This section is from the book "The Standard Cyclopedia Of Horticulture Vol2", by L. H. Bailey. See also: Western Garden Book: More than 8,000 Plants - The Right Plants for Your Climate - Tips from Western Garden Experts.
(Greek, wood-nymph). Rosaceae. Dwarf hardy tufted evergreen somewhat shrubby plants, sometimes transferred to gardens.
Leaves alternate, petioled, simple, entire or crenate, tomentose: flowers large, white or yellow, borne singly on slender scapes; sepals 8-10, persistent; petals 8-10, obovate or oval; stamens many, with subulate filaments; pistils many, sessile, with a terminal style that persists and elongates on the achene. High northern or mountain plants, of N. Amer., Eu. and Asia, of which 4 species are recognized by Rydberg (N. Amer. Flora, xxii, part 5, 1913); allied to Geum.
The best known cult, species, D. octopetala, requires a well-drained porous soil, a sunny but not dry position. It is well to shade the foliage from bright sun during the winter months with evergreen branches to prevent the foliage from having a scorched appearance. A capital plant for the rockery. Propagated by cuttings, division, or by seed. (J. B. Keller.)
Linn. Densely cespitose with a woody caudex or stem: leaves rugose, elliptic, oval or oblong, deeply and regularly crenate, white-tomentose beneath: scapes 2-8 in. long; flowers white, the petals elliptic or obovate-elliptic, and the sepals linear or linear-lanceolate: seeds with a feathered awn 1 in. long. North temperate and arctic regions.
Drummondii, Rich. Cespitose perennial with decumbent caudex: leaves elliptic or obovate, white-tomentose beneath but nearly or quite glabrous above, somewhat rugose, coarsely crenate: flowers yellow, the petals elliptic-spatulate or obovate and almost erect, the sepals ovate or ovate-lanceolate. Que. to Ore. and N. B.M. 2972. - A good rockery plant; 4 in., more or less.
D. integrifolia, Vahl. Flowers white; sepals linear or linear-lanceolate: leaves lanceolate or lance-elliptic, the margins mostly revolute. High northern N. Amer. - D. tomentosa, Farr. Flowers yellow; sepals ovate or ovate-lanceolate: leaves obovate or elliptic, coarsely crenate, tomentose on both surfaces. Canadian Rockies. L H B