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Pictetia
Cotyledon, embryo, and testa: P. spinifolia (A.N. Desvaux) I. Urban - embryo, cotyledons, and testa SEMs.
Pictetia
Fruit and seed: P. mucronata (A.H.R. Grisebach) Beyra & Lavin - fruits and seed.
Pictetia
Cotyledon, embryo, and testa: P. mucronata (A.H.R. Grisebach) Beyra & Lavin - embryo, cotyledons, and testa SEMs.
Piptadenia
Fruit and seed: P. gonoacantha (C.F.P. von Martius) J.F. Macbride - bottom center fruit; P. constricta (Micheli & J.N. Rose) Macbride - right dehiscent fruit cluster; P. fruticosa J.F. Macbride - top left fruit; P. paniculata G. Bentham - left center dehiscent fruit.

Piptadenia
Seed, cotyledon, embryo, and testa: P. constricta (Micheli & J.N. Rose) Macbride - bottom left center seed topography, far left center cotyledon concealing all but radicle tip (L) and embryonic axis (R), right testa SEMs; P. obliqua (C.H. Persoon) Macbride - bottom far left seed topography; P. paniculata G. Bentham - center seed topography, top left testa SEM; P. spp. - bottom center seeds.
Piptadeniastrum
Fruit: P. africana (J.D. Hooker) J.P.M. Brenan - top dehiscent fruit with seed in situ, bottom fruit.
Piptadeniastrum
Seed, cotyledon, embryo, and testa: P. africana (J.D. Hooker) J.P.M. Brenan - top left cotyledon not concealing radicle (L) and embryonic axis (R), center left dehiscent fruit with seed in situ, bottom center seed, testa SEMs.
Piptadeniopsis
Seed, cotyledon, embryo, and testa: P. lomentifera A.E. Burkart - top left cotyledons concealing all but radicle tip (L) and embryonic axis (R), bottom left seeds, testa SEMs.

Piptadeniopsis
Fruit and seed: P. lomentifera A.E. Burkart - left fruit cluster, right seed in situ.
Piptanthus
Fruit and seed: P. nepalensis (W.J. Hooker) D. Don - seeds; P. spp. - fruits.
Piptanthus
Cotyledon, embryo, and testa: P. nepalensis (W.J. Hooker) D. Don - embryo, cotyledons, and testa SEMs.
Piscidia
Fruit and seed: P. spp. - fruits and seeds.

Piscidia
Cotyledon, embryo, and testa: P. mollis J.N. Rose - embryo, cotyledons, and testa SEMs.
Pisum
Fruit and seed: P. spp. - fruits and seeds.
Pisum
Cotyledon, embryo, and testa: P. sativum C. Linnaeus subsp. elatius (C. von Steven ex F.A.M. von Bieberstein) P.F.A. Ascherson & K.O.R.P.P. Graebner - embryo, cotyledons, and testa SEMs.
Pithecellobium
Fruit and seed: P. dulce G. Bentham - bottom center dehiscent fruit; P. keyense Britton ex Britton & J.N. Rose - bottom right seed in situ; P. lanceolatum (Humboldt & Bonpland) G. Bentham - top right seeds in situ, bottom left fruit; P. macrosiphon Standley - top left dehiscent fruit; P. unguis-cati (C. Linnaeus) G. Bentham - top center seeds in situ.

Pithecellobium
Seed, cotyledon, embryo, and testa: P. candidum (K.S. Kunth) G. Bentham - top left cotyledon concealing radicle (L) and embryonic axis (R), top left center seed topography; P. dulce G. Bentham - bottom left seed topography; P. unguis-cati (C. Linnaeus) G. Bentham - left center seed topography, testa SEMs; P. spp. - bottom left center seeds.
Plagiocarpus
Fruit and seed: P. axillaris G. Bentham - fruit with calyx, valves, and seeds.
Plagiocarpus
Cotyledon, embryo, and testa: P. axillaris G. Bentham - embryo, cotyledons, and testa SEMs.
Plagiosiphon
Fruit and seed: P. emarginatus (Hutchinson & Dalziel) J.J.G. Léonard - top left fruit cluster with intact and dehisced fruits, bottom left seed in situ; P. multijuga (H.A.T. Harms) J.J.G. Léonard - bottom right fruit.