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Hansen & Rahn | Family List

Brunoniaceae Dumortier

habit
herbaceous plants

hairs
glandular

distribution
Australian and Oceanian

leaf: position
alternate

leaf: nature
not compound

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

margin
with entire margin

leaf: stipules
absent

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

flower: sexuality
bisexual

flower: symmetry
actinomorphic

flower: receptacle
small

flower: disc
absent

flower: perianth number
7+

flower: perianth nature
perianth of calyx and corolla

flower: sepal number
5

flower: sepal position
connate

flower: sepal nature
sepals valvate

flower: petal number
5

flower: petal position
petals connate

flower: petal nature
petals valvate

stamen: number
5

stamen: anthers
basifixed, introrse, opening by longitudinal slits

stamen: filaments
inserted on the corolla, not connate

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

pistil: carpel
2

pistil: ovary
1-locular

pistil: ovule
1 in each loculus

pistil
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 nut

fruit: seed
3+ seeds

seed: embryo
straight

seed: endosperm
seeds without endosperm


 

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