3. Plant Habit and Habitat
Leaves
Inflorescence
Flower
Corolla
Calyx
Gynoecium
Androecium
Placentation
Fruit
Seeds
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4. Habitat
Terrestrial, rarely aquatic
Habit
Tree, shrub, herb, liana
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5. Simple
Entire margin
Decussate, rarely whorled
Usually connate stipules
Often bearing mucilage secreting
colleters
Colleters – produces mucilagenous
compounds to protect young shoot
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10. Syncarpous
Inferior ovary
Anatropous to hemitropous
Unitegmic
With funicular orburator
1-many per carpel
Nectaries present as disk atop ovary
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11. Anthers
Longitudinal in dehiscence
Stamens
4-5[rarely 3 or 8-10]
Alternipetalous & epipetalous
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15. Worldwide distribution but more in tropical areas
Economic importance:
Cinchona- source of quinine used to treat
malaria
Coffea arabica - source of coffee
Pausinystalia johimbe- source of sexual stimulant
(yohimbine)
Timber trees
Fruiting plants
Dye plants
Ornamental cultivar
16. Trees, shrubs, lianas, or herbs
Simple, entire, usually decussate leaves
Connate stipules, often with mucilage-secreting colleters
Inflorescence usually a cyme
Flowers usually bisexual
Perianth dichlamydeous, 4-5 merous, calyx absent in some
Androecium often 4 5-merous
Ovary usually inferior (rarely superior)
Often with an apical nectariferous disk, ovules with a funicular
obturator,
Fruit either a berry, capsule, drupe, or schizocarp.
K (4-5) [0] C (4-5) [(3,8-10)] A 4-5 [3,8-10] G (2) [(3-5+)], usually inferior,
rarely superior.