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Hansen & Rahn | Family List

Koeberliniaceae Engler

habit
woody plants

important diagnostics
spiny stems or leaves

hairs
peltate or scale-like

distribution
North American, South American

leaf: position
alternate

leaf: nature
not compound

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

leaf: stipules
absent

inflorescence
raceme

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
4, 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, 8

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

stamen: filaments
free from the corolla, not connate

pistil: gynophore
present

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

pistil: carpel
2, 5

pistil: ovary
2-locular, 5-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, fleshy

fruit: seed
3+ seeds

seed: embryo
straight, curved

seed: endosperm
seeds without endosperm, seeds with endosperm


 

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