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Hansen & Rahn | Family List

Convolvulaceae A. L. Jussieu

habit
woody plants, herbaceous plants

important diagnostics
milky juice present, spiny stems or leaves

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

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

leaf: position
alternate

leaf: nature
not compound, compound, pinnately compound

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

margin
with entire margin, lobed or divided

leaf: epidermis
epidermis of leaf papillose

leaf: glands/ligule
with pellucid or glandular dots or lines

leaf: stipules
absent

inflorescence
solitary, raceme, head, simple, sympodial, compound, sympodial or monopodial

flower: sexuality
bisexual, unisexual

flower: symmetry
actinomorphic, zygomorphic or irregular

flower: receptacle
small

flower: disc
absent, present

flower: perianth number
7+

flower: perianth nature
perianth of calyx and corolla

flower: sepal number
5

flower: sepal position
all free from one another

flower: sepal nature
sepals imbricate or contorted

flower: petal number
5

flower: petal position
petals connate, petals imbricate

flower: petal nature
petals contorted

stamen: number
5

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

stamen: filaments
inserted on the corolla, not connate

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

pistil: carpel
1, 2, 3

pistil: ovary
1-locular, 2-locular, 3-locular, 4-locular

pistil: ovule
1 in each loculus, 2 in each loculus, 3+ in each loculus

pistil
carpels free from each other or carpel 1, ovules axile, carpels connate, ovules attached to the central axis or ventrally in apocarpae, ovules attached to the base of the ovary

fruit: type
a capsule, fleshy

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

seed: embryo
straight, curved

seed: cotyledons
folded or crumpled

seed: endosperm
seeds with endosperm


 

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