690:(A)
previous:659
Placenta(s) central, or axillary, or apical.
next:693
690:(B)
Placentas parietal. Sepals and petals 4. Endosperm absent. Embryo curved.
next:691
691:(A)
previous:690
Calyx 4- or 5-lobed. Petals 5. Ovary with a longitudinal false sept. Herbs or shrubs. (Astragalus)
691:(B)
Sepals 4. Petals 4. Endosperm absent. Embryo curved.
next:692
692:(A)
previous:691
Filaments all equal in length. Undershrubs.
692:(B)
Filaments unequal in length. Corolla actinomorphic or radiate, not spurred. Stamens free or 4 pairwise connate; anthers 2-locular. Endosperm scanty or absent. Embryo large, curved.
693:(A)
previous:690
Stamens as many as the petals, or less.
next:694
693:(B)
More stamens than petals.
next:704
694:(A)
previous:693
Stamens as many as the petals, or less, then bracts of the sterile flowers (if any) not strongly modified.
next:695
694:(B)
Petals 5. Stamens 3. Bracts of sterile flowers modified, saccate, pitcher-like, or spathulate, brightly coloured.
695:(A)
previous:694
Anthers free.
next:696
695:(B)
Anthers connate around the ovary. Herbs, rarely shrub-like. Flowers zygomorphic. Petals and stamens 5.
696:(A)
previous:695
Flowers actinomorphic or nearly so.
next:697
696:(B)
Flowers zygomorphic. Woody plants. Petal and fertile stamen 1. C. , S. America.
697:(A)
previous:696
Trees or shrubs, rarely herbs. Leaves simple, undivided, or digitately compound. Stipules usually present, sometimes absent. Flowers 3 - 5-merous.
next:698
697:(B)
Herbs. Leaves 3-foliolate. Stipules absent. Flowers 8-merous. C. , S. -America.
698:(A)
previous:697
Stamens epipetalous. Filaments usually connate.
next:699
698:(B)
Stamens alternipetalous. Filaments free. Calyx imbricate.
next:700
699:(A)
previous:698
Leaves simple. Anthers 2-locular, locules rarely sub-confluent at the apex. Calyx valvate.
699:(B)
Leaves digitately compound. Anthers 1-locular. Stipules present.
700:(A)
previous:698
Well-developed leaves present. Fruit a loculicid capsule or indehiscent.
next:701
700:(B)
Leaves reduced to minute scales. Fruit an apically irregularity septicide capsule. Texas, Mexico. (Canotia, also in Koeberliniaceae)
Koeberliniaceae
701:(A)
previous:700
Leaves either serrate or with 3 apical teeth. Ovary 3- or 5-locular.
next:702
701:(B)
Leaves entire. Ovary 1- or 2-locular.
702:(A)
previous:701
Leaves either with 3 apical teeth, or glandular serrate, without long club-shaped glands. Ovary 3- or 5-locular. America or Australia.
next:703
702:(B)
Leaves usually pinnatifid, with long club-shaped glands. Ovary 3-locular. S. Africa.
703:(A)
previous:702
Leaves with 3 apical teeth. Ovary 3-locular. S. America. ( Tribelaceae)
Tribelaceae
703:(B)
Leaves glandular-serrate. Ovary 5-locular. N. E. Australia. (Abrophyllum , Cuttsia, also included in Escalloniaceae)
Escalloniaceae
704:(A)
previous:693
Stamens 6 - 1 0.
next:705
704:(B)
Stamens 5. Herbs or undershrubs. Flowers zygomorphic. Petals 3. Anthers connate.
705:(A)
previous:704
Anthers with apical pores.
next:706
705:(B)
Anthers with 2 longitudinal slits, sometimes poriform, but opening from the base up.
next:709
706:(A)
previous:705
Anthers with 2 apical pores. Calyx and corolla imbricate.
next:707
706:(B)
Anthers with 1 apical pore. Calyx valvate, corolla induplicative-valvate. Ovary 2-locular. Australia.
707:(A)
previous:706
Stipules absent. Anthers dorso-versatile.
next:708
707:(B)
Stipules present. Anthers basifix-adnate. Stem woody. Ovary 3-5-locular.
708:(A)
previous:707
Herbs. Ovary 5-locular.
708:(B)
Woody plants. Ovary 3-locular.
709:(A)
previous:705
Sepals valvate. Leaves alternate, simple, rarely absent. Sepals free or connate.
next:710
709:(B)
Sepals imbricate or apert. Leaves compound, or simple, then if also alternate, either without stipules, or stamens free.
next:713
710:(A)
previous:709
Filaments free.
next:711
710:(B)
Filaments connate. Stipules present. Sepals usually connate.
711:(A)
previous:710
Woody plants. Stamens 8. Ovary long-stipitate. Stigma usually sessile. Fruit a berry. Endosperm absent. Embryo curved.
711:(B)
Herbs or undershrubs. Stamens 10. Ovary sessile, rarely with an androgynophore. Style present. Fruit a capsule. Endosperm present. Embryo straight. Flowers yellow.
next:712
712:(A)
previous:711
Staminodes absent. (Corchorus)
712:(B)
Staminodes present. (Corchoropsis also in Sterculiaceae)
713:(A)
previous:709
Stipules present. Leaves not translucent-glandular-dotted. Stamens free. Anthers dorsifix. Endosperm present.
next:714
713:(B)
Stipules absent.
next:715
714:(A)
previous:713
Leaves compound. Flowers solitary, or in dichasia, or in fascicles. Aril absent. Leaves usually opposite. Flowers 4- or 5-merous. Fruit a capsule or a berry.
714:(B)
Leaves simple. Flowers in spikes or racemes. Aril present. Leaves alternate, serrate. Flowers 4-merous. Fruit a berry. S.E. Asia.
715:(A)
previous:713
Filaments free.
next:716
715:(B)
Filaments more or less connate into a tube. Anthers basifix.
716:(A)
previous:715
Leaves simple or rarely absent.
next:717
716:(B)
Leaves compound, translucently-glandular-dotted.
717:(A)
previous:716
Bracts of sterile flowers (if any) not strongly modified. Shrubs. Leaves simple, undivided.
next:718
717:(B)
Bracts of sterile flowers pitcher-like, saccate, or spurred, brightly coloured. Anthers basifix, introrse. Ovary 2-many-locular. Tropical America.
718:(A)
previous:717
Stamens 6 - 10. Endosperm scanty or absent.
next:719
718:(B)
Stamens 10. Endosperm copious. Anthers dorso-versatile. Ovary 5-locular. W. , C. China. (Clematoclethra)
719:(A)
previous:718
Anthers basifix. Ovary sessile. (incl. Asteropeiaceae)
Asteropeiaceae
719:(B)
Anthers dorsifix. Ovary short- to long-stipitate. (incl. Koeberliniaceae: Koeberlinia)
Koeberliniaceae