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"Diplopteris paralias; 1. a flower-bud, showing the double glands of the calyx; 2. an expanded flower; 3. the carpels; 4. ripe fruit of Ryssopteris timorensis." -Lindley, 1853

Diplopterys

"Diplopteris paralias; 1. a flower-bud, showing the double glands of the calyx; 2. an expanded flower;…

"Winged fruits. I, elm; II, maple." -Bergen, 1896

Winged Fruits

"Winged fruits. I, elm; II, maple." -Bergen, 1896