$40 ARBORETUM AND FRUTICETUM. PART Il. 
e. 42. H. vinga‘ve Pers. The Vineyard Helianthemum, or Sun Rose. 
Identification. Pers. Ench., 2. p.77.; Don's Mill., 1. p, 309. 
Synonyme. Cistus vinealis Willd. Sp., 2. p. 1195. : ‘ 
Engraving, Swt. Cist., t. 77. ; 
Spec. Char., §c. Suffruticose, procumbent. Branches ascendent, pilosely 
tomentose, canescent. Leaves ovate-oblong 3 upper surface green, strigosely 
pilose, under surface tomentose, hoary. Racemes simple, few-flowered, and 
are, as well as the calyxes, pilosely tomentose, canescent. (Don’s Mill., i. 
p. 309.) A native of the south of Germany, Switzerland, France, and 
Spain ; and introduced in 1817. It is a trailing plant, growing to about 
1 ft. in height, and producing its pale yellow flowers in June and July. 
Sweet says that it is covered with flowers during a great part of the summer. - 
After flowering, most of its leaves become quite silvery on both sides, It 
requires very little protection. Plants were in the Chelsea Botanic Garden, 
raised from seeds received from Germany, in 1828. 
e 43. H. ca‘num Dunal. The hoary Helianthemum, or Sun Rose. 
Identification. Dunal ined., and Dec. Prod., 1. p. 277 ; Don’s Mill., 1. p. 309. : 
Synonymes. Cistus canus Lin. Sp., 740.; Chamecistus, iii., Clus. Hist., p. 74. 
Engravings. Swt. Cist., t. 56.; Jacq. Aust., t. 277.; All. Ped., No. 1664. t. 45. 
Spec. Char., §c. Stem suffruticose, procumbent, branched, ascendent, pilosely 
tomentose, hoary. Leaves obovate, ovate, ovate-oblong, or elliptical, pilose ; 
upper surface green, under surface somewhat tomentose, hoary. Racemes 
simple. Pedicels and calyxes pilose, canescent. Petals distinct. (Don’s 
Mill., i. p. 309.) Found wild in the south of France and Germany, and pro- 
bably also in Britain. It isa procumbent shrub, which has been cultivated 
in British gardens since 1772, and produces its yellow flowers in June and 
July. It is nearly related to H. alpéstre, and H. vineale; and, according to 
Sweet, is sometimes mistaken for H. marifolium. Plants were in Colvill’s 
Nursery, at Chelsea, in 1827. 
e. 44.°H. wariro‘Lium Dec. The Marum-leaved Helianthemum, or Sun 
Rose. 
Identification. Dec. Fl. Fr., 4. p. 817.; Don’s Mill, 1. p. 309. 
Synonymes. Cistus marifdlius Lin. Sp., 741., but not of Bieb, Fl. Taur. Cauc., Barrel. Icon. rar., 
521, t. 441. : 
Engraving. Barrel. Icon. rar., 521. t. 441. 
Spee. Char., §c. Suffruticose, procumbent. Leaves without stipules, stalked, ovate-cordate, or ovate, 
acutish ; upper surface green, pilose, under surface hoary. Racemes solitary, simple, few-flowered, 
terminal. (Don’s Miil., i. p. 309.) Found wild in the south of France, and in Spain and Italy ; and 
introduced in 1817. It is a trailing plant, seldom exceeding 1 ft. in height, and producing its yellow 
flowers in June and July. 
« 45. H. crassiro‘Ltium Pers. The thick-leaved Helianthemum, or Sun 
Rose. 
Identification. Pers. Ench., 2. p.’77.; Don’s Mill., 1. p. 309. 
Synonymes. Cistus glaticus Desf. Ati., 1. p. 418., but not of Cav. ; H. Séwte Lag. in Litt. 
Spec. Char., &c. Stem suffruticose, erect, rather glabrous. Leaves somewhat fleshy, on short foot- 
stalks; lower leaves ovate, acute, without stipules; upper ones oblong-linear, stipulate. Racemes 
short, rather umbellate. Calyxes pilose at the base. (Don's Mill., i. p. 309.) Found wild in Bar- 
bary and Spain, and introduced into England in 1818. It grows to1 ft. in height, and produces its 
ellow flowers from May to July. It was called H. Séxte, on account of its being found in Va- 
fence, where it is called seate by the common people. Se 
» 46. H. panicuta‘tum Dunal. The panicled-fowered Helianthemum, 
or Sun Rose. 
Identification. Dunal. ined., and Dec. Prod., 1. p. 278. ’ 
Synonymes. Cistus marifdlius Herb. Thib.; Cistus nummularius var. Lag. in Litt.; H. sp. ndva 
Schouw, in Litt. 
Spec. Char., &c. Suffruticose, procumbent. Branches ascende:t and erect ; floriferous branches long ; 
upper part stipulate. Leaves stalked, ovate, bluntish, rarely roundish ; upper surface green, under 
surface hoary. Racemes opposite and ternary ; panicled. (Don’s Mill., i. p. 309.) A native of the 
mountains of Spain and Sicily, and introduced here in 1826. It is a procumbent plant, with very 
small flowers of a yellow colour, which are produced in abundance from June to August. 
§ vii. Euhelidnthemum Dec. Prod., i. p. 278. 
Derivation. From eus, genuine, hélios, the sun, and anthemon, a flower ; that is tosay, genuine spe- 
cies of helianthemum. 
Sect. Char. Calyx of 5 sepals, rather twisted at the top before expansion ; 
