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Hansen & Rahn | Family List

Basellaceae Moquin Tandon

habit
herbaceous plants

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

leaf: position
alternate

leaf: nature
not compound

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

margin
with entire margin

leaf: stipules
absent, present

inflorescence
raceme, spike, compound, sympodial or monopodial

flower: sexuality
bisexual, unisexual

flower: symmetry
actinomorphic

flower: receptacle
small, enlarged, totally or partially free from the ovary

flower: disc
absent, present

flower: perianth number
5, 7+

flower: perianth nature
perianth of similar segments, perianth of calyx and corolla

flower: sepal number
2, 5

flower: sepal position
all free from one another, connate

flower: sepal nature
sepals imbricate or contorted

flower: petal number
0, 5

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

stamen: number
5

stamen: symmetry
the same number as and opposite the petals or alternate with the sepals

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

stamen: filaments
inserted on the corolla, not connate, connate into 1 tube or bundle

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

pistil: carpel
3

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, fleshy

fruit: seed
1 seed

seed: embryo
straight, curved

seed: endosperm
seeds without endosperm, seeds with endosperm


 

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