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Hansen & Rahn | Family List

Araliaceae A. L. Jussieu

habit
woody plants, herbaceous plants

important diagnostics
spiny stems or leaves

hairs
stellate, stellate, 2-armed or T-shaped, non-glandular, branched, tufted, non-glandular, peltate or scale-like

distribution
African, Asian, Australian and Oceanian, European, North American, South American

leaf: position
opposite or verticillate, alternate

leaf: nature
not compound, compound, pinnately compound, ternately compound, palmately compound

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

margin
with entire margin, lobed or divided, dentate

leaf: epidermis
epidermis of leaf papillose

leaf: stipules
absent, present

inflorescence
raceme, spike, umbel, head, compound, sympodial or monopodial

flower: sexuality
bisexual, unisexual

flower: symmetry
actinomorphic

flower: receptacle
enlarged, completely united with the ovary, totally or partially covering it

flower: disc
present

flower: perianth number
3, 4, 5, 6, 7+

flower: perianth nature
perianth of calyx and corolla

flower: sepal number
0, 3, 4, 5, 6+

flower: sepal position
connate

flower: sepal nature
sepals imbricate or contorted, sepals valvate

flower: petal number
3, 4, 5, 6, 7, 8, 9, 10, 11+

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

flower: petal nature
petals valvate

stamen: number
3, 4, 5, 6, 7, 8, 9, 10, 11+

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

stamen: filaments
free from the corolla, not connate

pistil: style
styles absent, stigmas sessile, styles more than 1, free, style 1, or styles more or less connate

pistil: carpel
1, 2, 3, 4, 5, 6+

pistil: ovary
1-locular, 2-locular, 3-locular, 4-locular, 5-locular, 6+ locules

pistil: ovule
1 in each loculus

pistil
carpels free from each other or carpel 1, ovules axile, carpels connate, ovules attached to the apex of the ovary

fruit: type
fleshy

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

seed: embryo
straight

seed: endosperm
seeds with endosperm, endosperm ruminate


 

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