547:(A) (orig. 548 )
previous:C
previous:160
Ovary or ovaries superior on a small or dome-shaped receptacle. (When broadly sessile, try also the other lead)
next:548
547:(B)
Ovary inferior, or ovary or ovaries hemi-inferior, or superior on a distinct fly enlarged, flat to hollow receptacle or hypanthium.
next:1149
548:(A) (orig. 549 )
previous:F
previous:547
Disk absent, flowers occasionally with a corona.
next:549
548:(B)
Disk present, at least in the flowers of one sex.
next:926
549:(A) (orig. 550 )
previous:G
previous:548
Stamens 1 - 10.
next:550
549:(B)
Stamens 11 -more.
next:805
550:(A) (orig. 551 )
previous:H
previous:549
Style 1 per flower (even when ovaries free), either simple with 1 or 2- more stigmas adjacent at base, or absent and stigma 1, sessile.
next:551
550:(B)
Styles either 2 -more per flower, free or connate at base but not up to the stigmas, or stigmas 2 -more, sessile.
next:720
551:(A) (orig. 552 )
previous:550
Ovary 1 and 1-locular, sometimes incompletely so.
next:552
551:(B)
Ovary either 1 and 2 - more-locular or nearly so, or ovaries 2 - more, free, or connate at base, or at the apex.
next:628
552:(A) (orig. 553 )
previous:551
Ovule 1.
next:553
552:(B)
Ovules 2 -more.
next:570
553:(A) (orig. 554 )
previous:552
Filaments free, or connate into 2-more bundles.
next:554
553:(B)
Filaments all connate, at least at base, into a tube which may have a longitudinal slit on one side.
next:566
554:(A) (orig. 555 )
previous:553
Stipules absent.
next:557
554:(B)
Stipules present, though sometimes minute. Stigma undivided.
next:555
555:(A) (orig. 556 )
previous:554
Leaves simple. Sepals free. Ovule basal.
next:556
555:(B)
Leaves usually compound, rarely unifoliolate, or simple. Sepals connate at least at base. Ovule parietal.
556:(A) (orig. 557 )
previous:555
Trees. Wood not yellow. Flowers 4- or 5-merous. Stamens 8 or 10. Anthers with longitudinal slits. Tropical Africa. (Hua, also in Sterculiaceae, Styracaceae)
556:(B)
Shrubs. Wood yellow. Flowers 3-merous. Stamens 6. Anthers with valves. Temperate areas and tropical mountains. (Berberis)
557:(A) (orig. 558 )
previous:554
Stem woody.
next:558
557:(B)
Stem herbaceous, or woody at base only. Petals 4. Stamens 6.
next:564
558:(A) (orig. 559 )
previous:557
Leaves opposite.
next:559
558:(B)
Leaves alternate.
next:560
559:(A) (orig. 560 )
previous:558
Shrublets. Sepals 2. Petals 5. Stamens 4-7. Style 3-partite. Fruit 3-winged. S. Africa. (Portulacaria)
559:(B)
Trees. Sepals, petals, epipetalous stamens 3-5. Style simple. Fruit not winged. S.E. Asia. (Bouea)
560:(A) (orig. 561 )
previous:558
Leaves not translucent-glandular-punctate.
next:561
560:(B)
Leaves translucent-glandular-punctate. Leaves unifoliolate. Flowers 4-merous.
561:(A) (orig. 562 )
previous:560
Trees or shrubs. Flowers bisexual.
next:562
561:(B)
Woody climbers. Flowers unisexual. Leaves simple. Sepals 7. Petals 3 or 4. Stamens 6 - 10. Stigma simple.
562:(A) (orig. 563 )
previous:561
Sepals 3 - 6 in 1 or 2 whorls.
next:563
562:(B)
Sepals many, in a spiral. Leaves 2- or 3-pinnately compound. Anthers sessile, with valves. China, Japan. (Nandinaceae)
Nandinaceae
563:(A) (orig. 564 )
previous:562
Non-resinous plants. Perianth of 3-merous whorls, the outer 1 or 2 calycoid, the inner 2 corolloid. Anthers with valves. Wood yellow. (Berberis)
563:(B)
Plants often with copious (poisonous!) resin or latex. Perianth usually 4- or 5-merous and differently composed. Anthers with longitudinal slits.
564:(A) (orig. 565 )
previous:557
Sepals 4.
next:565
564:(B)
Sepals 2. Leaves divided. Corolla zygomorphic, more or less spurred. Stamens in 2 bundles, each with one 2-locular and two 1-locular anthers. Endosperm copious. Embryo basal, minute. (Fumariaceae)
Fumariaceae
565:(A) (orig. 566 )
previous:564
previous:578
Filaments all equal in length. (incl. Cleomaceae)
Cleomaceae
565:(B)
Filaments unequal in length. Corolla actinomorphic, not spurred. Stamens free, or 4 pairwise connate, all anthers 2-locular. Endosperm scanty or absent. Embryo large, curved.
566:(A) (orig. 567 )
previous:553
Anther with 1 transverse slit or with 1 pore.
next:567
566:(B)
Anther with 2 longitudinal slits or 2 apical pores.
next:568
567:(A) (orig. 568 )
previous:566
Flowers bisexual, zygomorphic. stigma undivided or 2-partite. Embryo straight. Stamens 8.
567:(B)
Flowers unisexual. Stigma 3-5-partite. Embryo curved.
568:(A) (orig. 569 )
previous:566
Flowers actinomorphic. Stamens 4-9. Trees or shrubs. Fruit a berry.
next:569
568:(B)
Flowers zygomorphic, rarely actinomorphic, then stamens 10.
569:(A) (orig. 570 )
previous:568
Leaves alternate, usually compound. Stipules absent. Calyx 4- or 5-partite or -fid. Ovule pendulous.
569:(B)
Leaves opposite, undivided. Stipules or an intra-petiolary ridge present. Calyx 2-4-dentate. Ovule erect.
570:(A) (orig. 571 )
previous:552
Ovules 2.
next:571
570:(B)
Ovules 3 -more.
next:590
571:(A) (orig. 572 )
previous:570
Ovules apical or central, pendulous.
next:572
571:(B)
Ovules basal or lateral.
next:573
572:(A) (orig. 573 )
previous:571
Ovules apical.
next:586
572:(B)
Ovules central. Woody plants. Leaves undivided. Corolla actinomorphic, valvate. Stamens 5 - 10, free. Stigma 3-lobed.
573:(A) (orig. 574 )
previous:571
Ovules anatropous or hemitropous.
next:574
573:(B)
Ovules atropous. Shrubs or trees. Leaves usually compound. Stipules absent. Stamens 5 or 10, connate at base. Flowers actinomorphic. Ovules collateral.
574:(A) (orig. 575 )
previous:573
Sepals 2, free.
next:575
574:(B)
Sepals 3-more, rarely 2, then nearly completely connate.
next:577
575:(A) (orig. 576 )
previous:574
Leaves divided. Stipules absent. Herbs. Petals 4.
next:576
575:(B)
Leaves undivided. Stipules present or leaves with axillary tufts of hairs. Flowers actinomorphic. Stamens 1-5, free.
576:(A) (orig. 577 )
previous:575
Flowers zygomorphic; outer 1 or 2 petals saccate to spurred. Stamens 6 in 2 bundles. Stigma capitate. (Fumariaceae)
Fumariaceae
576:(B)
Flowers actinomorphic; petals neither saccate, nor spurred. Stamens 4, free. Stigma 2-lobed. (Pteridophyllaceae)
Pteridophyllaceae
577:(A) (orig. 578 )
previous:574
Stamens 6.
next:578
577:(B)
Stamens 2 - 5, or 8 - 10.
next:579
578:(A) (orig. 579 )
previous:577
Sepals and petals clearly differentiated, both 4.
next:565
578:(B)
Perianth-segments numerous, not clearly differentiated into calyx and corolla. Leaves bi- or ternately pinnately compound. China, Japan. (Nandinaceae)
Nandinaceae
579:(A) (orig. 580 )
previous:577
Stamens free, or 8-10, rarely 3-5 and filaments connate, then either leaves compound and/or flowers zygomorphic and/or stamens alternipetalous.
next:580
579:(B)
Stamens 4-5, epipetalous. Filaments connate. Leaves alternate, simple. Flowers actinomorphic. Calyx 5-fid, valvate. Petals contort.
580:(A) (orig. 581 )
previous:579
Leaves not translucent-glandular-punctate, or rarely so, then either stipules present, or flowers zygomorphic.
next:581
580:(B)
Leaves translucent-glandular-punctate. Shrubs or trees. Stipules absent. Flowers actinomorphic.
581:(A) (orig. 582 )
previous:580
Ovules parietal.
next:582
581:(B)
Ovules basal. Leaves simple.
next:585
582:(A) (orig. 583 )
previous:581
Placenta 1.
next:583
582:(B)
Placentas 2. Leaves alternate, simple. Anthers 5, nearly sessile, connate. Fruit a berry.
583:(A) (orig. 584 )
previous:582
Stipules usually present, sometimes early fugacious, when absent flowers actinomorphic. Anthers with longitudinal slits
next:584
583:(B)
Stipules absent. Flowers zygomorphic. Anthers with 1 terminal pore. Leaves usually densely hairy, simple, rarely 3-foliolate. Sepals 4 or 5, imbricate, free, unequal. Endosperm absent. America.
584:(A) (orig. 584a )
previous:583
Stipules present, sometimes early fugacious. Flowers zygomorphic or actinomorphic. Calyx-segments and petals usually 5. Endosperm scanty or absent, rarely copious.
584:(B)
Stipules absent. Flowers actinomorphic. Sepals 3. Petals 6. Endosperm ruminate. Medullary rays in twigs on cross-section usually regular and distinct, dilating in the bark. Leaves simple, undivided. Sepals valvate. Petals imbricate.
585:(A)
previous:581
Leaves opposite. Stamens 4 or 5.
585:(B)
Leaves alternate. Stamens 10. (Guilfoylia)
586:(A)
previous:572
Petals 4. Stamens 6, free, or the 4 longer ones pairwise connate. Herbs or undershrubs. Leaves simple. Stipules absent.
586:(B)
Stamens 2 - 5, or 7 - 10, rarely 6, then either all connate, or petals 3.
next:587
587:(A)
previous:586
Filaments free, rarely connate, then either flowers zygomorphic or stipules present.
next:588
587:(B)
Stipules absent. Flowers actinomorphic. Filaments connate. Shrubs or trees. Leaves pinnately compound.
588:(A)
previous:587
Leaves not translucent-glandular-punctate, or rarely so, then either stipules present or flowers zygomorphic.
next:589
588:(B)
Leaves translucent-glandular-punctate. Stipules absent. Flowers actinomorphic. Shrubs or trees. Leaves compound. Calyx 3- or 4-dentate. Petals 3 or 4, imbricate. Stamens 6-8. Fruit a drupe.
589:(A)
previous:588
Leaves simple. Stipules absent. Flowers actinomorphic. Shrubs or trees. Stamens 4 or 5, free. Fruit a drupe or a nut.
589:(B)
Leaves compound, rarely simple, then either stipules present or flowers zygomorphic.
590:(A)
previous:570
Placenta 1, basal or central.
next:591
590:(B)
Placentas 1-several, parietal.
next:598
591:(A)
previous:590
Ovules erect or laterally attached on a central placenta.
next:592
591:(B)
Ovules pendulous. Stigma 1. Ovules 3-5.
592:(A)
previous:591
Anthers with longitudinal slits, rarely with apical pores. Leaves simple.
next:594
592:(B)
Anthers with valves. Leaves alternate or radical. Stamens 6. Stigma 1. Ovules basal.
next:593
593:(A)
previous:592
Stem herbaceous, rhizome tuberous or creeping, fleshy. Leaves radical or cauline. (Leonticaceae)
Leonticaceae
593:(B)
Stem woody.
594:(A)
previous:592
Sepals 3 -more, or calyx 2- or 3-fid.
next:595
594:(B)
Sepals 2. Stigmas 2-8.
595:(A)
previous:594
Stem woody. Leaves alternate. Stigma undivided or lobed.
next:596
595:(B)
Stem herbaceous, at most woody at base. Leaves opposite. Stigma grooved, lobed or divided. Leaves undivided. Fruit a capsule.
596:(A)
previous:595
Petals and stamens 4 or 5. Fruit a drupe.
596:(B)
Petals 5. Stamens 10.
next:597
597:(A)
previous:596
Leaves simple. Calyx 2- or 3- lid. Style terminal. Tropical Africa. (Afrostyrax, formerly in Styracaceae)
597:(B)
Leaves pinnately compound. Sepals 5. Style gynobasic. Mexico. (Recchia)
598:(A)
previous:590
Placentas 2 -more.
next:599
598:(B)
Placenta 1.
next:601
599:(A)
previous:598
Petals 3.
next:600
599:(B)
Petals 4 -more.
next:606
600:(A)
previous:599
Non-green parasites. Leaves scale-like. Sepals 3. Stamens 6. Embryo very small. (Hypopitys)
600:(B)
Autotrophic, green plants. Leaves well-developed. Sepals 5. Stamens 3 - 10. Embryo large. ( Lechea)
601:(A)
previous:598
More stamens than petals, rarely as many or less, then either stem woody or stipules present.
next:602
601:(B)
Stamens as many as the petals, epipetalous. Herbs. Stipules absent. Flowers actinomorphic.
next:605
602:(A)
previous:601
Stipules present, sometimes early fugacious. Flowers zygomorphic or actinomorphic. Calyx-segments and petals usually 5. Endosperm scanty or absent, rarely copious.
602:(B)
Stipules absent. Flowers actinomorphic.
next:603
603:(A)
previous:602
Sepals and petals (4 or) 5, imbricate. Twigs without such medullary rays as in Annonaceae (see sub 604) Leaves simple or compound, hairy or glabrous. Endosperm, if present, not ruminate.
603:(B)
Sepals either 3 and valvate or calyptrate and caducous, or persistent and then cup- or saucer-shaped, entire or ruptured into more or less irregular lobes.
next:604
604:(A)
previous:603
Wood with vessels. Twigs on cross-section with a regular pattern of radial medullary rays, dilating in the bark. Leaves hairy or glabrous. Calyx either with distinct lobes or sepals free. Endosperm ruminate.
604:(B)
Wood without vessels. Twigs without such medullary rays. Leaves glabrous. Calyx either calyptrate and caducous, or persistent, then cup- or saucer-shaped, entire or ruptured into more or less irregular 'lobes'. Endosperm not ruminate. (Belliolum, Bubbia, Drymis, Pseudowintera)
605:(A)
previous:601
Sepals 12-15, or stamens 4. (Epimedium, Vancouveria)
605:(B)
Sepals 4-8, or stamens 6-more. (Podophyllaceae)
Podophyllaceae
606:(A)
previous:599
Sepals 2 or 3.
next:607
606:(B)
Sepals 4- more.
next:611
607:(A)
previous:606
Petals 4 or 6.
next:608
607:(B)
Petals 5 or 10.
next:610
608:(A)
previous:607
Petals not spurred. Stamens 4.
next:609
608:(B)
Outer 1 or 2 petals saccate to spurred. Stamens 6 in 2 bundles of 3. (Fumariaceae)
Fumariaceae
609:(A)
previous:608
Flowers actinomorphic, petals entire. Ovules 3 or 4. (Pteridophyllaceae)
Pteridophyllaceae
609:(B)
Flowers more or less zygomorphic, outer petal 3-lobed, inner 3-partite. Ovules many. (Hypecoaceae)
Hypecoaceae
610:(A)
previous:607
Stamens connate, 10. Fruit a berry. Shrubs or trees. (Canella, Warburgia)
610:(B)
Stamens free, 10-more. Fruit a capsule. (Hudsonia)
611:(A)
previous:606
Sepals and petals 4.
next:612
611:(B)
Sepals and petals 5 - 8.
next:616
612:(A)
previous:611
Leaves alternate. Stigmas 1 or 2.
next:613
612:(B)
Leaves opposite. Stigmas 2-4. Herbs or undershrubs. Leaves simple, often ericoid. Stipules absent. Fruit a capsule. Salty areas.
613:(A)
previous:612
Leaves usually simple. Filaments free or connate at base only.
next:614
613:(B)
Leaves usually pinnately compound. Filaments connate. Woody plants. Stamens 8. Stigma 1. Fruit a capsule.
614:(A)
previous:613
Stipules absent. Ovules campylotropous. Fruit rarely a berry. Endosperm absent. Embryo curved.
next:615
614:(B)
Stipules present. Ovules anatropous. Fruit a berry. Endosperm present. Embryo straight. Plants woody. Flowers often before the leaves. Seeds arillate. Himalaya to Japan.
615:(A)
previous:614
Stamens 6, 2 shorter than the others. Ovary usually sessile. Stigmas 1 or 2. Herbs or undershrubs. Fruit dry, dehiscent.
615:(B)
Stamens either 6, equal, or 4, or 8. Ovary usually stipitate. Stigma 1.
616:(A)
previous:611
Calyx imbricate or apert.
next:617
616:(B)
Calyx valvate.
next:618
617:(A)
previous:616
Anthers introrse, latrorse, or apically dehiscent.
next:619
617:(B)
Anthers extrorse. Insectivorous herbs. Leaves radical, glandular. Stipules present. Flowers bisexual. Stamens 5, filaments long. Staminodes absent.
618:(A)
previous:616
Leaves opposite. Stamens 4-6. Stigmas 2-4. Halophilous herbs or undershrubs. Anthers extrorse or latrorse.
618:(B)
Leaves alternate. Stamens 6-9. Stigmas 2. Shrubs or small trees. E. Australia, Tasmania. (Escalloniaceae: Anopterus)
Escalloniaceae
619:(A)
previous:617
Stamens 5 - 8.
next:620
619:(B)
Stamens 10.
next:621
620:(A)
previous:619
Flowers bisexual or polygamous.
next:625
620:(B)
Flowers unisexual. Flowers actinomorphic. Stamens 5 or 6. Corona present. (Adenia)
621:(A)
previous:619
Leaves simple, undivided.
next:622
621:(B)
Leaves pinnately-compound. Woody plants. Leaves translucent-glandular-punctate. Fruit a berry.
622:(A)
previous:621
Herbs. Anthers adnate, usually with apical pores or slits, if with longitudinal slits, plants non-green saprophytes.
next:623
622:(B)
Woody plants, rarely herbs. Anthers versatile, usually with longitudinal slits.
next:624
623:(A)
previous:622
Autotrophic plants with well-developed, green leaves. Anthers incurved in bud, with 2 apical pores or tubules.
623:(B)
Non-green saprophytes without well-developed leaves. Anthers erect in bud, thecae with a common slit, or with 2 longitudinal slits.
624:(A)
previous:622
Herbs or undershrubs, often ericoid. Anthers introrse. Ovary completely 1-locular. Stigmas 3 or 4. Endosperm absent. ( Tamariceae)
624:(B)
Woody plants, non-ericoid. Stamens epipetalous. Fruit a capsule. (cf. Homalium)
625:(A)
previous:620
Fertile stamens 5-8, staminodes absent. Fruit a loculicide capsule, or a berry, or dry, indehiscent, 1-seeded.
next:626
625:(B)
Fertile stamens 5, rarely 8; staminodes in an outer whorl. Fruit a septicide capsule. Stipules present.
626:(A)
previous:625
Stipules absent. Flowers actinomorphic or nearly so. Woody plants.
next:627
626:(B)
Stipules present, rarely absent, then flowers distinctly zygomorphic. Filaments short. Anthers usually appendiculate.
627:(A)
previous:626
Stamens 5, alternipetalous. Embryo minute.
627:(B)
Stamens 5-8, epipetalous. Embryo relatively large. Leaves alternate or in whorls. Anthers latrorse. Connective broad. (cf. Gerrardina)