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Vascular plant groups
Club mosses
Ferns
Vegetative key to families
Gymnosperms
Flowering plants
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Gratiola L. >
Fertile stamens 2, staminodes 2 or absent
Gratiola
consider the other alternative
Flowers on short peduncles less than 5 mm long. Staminodes present
consider the other alternative
Calyx
glabrous
. Leaves
ovate
to elliptic, mostly more than 8 mm wide,
entire
or
undulate
or sometimes ±
dentate
. Widespread. Wet places. Fl. spring–summer
Gratiola peruviana