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Xiphotheca
Cotyledon, embryo, and testa: X. fruticosa (C. Linnaeus) A.L. Schutte & B.-E. van Wyk - embryo, cotyledons, and testa SEMs.
Xiphotheca
Fruit and seed: X. fruticosa (C. Linnaeus) A.L. Schutte & B.-E. van Wyk - fruits and seeds.
Xylia
Fruit and seed: X. hoffmannii (Vatke) Drake - top left seeds in situ; X. torreana J.P.M. Brenan - bottom fruit with epicarp exfoliating from mesocarp; X. xylocarpa (W. Roxburgh) P.H.W. Taubert - top right dehiscent fruit.
Xylia
Seed, cotyledon, embryo, and testa: X. xylocarpa (W. Roxburgh) P.H.W. Taubert - top left cotyledon concealing all but radicle tip (L) and embryonic axis (R), bottom left seed topography, bottom left center seeds, testa SEMs.

Zapoteca
Fruit and seed: Z. portoricensis (N.J. von Jacquin) H.M. Hernández - top dehiscent fruit; Z. spp. - bottom left dehisced fruits, bottom right seeds.
Zapoteca
Cotyledon, embryo, and testa: Z. formosa (K.S. Kunth) H.M. Hernández - embryo, cotyledons, and testa SEMs.
Zenia
Fruit and seed: Z. insignis W.Y. Chun - left seed in situ, right fruit.
Zenia
Seed, cotyledon, embryo, and testa: Z. insignis W.Y. Chun - top left cotyledon cordate and not investing radicle (L) and embryonic axis (R), bottom far left seed topography, bottom left center seeds, testa SEMs.

Zenkerella
Seed, cotyledon, embryo, and testa: Z. capparidacea (P.H.W. Taubert) J.J.G. Léonard - top far left cotyledon notched and split and probably concealing radicle (above) and embryonic axis (below), top left center seed topography, testa SEMs; Z. schliebenii (H.A.T. Harms) J.J.G. Léonard - bottom far left seed in situ; Z. spp. - bottom left center seeds.
Zenkerella
Fruit and seed: Z. grotei (H.A.T. Harms) J.J.G. Léonard - top fruit, bottom and right seeds in situ, left dehisced fruit.
Zollernia
Fruit and seed: Z. ilicifolia (A.T. Brongniart) J.R.T. Vogel - right seed; Z. spp. - left fruits.
Zollernia
Cotyledon, embryo, and testa: Z. ilicifolia (A.T. Brongniart) J.R.T. Vogel - embryo, cotyledons, and magnification; Z. kanukuensis R.S. Cowan - testa SEMs.

Zornia
Cotyledon, embryo, and testa: Z. glochidiata H.G.L. Reichenbach ex A.P. de Candolle - embryo, cotyledons, and testa SEMs.
Zornia
Fruit and seed: Z. spp. - fruits, articles, and seeds.
Zuccagnia
Fruit: Z. punctata J.A. Cavanilles - bottom right fruiting cluster, bottom right center and bottom left center D-shaped fruits, far left and left center C-shaped fruits, top center seed in situ.
Zuccagnia
Seed, cotyledon, embryo, and testa: Z. punctata J.A. Cavanilles - top left cotyledon split and basally groined and concealing all but tip of radicle (L) and embryonic axis (R), bottom far left seed topography, bottom left center seeds, testa SEMs.

Zygia
Fruit and seed: Z. inaequalis (C.L. von Willdenow) Pittier - top left dehiscent fruit, bottom fruit; Z. latifolia (C. Linnaeus) Fawcett & Rendle - top right seeds in situ.
Zygia
Seed, cotyledon, embryo, and testa: Z. latifolia (C. Linnaeus) Fawcett & Rendle - top left folded cotyledon concealing radicle (L) and embryonic axis (R), bottom far left seed topography, bottom left center seed in transection showing empty space bwtween cotyledons, bottom center seed, testa SEMs.