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.
(C. coronaria, Hort.? Volkameria fragrans, Vent.). Pubescent, half shrubby, with angled branches, 3-5 ft.: leaves broadly ovate, with truncate or cordate base, acuminate, coarsely toothed: flowers white or blush, in terminal, com-pact, hydrangealike corymbs, usually double, deliciously scented. China, Japan.
B.M. 1834. - Very desirable and fragrant plant for the coolhouse.
Hardy in S. Leaves ill-scented.
(C viscosum, Vent.). Height 5-7 ft., pubescent, with square branches: leaves opposite and stalked, cordate-ovate, acuminate, entire or toothed, hairy: flowers in a loose villous terminal panicle, white, with a flesh-colored center, flaring, the tube projecting beyond the loose, hairy, large, 5-angled calyx. E. Indies. B.M. 1805 -Flowers sweet-scented. Greenhouse.
(C serotinum, Carr. Volkameria japonica, Hort., not Thunb.). Fig. 996. Slender but erect, graceful, pubescent sub-shrub, 4-10 ft. high or even higher: leaves mostly opposite, soft and flaccid, ovate-acuminate, narrowed at the base, very closely serrate or entire, hairy: flowers white, with a reddish brown calyx, on forking, slender, reddish peduncles, the corolla-tube sometimes twice as long as the calyx; segments of calyx turning red and affording pleasing contrast to bright blue fruits Japan. B.M. 6561. Gn. 43:504; 51, p. 320; 75, pp. 67, 447. G. 26:492. J.H. III. 55:355. F.E. 29:653. R.H. 1867, p. 351. - A very handsome, hardy shrub or small tree. In the N. it kills to the ground, but sprouts up if the crown is protected.
Fig. 996. Clerodendron trichotomum. (X 1/2)
(C. trichotomum variety Fdrgesii, Hort.). A recent shrub, reported as being hardy in England, rapid-growing: leaves dark green or purplish, opposite, petioled, the blade ovate and acute or acuminate, strongly veined, abruptly narrowed at the base, entire: flowers in panicles in summer, whitish, fragrant; sepals lance-ovate, becoming reflexed: fruit globular, eize of a sweet pea seed, peacock-blue, set on the purple or crimson old calyx. China. G.M. 54:817. R.H. 1911, p. 522, 523.
Tall shrub or becoming small tree: leaves opposite or ternate, obovate or elliptic, entire, scentless, privet-like, 1 1/2 in. or less long: flowers white, fragrant, on 3-7-flowered axillary peduncles; corolla-tube
3/4in. long, the lobes very short: fruit 1/2in. long, smooth, separating into 4 parts. India, where it is said to be used for hedges. - Offered in S. Calif.
bb. Corolla-tube markedly longer than the small calyx (usually 2-3 times or more longer).
c. Flowers white. 9. tomentosum, R. Br. Shrubby and erect (often becoming a small tree), pubescent, often purplish: leaves opposite and pet-lioled, ovate-elliptic to sub - lanceolate, short-acuminate, 2-4 in. long, entire or sparingly toothed, pubescent on both sides, but thickly so on the under side: flowers in opposite, forking compact clusters, the calyx not enlarged, the slim, corolla - tube long-exserted (3-4 times length of calyx), and the clear white corolla-lobes reflexed-curled; anthers yellow, protruding. Austral. B.M. 1518. - Cult, in S. Calif.
f. (C. incisum variety macrosi-phon, Baker). Elegant erect shrub, finely pubescent: leaves opposite, oblanceolate-oblong, acuminate, notched or pinnatifid: flowers in a nearly sessile terminal cyme or head, pure white; calyx green, very small; corolla-tube very narrow, 4-5 in. long, hairy, the limb 1-sided, 1/2in. long; filaments 2 in. long, red. E. Africa B.M. 6695. - Warmhouse plant of merit, but the handsome flowers are short-lived.
(Siphonanthus indica, Willd.). Turk's Turban. Tube-Flower. Shrub, 2-8 ft. high, open-branched: leaves opposite or verticillate, nearly sessile, narrowly lanceolate, entire or nearly so: flowers long-tubed and white (tube 3-4 in. long) in very large terminal racemes, the lobes 2/3in. long, obovate-oblong: fruit a showy, red and purple berry, which persists a long time. E. Indies. Hardy in Fla.
cc. Flowers red, orange or distinctly lilac.
(C. Kaempferi, Sieb.). Shrub 6-10 ft., thinly pubescent: leaves large, opposite, round-cordate, entire or denticulate, acuminate: infloresence and flowers brilliant scarlet; flowers with small red calyx and reflexed, spreading, unequal corolla-lobes; corolla-tube 1 in. or less long, very slender: drupe blue-black or greenish blue, rather fleshy. China. B.R. 649. R.B. 22:253. Gn. 42:562. Gt. 5:352. - Very showy. Cult, in warm greenhouses, and in the open in S. Calif, and S. Fla. The flowers are in an erect branchy, panicle-like cluster.
Fig. 997. A highly ornamental species: stem erect, shrubby, branching after flowering, bluntly 4-angled: leaves large, cordate-ovate, hairy, rich dark green, often 1 ft. in length and supported by a stout hairy petiole: infloresence erect, often 18 in. or more in length; flowers bright scarlet, numerous, 1 1/2-2 in. diam., tube narrow, lobes reflexed. Java. G.C.III. 45:324. Gn. 59, p. 179, desc. G.W. 10, p. 247. - Should be in every collection of warmhouse plants, as it may be induced to bloom practically all the year round; it should be given a fairly light position, with slight shade from strong sun.
Fig. 997. Clerodendron fallax. (X 1/5)
Shrub, sparingly branched, 3 ft., with terete stems and white bark: leaves opposite and alternate, 1 ft. long, linear-oblong, shining dark green, with a dozen pairs of conspicuous nerves, short-petioled: flowers yellow-red, in a large, showy terminal pubescent panicle; calyx about 1/3in. long; corolla-tube considerably longer than calyx; corolla-lobes 1/2in. long, obovate to oblong and obtuse; filaments red, much exserted. Singapore. B.M. 7887. G.C. III. 33:291; 35:237. R.H. 1907, p. 443. G. 26:359. G.M. 47:259. Gng. 13:376. A.F. 25:78. - The hollow stems afford nesting-places for ants, whence the name myrmecophilum ("ant-loving"). - Blooms well in 6-in. pots in a warmhouse, producing panicles 8 in. long on plants 2 ft. high.
(C Bungei, Steud.). Shrub, 3-6 ft., pubescent, spiny, of a dwarf spreading habit, sparsely branched: leaves opposite, broad-ovate and acuminate, stalked, coarsely toothed, often 1 ft. long, dark green above and red-hairy beneath: flowers rosy-red, 3/4in. across, tube 3-4 times as long as calyx, in a dense capitate corymb 4-8 in. across. China. B.M. 4880. F.S. 9:863. G. 27:452; 30:361 . - Cool greenhouse; hardy in middle and southern states. August. Killed to the ground in the latitude of Philadelphia, but sprouts up and blooms. Flowers not fetid, but name given because of the odor of the bruised leaves Spreads by suckers from the root, and soon forms a mass of beautiful free flowering growths. L. H. B.