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Hansen & Rahn | Family List

Antoniaceae Hutchinson

habit
woody plants

hairs
glandular

distribution
African, Asian, South American

leaf: position
opposite or verticillate

leaf: nature
not compound

leaf: venation
pinnate or hardly visible in leaves or leaflets.

margin
with entire margin, dentate

leaf: epidermis
epidermis of leaf papillose

leaf: stipules
absent, present

inflorescence
simple, sympodial, compound, sympodial or monopodial

flower: sexuality
bisexual

flower: symmetry
actinomorphic, zygomorphic or irregular

flower: receptacle
small

flower: disc
absent

flower: perianth number
7+

flower: perianth nature
perianth of calyx and corolla

flower: sepal number
4, 5, 6+

flower: sepal position
all free from one another, connate

flower: petal number
4, 5

flower: petal position
petals connate

flower: petal nature
petals valvate

stamen: number
1, 4, 5

stamen: anthers
dorsifixed or ventrifixed, extrorse, opening by longitudinal slits, 1-locular at anthesis

stamen: filaments
inserted on the corolla, not connate

pistil: style
style 1, or styles more or less connate

pistil: carpel
2

pistil: ovary
2-locular

pistil: ovule
3+ in each loculus

pistil
ovules axile, carpels connate, ovules attached to the central axis or ventrally in apocarpae

fruit: type
a capsule

fruit: seed
2 seeds, 3+ seeds

seed: embryo
straight, curved

seed: endosperm
seeds with endosperm


 

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