659:(A)
previous:628
Ovules 2 per locule.
next:660
659:(B)
Ovules 3-more per locule.
next:690
660:(A)
previous:659
Stipules present, sometimes early fugacious.
next:661
660:(B)
Stipules absent.
next:677
661:(A)
previous:660
Flowers unisexual. Ovary 2-locular. Ovules erect.
next:662
661:(B)
Flowers bisexual or polygamous.
next:664
662:(A)
previous:661
Petals 4, imbricate. Stamens alternipetalous. Leaves undivided.
next:663
662:(B)
Petals 4 or 5, valvate. Stamens epipetalous. Leaves alternate. Fruit a berry. Endosperm copious.
663:(A)
previous:662
Leaves opposite. Fruit a berry. Endosperm absent.
663:(B)
Leaves alternate. Fruit a drupe. Endosperm scanty.
664:(A)
previous:661
Calyx valvate.
next:665
664:(B)
Calyx imbricate or apert.
next:668
665:(A)
previous:664
Filaments free. Ovules pendulous.
next:666
665:(B)
Filaments usually connate. Endosperm present.
next:667
666:(A)
previous:665
Stem usually herbaceous. Flowers in fascicles. Endosperm present.
666:(B)
Stem woody. Flowers in panicles. Endosperm absent.
667:(A)
previous:665
Leaves alternate. Petals contort. Ovules ascending to patent.
667:(B)
Leaves opposite. Petals valvate. Ovules pendulous. (Anopyxis)
668:(A)
previous:664
Stigma 1, undivided or lobed.
next:669
668:(B)
Stigmas 2-5. Flowers solitary, or in umbels, or in racemes, or in cymes. Fruit dehiscent, or a schizocarp, mericarps usually beaked.
669:(A)
previous:668
Leaves compound.
next:670
669:(B)
Leaves simple.
next:672
670:(A)
previous:669
Inflorescences axillary or terminal. Stamens alternipetalous or more than the petals.
next:671
670:(B)
Inflorescences usually leaf-opposed. Stamens epipetalous, 4 or 5. Woody plants, usually climbing, then often with tendrils. Leaves usually digitately or 1-pinnately compound. Petals valvate.
671:(A)
previous:670
Small, unarmed annuals. Leaves alternate. Sepals and petals 4. Stamens 6. Ovary 2-locular. Endosperm absent. Embryo curved. (Oxystylidaceae, also in Cleomaceae)
Cleomaceae
671:(B)
Much-branched perennials or shrubs, often armed. Leaves opposite. Sepals and petals 5. Stamens 10. Ovary 5-locular. Endosperm present. Embryo straight. (Fagonia, Plectocarpa)
672:(A)
previous:669
Anthers with longitudinal slits, rarely with pores, then ovary 2- or 3-locular.
next:673
672:(B)
Anthers with apical pores. Ovary 4- or 5-locular. Stamens 5, alternipetalous.
673:(A)
previous:672
Corolla imbricate or apert, rarely valvate, then stamens twice as many as the petals.
next:674
673:(B)
Corolla valvate. Petals 4 or 5. Stamens epipetalous.
674:(A)
previous:673
Leaves alternate.
next:675
674:(B)
Leaves opposite, if alternate, stipules free and sepals 5. Flowers solitary or in fascicles. Fruit a schizocarp. (Fagonia, Viscainoa)
675:(A)
previous:674
Flowers in panicles or in fascicles.
next:676
675:(B)
Flowers solitary. Stipules intra-petiolary connate. Sepals 8-10, very unequal. New Caledonia.
676:(A)
previous:675
Flowers in panicles. Fruit dry, indehiscent, rarely ultimately dehiscent, usually with an enlarged calyx. Ovary 2- or 3-locular.
676:(B)
Flowers in fascicles. Fruit a septicidal capsule or a drupe. Stem woody. Petals imbricate. Stamens as many as the petals, alternipetalous, or twice as many, obdiplostemonous. Anthers with logitudinal-r slits. (Ixonanthaceae)
Ixonanthaceae
677:(A)
previous:660
Leaves not translucent-glandular-punctate, or rarely so, then either stamens connate at base, or less than the petals.
next:678
677:(B)
Leaves translucent-glandular-punctate. Stamens as many as the petals or twice as many, free. Stem woody. Anthers with longitudinal slits.
678:(A)
previous:677
Stem woody, rarely only so at base, then stamens 5, or 8, or 10.
next:679
678:(B)
Stem herbaceous, or woody at base only, then stamens 2, or 4, or 6. Petals 4. Ovary 2-locular.
679:(A)
previous:678
Stamens as many as the petals, alternipetalous, or more, or less.
next:680
679:(B)
Stamens as many as the petals, epipetalous. Calyx valvate. Petals 5, small, scale-like. Anthers usually with 2 apical pores.
680:(A)
previous:679
Anthers with apical pores, or with poriform or transverse slits. Filaments free. Anthers basifix.
next:686
680:(B)
Anthers with longitudinal slits.
next:681
681:(A)
previous:680
Leaves opposite. Filaments free.
next:682
681:(B)
Leaves alternate, rarely opposite, then filaments more or less connate into a tube.
next:683
682:(A)
previous:681
Petals contort. Stamens 8-10. Embryo curved. (Vivianiaceae)
Vivianiaceae
682:(B)
Petals not contort. Stamens 2(-4) Embryo straight.
683:(A)
previous:681
Stamens 6- 10, rarely less, then either leaves pinnately compound, or filaments more or less connate into a tube, or ovary 3-morelocular, or sepals and petals 3 or 4.
next:684
683:(B)
Leaves simple, entire. Sepals and petals 5. Stamens 5. Filaments at base connate into a ring. Ovary 2-locular. (Ixonanthaceae: Cyrillopsis)
Ixonanthaceae
684:(A)
previous:683
Sepals and petals usually 4 or 5, imbricate.
next:685
684:(B)
Sepals and petals 3 or 4, valvate. Twigs and petioles with a wavy, pale, sclerenchymatous ring around resinous ducts in transverse section. Filaments free.
685:(A)
previous:684
Filaments usually connate into a tube.
685:(B)
Filaments connate at base only. Madagascar.(Asteropeiaceae)
Asteropeiaceae
686:(A)
previous:680
Ericoid (under-)shrubs. Flowers solitary, axillary.
next:687
686:(B)
Shrubs or trees. Flowers in inflorescences. Calyx and corolla imbricate. Anthers with 2 pores or slits. S.E. Asia.
next:688
687:(A)
previous:686
Leaves, young stems, and calyx with long, club-shaped glands. Calyx and corolla imbricate. Anthers with 2 apical pores or short slits. Leaves alternate. S. Africa.
687:(B)
Plants without such glands. Calyx valvate, corolla induplicative-valvate. Anthers with 1 apical pore. Leaves alternate, or opposite, or in whorls. Australia.
688:(A)
previous:686
Fertile stamens 2 - 5. Anthers with apical pores or transverse slits.
next:689
688:(B)
Fertile stamens 10. Anthers with poriform, introrse slits. Flowers in cymes. Ovary 3-locular. Ovules collateral. (Sladeniaceae)
Sladeniaceae
689:(A)
previous:688
Flowers in panicles. Fertile stamens 2 or 3, epipetalous. Ovary 2- or 3-locular. Ovules serial. (Meliosmaceae: Ophiocaryon)
Meliosmaceae
689:(B)
Flowers in racemes. Fertile stamens 5, alternipetalous. Ovary 5-locular. Ovules collateral.