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Callitrichaceae Link
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habit
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herbaceous plants
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important diagnostics
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aquatic plants, leaves floating or submerged
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hairs
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glandular, stellate, stellate
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distribution
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African, Asian, Australian and Oceanian, European, North American, South American
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leaf: position
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opposite or verticillate
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leaf: nature
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not compound
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leaf: venation
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longitudinal in leaves or leaflets
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margin
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with entire margin, dentate
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leaf: stipules
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absent
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inflorescence
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solitary
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flower: sexuality
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unisexual
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flower: symmetry
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actinomorphic
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flower: receptacle
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small
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flower: disc
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absent
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flower: perianth number
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0
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flower: sepal number
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0
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flower: petal number
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0
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stamen: number
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1
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stamen: anthers
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basifixed, introrse, extrorse, opening by longitudinal slits
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stamen: filaments
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free from the corolla, not connate
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pistil: style
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styles absent, stigmas sessile, styles more than 1, free
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pistil: carpel
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2
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pistil: ovary
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4-locular
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pistil: ovule
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1 in each loculus
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pistil
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ovules axile, carpels connate, ovules attached to the central axis or ventrally in apocarpae, ovules attached to the apex of the ovary
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fruit: type
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a nut, fleshy
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fruit: seed
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1 seed, 3+ seeds
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seed: embryo
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straight
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seed: endosperm
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seeds with endosperm
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Treatments in Other Floras @ www.efloras.org
Other Databases
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