 | herbs, or with a woody base and
otherwise herbaceous; NOT [shrubs or trees] |
 | plants with stolons; NOT [stolons
generally absent] |
 | leaves compound; NOT [leaves simple,
usually toothed]; NOT [leaves much dissected into linear lobes] |
 | basal leaves with 3 leaflets; NOT
[basal leaves with more than 3 leaflets] |
 | hypanthium lacking hooked prickles |
 | calyx double, with 2 rings of lobes,
the outer ones (bractlets) smaller than the inner; NOT [calyx simple, of
5 lobes] |
 | petals usually longer than the sepals;
NOT [petals small, little if any longer than the sepals] |
 | petals white |
 | stamens 10-many; NOT 5 |
 | carpels 10-many; NOT 5-20, NOT 2 |
 | carpels becoming achenes (sometimes on
a fleshy receptacle); NOT [carpels becoming druplets (raspberry-like)] |
 | receptacle fleshy in fruit (a
strawberry); NOT fruit dry |