628:(A)
previous:551
Ovule 1 per locule.
next:629
628:(B)
Ovules 2-more per locule.
next:659
629:(A)
previous:628
Ovule erect, ascending, or patent. Stamens as many as the petals, or more.
next:630
629:(B)
Ovule pendulous or descending.
next:638
630:(A)
previous:629
Leaves opposite.
next:631
630:(B)
Leaves alternate.
next:632
631:(A)
previous:630
Stipules present. Flowers unisexual. Flowers solitary, or in spikes, or in racemes, or in panicles. Petals 4. Stamens 41, free.
631:(B)
Stipules absent. Flowers polygamous. Leaves with translucent to black glandular dots or lines.
632:(A)
previous:630
Flowers bisexual, at least apparently so, or polygamous.
next:633
632:(B)
Flowers unisexual,-Stem woody. Stipules present. Flowers in fascicles. Petals 4. Stamens 4, free.
633:(A)
previous:632
Stamens not 4.
next:634
633:(B)
Stamens 4. Trees. Petals 4. ( Tetrameristaceae)
Tetrameristaceae
634:(A)
previous:633
Aquatics or marsh-plants. Stamens and petals 5. (Hydrocera)
634:(B)
Terrestrial plants.
next:635
635:(A)
previous:634
Shrubs or trees. Stamens 3 - 5, or 7 - 10, rarely 6, then petals 3 or 6.
next:636
635:(B)
Herbs or undershrubs. Petals 4. Stamens 6.
636:(A)
previous:635
Stipules present.
next:637
636:(B)
Stipules absent. Leaves usually compound, rarely unifoliolate. Filaments connate. Anthers with longitudinal slits.
637:(A)
previous:636
Calyx imbricate. Filaments free. Anthers usually with apical pores.
637:(B)
Calyx valvate, Filaments free or connate. Stamens 5, epipetalous.
638:(A)
previous:629
Flowers bisexual or polygamous.
next:641
638:(B)
Flowers unisexual.
next:639
639:(A)
previous:638
Petals valvate. Endosperm absent. (Picrolemma)
639:(B)
Petals imbricate. Endosperm present. Ovules usually with a caruncle.
next:640
640:(A)
previous:639
Petals in a whorl. Micropyle pointing outward.
640:(B)
Petals decussate (2 + 2, rarely only 2) Micropyle pointing inward. Ovary 2-locular. Stigma 1, sessile. Seed ruminate. (also included in Aquifoliaceae)
641:(A)
previous:638
Filaments free, stamens rarely paired with connate filaments.
next:642
641:(B)
Filaments all connate at least at base.
next:654
642:(A)
previous:641
Anthers with 1 or 2 apical pores.
next:643
642:(B)
Anthers with 2 longitudinal slits.
next:645
643:(A)
previous:642
Stipules absent. Flowers solitary, axillary. Shrubs.
next:644
643:(B)
Stipules present. Flowers in racemes or in panicles. Calyx and corolla imbricate. Anthers with 2 apical pores.
644:(A)
previous:643
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.
644:(B)
Plants without such glands. Calyx valvate, corolla induplicative-valvate. Anthers with 1 apical pore. Leaves alternate, or opposite., or in whorls. Australia.
645:(A)
previous:642
Usually trees or shrubs. Petals 5, rarely 3 or 6, or 4, then either flowers polygamous or stamens 8 or stigma 1, sessile.
next:646
645:(B)
Herbs or undershrubs. Flowers bisexual. Petals 4. Stamens 2, 4, or 6. Style 1, stigmas 1 or 2. Ovary 2-locular.
646:(A)
previous:645
Corolla imbricate, rarely valvate, then endosperm scanty or absent. Micropyle extrorse, rarely introrse.
next:647
646:(B)
Corolla valvate. Endosperm copious. Micropyle introrse. Leaves undivided. Stipules absent. Flowers actinomorphic, bisexual. Ovary 3- or 4-locular. Fruit a drupe.
647:(A)
previous:646
Leaves not translucent-glandular-punctate, or rarely so, then stipules present.
next:648
647:(B)
Stipules absent. Leaves translucent-glandular-punctate.
648:(A)
previous:647
Calyx imbricate.
next:649
648:(B)
Calyx valvate. Plants usually herbaceous. Leaves simple. Stipules present. Flowers in cymes. Stamens 5 - 10.
649:(A)
previous:648
Stipules present, sometimes early fugacious.
next:650
649:(B)
Stipules absent.
next:651
650:(A)
previous:649
Sepals eglandular. Pedicels not articulate. Ovules anatropous. Embryo straight. Medifixed hairs absent.
650:(B)
Sepals usually with large glands at base. Pedicels articulate. Ovules usually hemi-anatropous. Embryo usually curved. Medifixed hairs present.
651:(A)
previous:649
Leaves alternate.
next:652
651:(B)
Leaves opposite or in whorls. (see 650)
652:(A)
previous:651
Ovary 1 with 2 locules.
next:653
652:(B)
Ovaries 3-5, free. Flowers in umbels or in panicles. Petals 3-5. Stamens 6- 10, appendiculate at base. Endosperm present or absent.
653:(A)
previous:652
Flowers usually solitary. Petals 5. Stamens 5. Endosperm absent. Tropical America. (Pelliceriaceae)
Pelliceriaceae
653:(B)
Flowers in racemes. Petals 4, rarely 2. Stamens 4-6, rarely more. Endosperm ruminate. New Caledonia to New Guinea. (also included in Aquifoliaceae)
654:(A)
previous:641
Anthers with 2 longitudinal slits.
next:655
654:(B)
Anthers with 1 apical pore. Leaves undivided. Stipules usually absent. Flowers zygomorphic.
655:(A)
previous:654
Herbs, sometimes woody at base, or undershrubs. Stipules present. Fruit a 5-locular schizocarp, not winged, usually awned. Temperate parts. Leaves pinnately partite to -compound, or digitately nerved.
next:656
655:(B)
Woody plants, rarely somewhat herbaceous, then leaves opposite or in whorls, simple and stipules absent. Fruit a capsule, or a berry, rarely a schizocarp, then 2- or 3-locular and often winged. (Sub-) tropics.
next:657
656:(A)
previous:655
previous:988
Flowers solitary, paired, or in umbels. Mericarps awned, very rarely not so, leaves then palmatinerved. Lower cauline leaves opposite. (Geranieae)
656:(B)
Flowers in spikes or racemes. Mericarps unawned. Lower cauline leaves alternate, pinnately partite to -compound. Greece to C.Asia. (Biebersteiniaceae)
Biebersteiniaceae
657:(A)
previous:655
Leaves simple, undivided, usually opposite. Filaments connate at base only.
next:658
657:(B)
Leaves pinnately compound, rarely 3-partite, usually alternate. Filaments connate into a tube for most of their length. Stipules absent. (Melioideae)
658:(A)
previous:657
previous:991
Woody plants. Stipules usually present. Sepals imbricate, often with large glands. Petals imbricate. Indument usually with medifixed hairs.
658:(B)
Woody herbs or undershrubs. Stipules absent. Sepals valvate, eglandular. Petals contort. Chile, S. Brazil. (Vivianiaceae)
Vivianiaceae