=Loganiaceæ=
ll) Ovules 1-2 in each cell; corolla lobes imbricate.
=Verbenaceæ=
kk) Herbs or herbaceous climbers:
l) Ovary imperfectly celled by the intrusive placentas.
=Gentianaceæ=
ll) Ovary perfectly 2-celled with axile placentas; style
simple.
=Solanaceæ=
ee) Leaves alternate or all radical or reduced to scales:
f) Leafless parasites destitute of chlorophyll; ovary 2-celled;
ovules 2 in each cell.
=Convolvulaceæ=
ff) Not parasitic or rarely so and then leafy:
g) Leaves densely covered with viscid gland-tipped tentacles,
mostly all radical; more or less stemless herbs.
=Droseraceæ=
gg) Leaves without tentacles:
h) Leaves stipulate:
i) Flowers unisexual; petals not bifid.
=Euphorbiaceæ=
ii) Flowers hermaphrodite; petals bifid.
=Chailletiaceæ=
hh) Leaves without stipules:
i) Stamens hypogynous or perigynous, free from the corolla or
slightly adnate to its base:
j) Anthers opening by terminal pores, often with appendages;
woody plants.
=Ericaceæ=
jj) Anthers opening by longitudinal slits:
k) Stamens 4-6:
l) Leaves gland-dotted; petals connivent by their claws;
disk usually conspicuous.
=Rutaceæ=
ll) Leaves not gland-dotted.
m) Petals only slightly united at the base:
n) Leaves pinnate or 1-3-foliolate.
=Connaraceæ=
nn) Leaves simple:
o) Stamens opposite the petals.
=Olacaceæ=
oo) Stamens alternate with the petals.
=Pittosporaceæ=
mm) Petals united high up, sometimes free at the base:
n) Trees or shrubs.
=Burseraceæ=
nn) Herbs.
=Campanulaceæ=
kk) Stamens more than 6:
l) Corolla tube fairly long; no disk; leaves not very small.
=Ebenaceæ=
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