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.
stem stout and branching, 1 ft., 2-5-flowered: sepals with a yellowish hairy spot; petals lilac barred with yellow below, and somewhat purplish, loose-hairy, not ciliate: caps, beaked. Calif, and Ore.
Slender, about 1 ft. high, bulb-bearing near the base, with 1 or 2 narrow radical leaves, 2-branched and usually 2-flowered: flowers erect or nearly so, lilac with yellow at base, scarcely hairy except the long-bearded gland. Wash.
stem erect, 1 ft. or more, 1-2-flowered: leaves very narrow: sepals ovate, short-acuminate; petals yellowish white, 1 in. long, denticulate, slightly ciliate near the base, brown-hairy inside, the gland yellow-hairy. Ore.
bb. Caps, oblong, obtuse-angled.
C. Color yellow or orange or orange-red, more or less marked with brown and purple (except in forms of C. luteus): in cult, forms running into other colors.
Radical If. single, glossy, broad: stem tall, leafy, bearing large orange-colored flowers dotted with purple: petals triangular, square-topped: gland small, hairy: bulb heavily coated with fiber. S. Calif. B.M. 6200 (as C. citrinus). G.C. III. 16:183. - Varies to white.
Variety purpurascens, Wats. (C. Plummerae, Greene). Similar, but lilac or purple and very showy. Calif. G.C. III. 16:133. J.H. III. 29:289. Gn. 47: 80-A fine form with flower of large size and full outline, lined with long, silky yellow hairs.
Variety vestus, Purdy. Petals much more truncated and curiously fringed with brown hairs; reddish brown. Santa Barbara.
Varietyobispoensis, Purdy (C. obispoinsis, Lemm.). Fig. 748. Tall and slender, branching, very floriferous: petals yellow, verging to red at the tip and less than half the length of the orange-brown sepals. Calif. G.F. 2:161 (adapted in Fig. 748). - Odd and bizarre.
Bulb small and ovoid: stem very low, 1-4 in.: Ivs. linear, tufted from the branching of the stem: flowers 2-4, in an umbel; sepals broad with a purple spot; petals red-orange to vermilion, not ciliate nor prominently hairy, purple-spotted at the center. Desert species of S. Calif. B.M. 7264. Gn. 43:108. -Brilliant and desirable, but difficult to grow.
Low, 4-6 in., with a single carinate radical If.: petals yellow, not hairy, the hairy gland purple-bordered. S. Utah.
Fig. 748. Calochortus obispoensis. No. 20 variety (X 1/2)
Petals yellow lined with brown, the lower part bearing club-shaped (clavate) hairs, the gland deep and circular; anthers purple. Calif. - In this excellent sort we have the largest-fid. and stoutest-stemmed of all mariposas. The bulb is very large, the single bare If. 1 or 2 ft. long: the stem is heavy, stout and zigzag. The flowers are shaped like a broad-based bowl, sometimes 5 or 6 in. across. The color is a deep, rich yellow, and the lower half is covered thickly with stiff yellow hairs, each tipped with a round translucent knob, and in the light look like tiny icicles. There are various strains: Eldorado, the largest, not so deep yellow; Ventura, very stout, deep yellow; Obispo, like the last, but the upper half of the back of each petal is olive-brown, which shows through the deep yellow of the inside, giving changeable shades.
Bulb large reddish: leaves narrow, glaucous: stem 1-2 ft., umbellate, if more than 1-flowered; not zigzag; petals a rich deep yellow, tending toward orange, lower third densely hairy with long yellow hairs above an oblong gland. A desert species of S. Calif. Much like C. clavatus in general aspect.
Butterfly Tulip. stem 1-10-flowered, bulb-bearing near the base: leaves very narrow: sepals narrow-lanceolate, with a brown spot; petals 2 in. or less long, yellow or orange, brown-lined, slightly hairy below the middle, the gland densely hairy. Calif. B.R. 1567. - Variable. Some of the forms are sold as C. venustus.
Variety citrinus, Wats. (C. venustus variety citrinus, Baker). Petals lemon-yellow, with a central brown spot.
Variety oculatus, Wats. (C. venustus variety oculatus, Hort.). Petals pale or white, lilac or yellowish, with a dark spot.
Variety robustus, Purdy (C. venustus variety robustus, Hort.). A very bulbiferous form having white flowers luridly tinged in browns and purples. Very beautiful and also one of the hardiest.
Tall and large-fid, with petals more narrowly cuneate than in C. luteus variety oculatus, and the gland narrow and doubly lunate, color from white tinged through lilac to pink and lilac-purple; flower often laciniately gashed, above the gland bearing rich maroon pencilings and markings. N. W. Calif, in adobe soil. - One of the largest-flowered, showiest and most easily grown of mariposa tulips. Named by its author in compliment to his wife.
cc. Color prevailingly white or lilac, but sometimes running into yellows.