HBLIANTHEMUM 



VIOLA AND PANSY ORDER 



HUDSONIA 227 



H. ocymoides. — An undershrub 1-3 

 ft. high, native of S.W. Europe. Leaves 

 ■stalkless, ovate, lance-shaped, blunt. 

 Flowers in summer ; petals yellow, ore- 

 nate, with a dark base. H. algarvense, 

 H. candidum and H. rugosum are forms 

 •of this variable species. 



Culture (to. as above. 



H. polifolium (H. pulverulentum). — 

 A rather rare British plant, but also dis- 

 tributed over Central and Southern 

 Europe, and N. Africa. Leaves opposite, 

 hoary and downy on both sides, with 

 recurved edges. Flowers white, from 

 May to July, marked with yellow at the 

 base of the petals. 



Culture dc. as above. 



H. scoparium. — ACalifornian perennial 

 about 3 in. high, with alternate, linear 

 leaves without stipules. Flowers in May 

 and June, small, yellow, in twos and 

 threes at the ends of the branches ; 

 sepals 5, of which 3 are ovate-acute, and 

 2 awl- shaped. 



Culture So. as above. 



H. umbellatum, — A perennial 9-18 in. 

 liigh, with linear oblong leaves, recurved 

 and ciliated at the edges, clammy when 

 young. Flowers in June, pure white, in a 

 whorled raceme ending in an umbel. 



Culture Sc. as above. 



H. vineale. — A European shrubby 

 evergreen, with variable obovate, ovate, or 

 elliptic hairy leaves, and simple racemes 

 of yellow flowers in summer. 



Culture dc. as above. 



H. vulgare {H. surreiamum ; Cistus 

 tomentosus). — This is the Common 

 Sun Bose of Britain, and from it have 

 sprung most of the beautiful garden 

 varieties. It is a shrubby procumbent 

 plant 3-10 in. high, with opposite, oblong, 

 stipulate leaves, hairy above, downy 

 beneath. Flowers from June to Sep- 

 tember, more than 1 in. across, yellow, 

 borne in loose racemes. 



Among the many varieties may be 

 mentioned : harrbatum, with ovate or 

 eUiptio laijce-shaped leaves, covered with 

 white hairs ; hysaopifoUu-m, with flat, 

 linear lance-shaped leaves, and saffron- 

 coloured or coppery-red flowers, with also 

 a double form of the latter ; maoranthum, 

 with flat, ovate oblong, acutish leaves, 

 smooth above, densely woolly beneath, 

 and white flowers yellow at the base ; 

 rmutahile, with pale rose-coloured flowers, 

 yellow at the base, changing to white with 

 age ; and ovaUfoUum (ov serpyllifolium), 

 with roundish or ovate glossy green leaves, 

 white beneath, and yellow flowers. 



Culture do. as above. 



HUDSONIA. — A genus consisting of 

 3 species of distinct evergreen, Heath- 

 liie, tufted undershrubs, with small, 

 needle-like, imbricated, downy leaves. 

 Flowers small, yellow, numerous, crowded 

 along the upper ends of the branches. 

 Petals 5, small, fugacious. Stamens 

 numerous. 



Culture cmd Propagation. — The Hud- 

 sonias require a well-drained peaty or 

 sandy soil, and should be grown in 

 sheltered sunny spots. They do not grow 

 well in pots, but may succeed better in the 

 rockery or border where they would 

 remain undisturbed at the roots. They 

 may be increased by layers in summer, or 

 by cuttings put under a glass and pro- 

 tected until the following spring, when 

 they may be planted out in favourable 

 weather. 



H. ericoides. — A native of the Eastern 

 United States, 1 ft. high, with needle-like 

 leaves, and yellow flowers from May to 

 July. 



Culture do. as above. 



H. tomentosa. — A hoary and downy 

 N. American plant, with oval or narrowly 

 oblong, short, close-pressed and imbricated 

 leaves, and sessile or short-stalked yellow 

 flowers in early summer. 



Culture do., as above. 



XIV. VIOLARIE^— Viola and Pansy Order 



Herbs or shrubs with alternate, rarely opposite, simple, entire, or rarely lobed 

 leaves, and small or leafy stipules, which are usually deciduous in shrubby 

 species. Flowers usually hermaphrodite, axillary, regular or irregular, solitary 

 or in racemose or panicled cymes, 2-bracteolate. Sepals 5, often persistent, 

 equal or unequal, imbricate in bud, and usually elongated into a spur at the 



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