Campsiandra
Seed, cotyledon, embryo, and testa:
C. angustifolia R. Spruce ex G. Bentham - bottom left seed;
C. comosa G. Bentham var. laurifolia (G. Bentham) R.S. Cowan - top left cotyledon deeply cordate with lobes overtopping exposed radicle (L) and embryonic axis (R), testa SEMs.