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.
(golden appearance, from the heads). Compositae. Mostly low and hairy perennials, sometimes planted in borders: heads of medium size and many-flowered, usually with numerous yellow rays; involucre bell-shaped or hemispherical, of imbricated narrow bracts: achenes compressed, bearing a pappus of numerous hair-like bristles. About 20 species of Chry-sopsis are known. Mex. and N. C. villosa, Nutt. (C. Bolanderi, Gray), is one of the species in the trade. It is widely distributed from 111., west, north, and south: 1-2 ft., grayish pubescent: leaves oblong to lanceolate, entire or few-toothed: heads usually at the ends of leafy branches, aster-like in shape. Extremely variable, and has several named forms. Mn. 7:101. variety Rutteri, Rothr., is larger and later. Of value as a border plant. Cult, the same as aster. Perennials, but bloom the first year from seed, if sown early.
C. mariana, Nutt. Differs from C. villosa in having corymbose-paniculate flower-clusters. E. N. Amer. Aug. - Sept. Offered by dealers in native plants. It has showy yellow flowers and prefers dry sandy
Places N. Taylor.†