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Hansen & Rahn | Family List

Balanophoraceae Richard

habit
herbaceous plants

important diagnostics
chlorophyll absent

distribution
African, Asian, Australian and Oceanian, European, 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

inflorescence
raceme, spike

flower: sexuality
bisexual, unisexual

flower: symmetry
actinomorphic

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

flower: disc
absent, present

flower: perianth number
0, 2, 3, 4, 5, 6, 7+

flower: perianth nature
perianth of similar segments

flower: sepal number
0, 2, 3, 4, 5, 6+

flower: sepal position
all free from one another, connate

flower: sepal nature
sepals valvate

flower: petal number
0

stamen: number
1, 2, 3, 4, 5, 6, 7, 8, 9, 11+

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

stamen: filaments
free from 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
1, 2, 3, 4, 5

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

fruit: type
a nut, fleshy

fruit: seed
1 seed

seed: embryo
straight

seed: endosperm
seeds with endosperm


 

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