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Hansen & Rahn | Family List

Hydrophyllaceae R. Brown

habit
woody plants, herbaceous plants

important diagnostics
spiny stems or leaves

hairs
glandular, stellate, stellate, peltate or scale-like

distribution
African, Asian, North American, South American

leaf: position
opposite or verticillate, alternate

leaf: nature
not compound, compound, pinnately compound

leaf: venation
pinnate or hardly visible in leaves or leaflets., longitudinal in leaves or leaflets, palmate in leaves or leaflets

margin
with entire margin, lobed or divided, dentate

leaf: stipules
absent

inflorescence
solitary, corymb, head, simple, sympodial

flower: sexuality
bisexual

flower: symmetry
actinomorphic

flower: receptacle
small

flower: disc
absent, present

flower: perianth number
7+

flower: perianth nature
perianth of calyx and corolla

flower: sepal number
5, 6+

flower: sepal position
all free from one another, connate

flower: sepal nature
sepals imbricate or contorted

flower: petal number
5, 6, 7, 8, 9, 10

flower: petal position
petals connate, petals imbricate

flower: petal nature
petals contorted

stamen: number
4, 5, 6, 7, 8, 9, 10

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

stamen: filaments
free from the corolla, inserted on the corolla, not connate

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

pistil: carpel
2

pistil: ovary
1-locular, 2-locular

pistil: ovule
2 in each loculus, 3+ in each loculus

pistil
ovules parietal, carpels connate, ovules axile, carpels connate, ovules attached to the central axis or ventrally in apocarpae

fruit: type
a capsule

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

seed: aril
arillus or arill-like organs present

seed: embryo
straight, curved

seed: endosperm
seeds with endosperm


 

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