separating; 4, a seed; 5. the same cut vertically, to show the incurved embryo." -Lindley, 1853

Physostemon lanceolatum

"Pysostemon lanceolatum. 1. a flower of the natural size; 2. the calyx, stamens, and ovary; 3. the ripe…