Protologue Description: GEUM pulchrum sp. n. Caule erecto piloso-hispido apice glanduloso-puberulo 4-11-floro; foliis radicalibus interrupte pinnatisectis subtus hispidis lobis obovatis dentatis, foliis caulinis trilobis, lobis obovatis,; stiplulis anguste ovatis argute serratis; pedunculis purpurascentisbus tenuibus; floribus nutantibus; clace purpurascente, laciniis patentibus deltoideo-ovatis; petalis suborbicularibus obcordatis flavis; filamentis badiis vel purpurascentibus; carpellis setosis, stylis elongatis valde purpureis genicaulatis, appendicibus plumosis coccineis.
Stem 4-9 dm. high, erect, rather slender, somewhat pilose-hispid throughout, glandular-puberulent above, 4-11-flowered: basal leaves interruptedly pinnate, 1.5-3.5 dm. long, hispid below; the 3 approximate obovate terminal lobes shallowly lobed and coarsely dentate, the uppermost largest (5-9 cm. long, 4-9 cm. broad), with 4 to 6 unequal pairs of subopposite or scattered ovate lobes (0.5-4 cm. long) below; cauline 3-lobed or –parted, the lower short-petioled, the upper sessile, the leaflets obovate (or the uppermost lanceolate) sharply toothed, mostly 3-5.5 cm. long: stipules narrowly ovate sharply and coarsely toothed, 1-2 cm. long: peduncles purplish, slender at first nodding, later becoming erect,: calyx purplish, in anthesis 1.1.3 cm. broad, becoming larger in fruit, cleft half-way into base into deltoid-ovate acuminate strigose wide-spreading lobes, with linear-subulate alternating teeth (1 mm. long): petals 7 or 8 mm. long, bright yellow, suborbicular, obcordate, narrowed to short claws: filaments yellowish or purplish: carpels bristly below with ascending yellow-white hairs; the elongate deep-purple styles jointed above the middle, the upper plumose portion carmine: fruit not seen.-QUEBEC, boggy meadow by the St. Lawrence, Bic, July 6, 1905 (Williams, Collins, & Fernald): VERMONT, Mendon, July 16, 1898 (W.W. Eggleston).

GRAY HERBARIUM