Perennial, forming large patches; stems slender. Lvs simple, dull green, moderately hairy above and below, (5)-10-25-(35) mm diam., divided to 1/4-⅔-(4/5) of radius into mostly 5 segments; segments broadly oblong to obovate, each again usually 3-lobed and serrate; many teeth with conspicuous hair-tips giving an irregular appearance to the flat margin; petiole densely hairy. Umbels simple, with numerous fls; peduncles much > lvs. Fls long-pedicellate. Fr. hairy, 1.5-1.8 × 1-1.5 mm, acute on dorsal edge; ribs raised, slender.