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terrestrial plants; NOT aquatic plants,
NOT mud plants |
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plants mostly with erect stems; plants
NOT creeping, plants NOT with stolons, NOT with runners |
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plants generally less than 1.5 dm tall |
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plants glabrous or nearly so; NOT hairy |
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leaves NOT mostly floating, NOT submerged |
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leaves all, or in part, deeply lobed to
compound; leaves NOT [entire or merely toothed] |
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leaves NOT finely dissected |
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basal and cauline leaves distinctly
unlike, some or all of the basal leaves merely toothed (or entire), most
of the cauline leaves deeply cleft and sessile or subsessile; NOT [basal
and cauline leaves all deeply incised or divided into distinct segments,
the cauline smaller or with fewer segments or with shorter petioles] |
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basal leaves elliptic to lanceolate,
entire; NOT linear-lanceolate to filiform, NOT [ovate to rhomboid,
reniform], NOT deeply divided |
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stem leaves lobed |
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early flowering |
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sepals usually 5; NOT 3 |
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sepals lavender tinged on the back |
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petals longer and wider than the sepals |
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petals 6-15 mm long; NOT 1.5-3 mm long,
NOT 5-9 mm long |
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petals yellow; NOT [white, sometimes
yellowish at base] |
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achenes in a globose head; NOT in a
cylindrical head |
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achenes glabrous; NOT densely hairy |