474 



THE DICTIONARY OF GARDENING, 



Spiraea continued. 



Holodiscus. 



Flowers in ample, many-flowered, terminal panicles; stamens 

 longer than the petals. d . gcolor 



Filipcndula. 



Herbaceous perennials. Flowers in axillary or terminal cymes. 

 Leaves interruptedly pinnate. 



Filipendula 

 lobata 



vestita 

 Sorbaria. 



Ovules pendulous; carpels coriaceous, cohering at the base, 

 completely splitting into two halves; seeds several. Leaves 

 large, membranous, pinnately divided. 



grandiflora 



Lindleyana 



sorbifolia 



Leaves bipinnatisect, Milfoil-like. 

 Millefolium. 



The most popular species and varieties are here de- 

 scribed. Except where otherwise indicated, all are hardy, 

 deciduous shrubs. 



FIG. 513. UPPER PORTION OF PLANT OF SPIU^A ARTJ 



S. acutifolia (acute-leaved). A synonym of S. hypericifolia acuta. 

 S. alba (white). A synonym of S. salicifolia paniculata. 

 S. alpina (alpine). /Z. white; sepals ascending; corymbs ter- 

 minal, stalked, and m many instances leafless, large in proportion 



Spiraea continued. 



to the leaves. June and July. I. oblong-lanceolate, sessile, 

 serrulated, glabrous ; midrib pinnately branched, h. 4ft. to 6ft. 

 Siberia, 1806. 



S. amurensis (Amur). A synonym of Neillia amurensis. 

 S. arisefolia (White-beam-leaved). A synonym of S. discolor 



aricefolia. 



S. Aruncus (Aruncus). Goat's Beard, fl. whitish, in many 

 slender spikes, disposed in a long, compound panicle. June. 

 I. thrice-pinnate ; leaflets thin, lanceolate-oblong, or the terminal 

 ones ovate-lanceolate, taper-pointed, sharply cut and serrated. 

 h. 4ft. Northern hemisphere, 1633. Herbaceous perennial. See 

 Fig. 513. 



S. A. americana (American). A form with the interrupted 

 male flowers scarcely larger than the female ones. Follicles 

 more than twice as long as broad. North America, Japan, 

 and China. In the Japanese Alps, this sometimes occurs only 

 1ft. in height. 



S. A. triternata (triternate). fr., carpels twice (often more than 

 three times) as long as broad. I. frequently clothed with ashy 

 pubescence beneath. Himalaya. 



S. astilboides (Astilbe-like). fl. white, in spicate panicles. 

 Summer. Japan. In general aspect, this species resembles 

 S. Aruncus, but it is considerably dwarfer in stature, and much 

 more graceful in character. A handsome perennial. See Fig. 514, 

 for which we are indebted to Mr. Wm. Bull. 

 S. barbata (bearded). A synonym of Astttbe japoniea. 

 S. bella (pretty), fl. of a beautiful red colour ; calyx lobes 

 deflexed ; cymes terminal, spreading, and, as well as the 

 branches, pubescent. July ana August. I. ovate, glabrous, ser- 

 rated, petiolate, glaucous beneath. Stems glabrous, 

 rufous, h. 2ft. to 3ft. Himalaya, 1820. (B. M. 

 2426.) 



S. betulifolia (Birch-leaved), fi. creamy-white ; 

 corymbs large, flat, several times compound. June. 

 I simple, oval or ovate, cut-toothed towards the 

 apex; stipules obsolete, h. 1ft. to 2ft. North- 

 eastern Asia and North America, 1819. ' Shrub 

 nearly smooth. SYN. S. corymbosa (L. B. C. 671). 

 S. Blnmel (Blume's). /. white ; cymes peduncu- 

 late, terminal, and, as well as the calyx, glabrous. 

 I. obovate, obtuse, deeply toothed at the apex, 

 rather smooth, h. 3ft. to 6ft. Japan. (B. H. 

 1858, 37, f. 2.) 

 S. Bourslerii (Boursier de la Riviere's). A synonym 



of S. discolor durhosa. 



S. csespitosa (tufted), fl. white, densely spicate- 

 racemose. Summer. I. small, silky, entire ; radical 

 ones rosulate, spathulate ; cauline ones linear, 

 minute, h. 6in. Northern Mexico, Nevada, &c. 

 S. callosa (callous-leaved). A synonym of S. 



iaponica. 

 S. c. alba (white). A synonym of S. japoniea 



alba. 

 S. c. rosea (rosy). A synonym of S. japoniea 



splendent. 

 S. c. superba (superb). A synonym of S. japoniea 



superba. 



S. cana (hoary-leaved), fl. white ; sepals spreading ; 

 styles thick ; corymbs somewhat racemose, the 

 lateral ones pedunculate, loosely few-flowered. 

 June and July. 1. ovate, Jin. to IJin. long, acute, 

 ' e entire or slightly toothe" ' 



to 2ft. Croatia, 1825. 



S. canescens (hoary), fl. pale pink or white; 

 corymbs crowded, and, as well as the branches, 

 tomentose. Summer. /. oval or obovate, obtuse, 

 stalked, quite entire, villous. Himalaya, 1879. 

 An erect, branched, canescent shrub, with the 

 habit of S. hypericifolia. 



S. cantoniensis (Canton).* fl. white and showy, 

 disposed in terminal umbels. Early summer. 

 1. small, simple, lanceolate, three-lobed, deeply 

 toothed, h. 3ft. to 4ft. Japan, 1843. A glabrous, 

 hardy, evergreen shrub. SYN. S. Reevesiana (B. R. 

 xxx. 10). There is a double-flowered variety of 

 this species in cultivation, which is highly desir- 

 able. (F. d. S. 1097.) 

 S. ceanothlfolia (Ceanothus-leaved). A synonym 



of S. chamcedrifolia. 



S. chamsedrifolia (Germander-leaved), fl. white, 

 disposed in hemispherical corymbs ; sepals re- 

 flexed ; pedicels slender, elongated. June and 

 July. I. ovate, deeply serrated at the apex, pu- 

 bescent, h. 1ft. to 2ft. South-eastern Europe to 

 Japan, &c., 1789. SYN. S. ceanothifolia. 



S. c. flexuosa (flexuous). /. generally smaller than those of the 

 type. I. elliptic-lanceolate, unequally serrated, hardly incised. 

 Eastern Siberia, &c. SYN. S. flexuosa. 



S. c. ulxnifolia (Elm-leaved), fl. white, disposed in nearly 



. . , . . , , 



quite entire or slightly toothed, hoary-villous. h. 

 1ft. 



