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"Calla palustris; 1. a flower; 2. a section of the ovary; 3. a perpendicular section of the ripe fruit; 4. a seed; 5. its longitudinal section." -Lindley, 1853

Marsh Calla

"Calla palustris; 1. a flower; 2. a section of the ovary; 3. a perpendicular section of the ripe fruit;…