180 



THE DICTIONARY OF GARDENING, 



Impatiens continued. 



I. chinensis (Chinese). fl. red ; peduncles axillary, solitary or 

 twin ; spur long, filiform. July and August. I. opposite, sessile, 

 lanceolate, setaceously serrated, h. 2ft. India, 1840. Greenhouse 

 annual. SYN. /. setacea. (B. M. 4631, under name of I. fascicu- 

 lata.) 



I. oorulgera (horn-bearing). A synonym of /. glandulifera. 



I. flaccida (flaccid).* /. rich purple, flat, about 2in. long. Summer. 

 I. dark shining green, about 4in. long. Mountains of Malabar, 

 Ceylon, &c., 1861. h. 6in. to 18in. Greenhouse annual (B. M. 

 5276.) A pale purple-flowered form of this is figured in B. M. 

 5625, under name of /. lati folia. 



I. f. alba (white) differs from the typical species only in having 

 pure white flowers. Greenhouse annual. This form is frequently 

 met with in gardens under the names of 1. Sultani alba and 

 1. platypetala alba. 



I. fulva (tawny), fl. orange-colour, thickly spotted with reddish- 

 brown, loosely panicled at the ends of the branches, hanging 

 gracefully on their slender nodding stalks, the open mouth of the 

 horn-shaped sepal upward; sac longer than broad, acutely 

 conical, tapering into a strongly-inflexed spur. June to Sep- 

 tember. I. ovate or oval, coarsely toothed, petioled. h. 2ft. to 

 4ft. North America, but naturalised within the last half 

 century in Britain, and spreading rapidly. Hardy annual. (Sy . 

 En. B. 314.) 



FIG. 286. FLOWERING SHOOT OF IMPATIENS BALSAMINA 

 FLORE-PLENO. 



I. glandulifera (gland-bearing), fl. rose, axillary, fascicled and 



shortly pedicelled ; spur short, minute. August. I. whorled, 



lanceolate, glandularly serrate ; stipules glandular. Ceylon, 1839. 



Greenhouse annual. (B. M. 4623, under name of /. comigera.) 

 I. Hookerlana (Hooker's).* fl. white, streaked with crimson, 



large; petals broad. Winter. I. large, pale green, h. 2ift. 



Ceylon, 1852. Stove perennial. (B. M. 4704.) 

 I. Jerdonise (Mrs. Jerdon's).* fl. large, axillary, six to eight in a 



cluster ; sepals green, side ones bright yellow ; pouch bright red. 



Summer. I. oval, disposed on the upper part of the gouty stems. 



h. 9in. East Indies, 1852. A rare but distinct and ornamental 



stove annual. (B. M. 4739.) 

 I. maeropbylla (large Jeaved). fl. yellow, red; peduncles 



one-flowered, aggregated ; spur short. July and August. I. 



large, alternate, ovate-acuminate, mucronate, serrate, h. 3ft. 



Mountains of Ceylon, 1838. Stove perennial. (B. M. 4662.) 

 I. noU-me-tangere. Touch-me-not, fl. yellow, spotted internally 



with red, large ; peduncles three or four-flowered. July. I. 



ovate, coarsely toothed, h. 1ft. to lift. Europe (Britain), 



Siberia, and West Asia. Hardy annual. (Sy. En. B. 313.) 

 I. pallida (pale). /. pale yellow, sparingly dotted with brownish- 



red ; sac dilated, and very obtuse, broader than long, tipped with 



a short incurved spur. July to September. I. ovate or oval, 



coarsely toothed, petioled. North America. Hardy annual. 

 I. platypetala (broad-petaled). /. rose ; petals transversely obcor- 



date; peduncles one-flowered, shorter than the leaves; spur 



Impatiens continued. 



filiform, falcate. Summer. 1. whorled, oblong - lanceolate, 

 argutely serrated, h. lift. Java, 1844. Stove annual. (B. R. 

 xxxii. 68.) 

 I. p. alba (white). A garden name for /. flaccida alba. 



I. pulcherrima (fairest), fl. red; peduncles two or three, 

 ; spur fili 

 glaucous 

 Greenhouse annual. (B. M. 4615.) 



, 



axillary, one-flowered ; spur filiform. July. I. alternate, ovate, 

 setaceously serrated, glaucous beneath, h. 6ft. Bombay, 1848. 



I. repens (creeping). A. bright yellow, large. Summer. I. 

 small, very dark green, h. lift. Ceylon, 1848. A compact-grow- 

 ing stove biennial, making an excellent basket plant. (B. M. 

 4404.) 



FIG. 287. IMPATIENS ROYLEI, showing Top of Flowering 

 Branch, detached Flower, and Young Seed Vessel. 



I. Roylei (Boyle's).* fl. purple, many-umbellecl or short-racemed ; 

 standard two-lobed ; wings broad ; lip succate, very obtuse ; spur 

 short ; peduncles sub-terminal. August. I. usually opposite and 

 whorled, lanceolate or ovate-lanceolate, sharply serrate, h. 10ft. 

 India, 1839. Hardy annual. See Fig. 287. (B. M. 4020. and 

 B. B. xxvi. 22, under name of /. glandulifera.) 



I. R. macrocbila (large-lipped), fl. rose, terminal, umbellate. 

 July and August. I., upper ones alternate, ovate-lanceolate, 

 serrate ; petioles glandular, h. 8ft. North India, 1838. Plant 

 erect. Hardy annual (B. B. 1840, 8.) 



I. R. moscbata (musky). I. alternate and whorled, coarsely 

 serrate, less glandular. 



I. scabrida (scabrid). ft. yellow, with minute purple dots ; 

 peduncles two to six-flowered. July. I. lanceolate, cuspidately 

 serrated, acuminated, pubescent. Stem purplish, slightly angular. 

 h. 2ft. to 3ft. Himalaya, 1827. Hardy annual. SYN. /. tricornis. 

 (B. M. 4051 ; B. B. 1840, 9.) 



I. setacea (bristly). A synonym of I. chinensis. 



I. Sultani (Sultan of Zanzibar's).* fl. scarlet ; petals quite flat ; 

 dorsal (or standard) obovate-orbicular, retuse, rather smaller than 

 the others ; lateral petals cleft to the base into obovate-cuneate 

 equal flat lobes ; lip drawn out into a long, slender, curved spur. 

 I. ovate-lanceolate, acuminate. Zanzibar. A glabrous, erect- 

 branched, rather succulent, stove perennial herb, and an almost 

 continuous flowerer. (B. M. 6643.) 



I. S. alba (white). A garden name for /. flaccida alba. 



I. tricornis (three-horned). A synonym of /. scabrida. 



I. Walker! (Walker's).* fl. scarlet (except two green outer sepals), 

 IJin. to liin. long ; anterior sepal somewhat pitcher-shaped, 

 elongated, contracted below the mouth, attenuated at the other 

 extremity into a conical, subulate, incurved spur ; peduncles 

 erect ; pedicels long, slender. Winter. I. deep green, penni- 

 nerved, Sin. to 4in. long, petioled, scattered, ovate or ovate- 

 lanceolate, acuminate, tapering at base ; margins serrated, and 

 tipped with soft bristles. Stem deep purple, erect, h. 1ft. to lift. 

 Ceylon. Stove perennial. (B. M. 5237.) 



IMPLEXOUS. Entangled; interlaced. 



IMPREGNATION. The fertilisation of the ovule 

 by the pollen-tubes. See also Hybridising. 



INARCHING. See Grafting. 



INARTICULATED. Without joints. 



INCARVILLEA (named after P. Incarville, a 

 Chinese Jesuit, and a botanical correspondent of Bernard 

 de Jussieu, in the year 1743). ORD. BignoniacecB. A 



