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Hansen & Rahn | Family List

Winteraceae R. Brown ex Lindley

habit
woody plants

distribution
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: epidermis
epidermis of leaf papillose

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

leaf: stipules
absent

inflorescence
solitary, fascicle, simple, sympodial

flower: sexuality
bisexual, unisexual

flower: symmetry
actinomorphic

flower: receptacle
small, enlarged, conical or hemispherical

flower: disc
absent

flower: perianth number
7+

flower: perianth nature
perianth of calyx and corolla

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

flower: sepal position
all free from one another, connate

flower: sepal nature
sepals valvate

flower: petal number
4, 5, 6, 7, 8, 9, 10, 11+

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

stamen: number
5, 6, 7, 8, 9, 10, 11+

stamen: anthers
basifixed, introrse, extrorse, opening by longitudinal slits

stamen: filaments
free from the corolla, not connate

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

pistil: carpel
1, 2, 3, 4, 5, 6+

pistil: ovary
1-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 apex of the ovary

fruit: type
a capsule, fleshy

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

seed: embryo
straight

seed: endosperm
seeds with endosperm


 

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