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Hansen & Rahn | Family List

Hippocastanaceae Candolle

habit
woody plants

distribution
Asian, European, North American, South American

leaf: position
opposite or verticillate

leaf: nature
compound, ternately compound, palmately compound

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

margin
with entire margin, dentate

leaf: stipules
absent

inflorescence
raceme, compound, sympodial or monopodial

flower: sexuality
bisexual, unisexual

flower: symmetry
zygomorphic or irregular

flower: receptacle
small

flower: disc
present

flower: perianth number
6, 7+

flower: perianth nature
perianth of calyx and corolla

flower: sepal number
5

flower: sepal position
all free from one another, connate

flower: sepal nature
sepals imbricate or contorted

flower: petal number
4, 5

flower: petal position
all free from one another, petals imbricate

stamen: number
5, 6, 7, 8

stamen: anthers
dorsifixed or ventrifixed, basifixed, introrse, opening by longitudinal slits

stamen: filaments
free from the corolla, not connate

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

pistil: carpel
3

pistil: ovary
3-locular

pistil: ovule
2 in each loculus

pistil
ovules axile, carpels connate, ovules attached to the central axis or ventrally in apocarpae, ovules attached to the apex of the ovary, ovules attached to the base of the ovary

fruit: type
a capsule

fruit: seed
1 seed, 2 seeds, 3+ seeds

seed: embryo
curved

seed: endosperm
seeds without endosperm


 

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