|
herbs; NOT [shrubs or trees] |
|
land plants; NOT [water plants] |
|
plants NOT parasitic on trees (plants
rooted in soil or water); NOT [plants parasitic on branches of trees] |
|
plant cushion-like |
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leaves opposite; NOT [leaves alternate] |
|
leaves with stipules free or sheathing
the stem; NOT [leaves without stipules] |
|
stipules membranous; NOT [stipules
forming a sheath above nodes] |
|
flowers with only one floral ring, with
sepals but not petals |
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stamens and pistils in each flower; NOT
[stamens or pistils in separate flowers on the same plant] |
|
plants with stems or stemless, but with
more than one pair of leaves; NOT [plants stemless with a single pair of
large reniform leaves, calyx 3-lobed] |