| terrestrial plants; NOT [aquatic or
creeping mud plants] |
| plants NOT stoloniferous, plants NOT
creeping |
| stems erect |
| plants generally less than 1.5 dm tall |
| plants hairy; NOT [glabrous or nearly
so] |
| leaves NOT finely dissected |
| leaves all, or in part, deeply lobed to
compound; NOT [entire or merely toothed] |
| basal and cauline leaves distinctly
unlike, some or all of the basal leaves merely toothed (or entire), most
of the cauline 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] |
| basal leaves deltoid-ovate in outline;
NOT reniform in outline; NOT [elliptic to linear] |
| basal leaves acute to rounded at base;
NOT more or less cordate at base |
| basal leaves crenate or lobed to almost
halfway; basal leaves NOT [lobed almost to the base, or divided] |
| early flowering species |
| sepals usually 5; NOT 3 |
| sepals long-villose |
| petals 5-9 mm long; NOT 1.5-3 mm long,
NOT 6-15 mm long |
| petals longer and wider than the sepals |
| petals yellow; NOT [white, sometimes
yellowish at base] |
| achenes in a globose head; NOT in a
cylindrical head |
| achenes glabrous |