HeUdiithemiimJ^ 



Tin. CISTACEiE 



45 



f. 





i; 



Ord. VIII. QISTKC^M Juss. 



Sepals 3, with a twisted asstivation, with usually 2 outer 

 smaller ones. Petals 5, deciduous, with a twisted and crumpled 

 sestivation. Stamens numerous. Ovary 1, 1- or many-celled. 

 Style 1. Stigma capitate, simple. Capsule of 3 — 5, rarely 10 

 valves. Seeds numerous. Embryo spiral or curved, in a mealy 



Northern Africa, with handsome, generally fuga 

 . — Cistus Creticus affords the balsam called Gum 

 'he stamens of Helianthemum exnand aftpr hpino* 



Caps. 



albumen. — Shvnbs or herbaceous plants abounding in Southern 

 Europe and 



cious^ flower. 

 Ladanum, 



suddenly compressed between the finger and thumb. 



1. Helianthemum Tourn. Rock-rose. 



Sep. 5, of which 3 are equal and 2 outer ones smaller. 



3-valved. — Named from >}Aioc,the sun, and avdoq, 2i.flow^, , ^.xv. 

 same as Helianthus. 



1. H. cdnum Dun. (hoary dwarf R.) ; shrubby, leaves 

 without stipules opposite ovate or oblong petiolate flat hoary 

 beneath, racemes terminal bracteate, style twisted at the base 

 reflexed, at the apex inflexed, seeds blackish. Cistus L. C. 

 marifolius, E. B. t. 396. 



Rare ; alpine rocks in the north of England, Lancashire, Westmore- 

 land, on Cronkley Fell in Yorkshire, and in Wales. Western Isles 

 of Arran, Ireland. 1^. 5 — 7. — A low shrubby plant, with hoary 

 leaves, and rather small yellow flowers. Cistus marifolius, Anylicus, 

 (Elandicusy and Italicus of Linnceus appear all to be mere vars. 



2. II. guttdtum Miller (spotted annual R ,) ; annual erect, leaves 

 oblongo-lanceolate or linear, the lower opposite without stipules, 

 the upper alternate, style straight very short, 

 without bracteas. 



^ 



teate. 

 t 21. 



a. racemes 

 /3. racemes brac- 

 H. Breweri Planch, in Lond. Journ. Bot. iii. p. 618. 



Cistus Z. .- jB. B. t. 544. 



Very rare. a. Three-Castle Head, Cork. Jersey. /3. Holyhead 

 mountain. ©, 6_s. 



r'\ ^' * ^^^if^^^'^^^' Willd. (Ledum-leaved R.) ; herbaceous 

 slightly downy, leaves with stipules lanceolate, flower-stalks 

 solitary opposite to the leaves shorter than the calyx erect 



in fruit, styles straight, capsule polished. Cistus Z, ; E. B. t. 

 2414. 



Very rare ; on Brean downs, Somersetshire ; JTwcfs. %. 6,7.— 

 We have never seen British specimens of this plant, and it is gene- 

 rally supposed that Hudson mistook H.polifolium for it. 



, ^' ^^* y^S^re Gasrt. {common H.) ; shrubby procumbent, 



eaves with stipules opposite ovate or oblong nearly flat green 



aoove, racemes solitary terminal bracteate, pedicels elongated 



