42 8. CISTACE2E. 



trary way to the sepals. Stam. many. Ovary 1,1- or many- 

 celled. Style simple. Stigmas 3. Capsule 3-, 5-, or 10-valved. 

 Embryo spiral or curved, in the albumen. Stip. small or 0. 



1. HELIANTHEMUM. Cal. of 5 sepals, 2 outer smaller. Pet. 

 5, deciduous. Stam. many. Caps. 3-valved. 



1. HELIAN'THEMUM Mill. Rock-rose. 



1 . H. guttdtum (Mill.) ; erect herbaceous, 1. oblong-lanceolate 

 or linear, lower 1. opposite without stipules, upper 1. alternate 

 stipulate, stiymasubsessile. St. mostly simple or branching from 

 the base. Fruitstalks patent. Pubescence of long simple, and 

 short stellate hairs. Fl. yellow, usually with a deep-red spot 

 at the base of each petal. a ; racemes without bracts. E. B. 

 544. ft. H. Breweri (Planch.) ; racemes with or without bracts 

 on the same plant. Curt. ii. 102. J. of B. iii. 21. 8y. E. B. 

 ]66. Very rare, a. Three-Castle Head, Co. Cork. Jersey, ft. 

 Holyhead Mountain and Amlwch, Anglesea. Inish Boffin, Co. 

 Galway. A. V. VIII. E. I. 



2. II. marifolium (Mill.) ; shrubby, without stipules, 1. opposite 

 ovate or oblong stalked flat hoary beneath, racemes terminal 

 with bracts, " style twisted at the base reflexed but at the apex 

 indexed." H. canum (Dun.) ed. viii. Cistus marifolius Sm. 

 E. B. 396. St. decumbent. L. hoary beneath, hairy above. 

 Fl. yellow, small. '* Anth. emarginate at both ends. Style 

 longer than the stigma." The Teesdale plant, H. vineale (Pers.), 

 has rather fewer hairs on the upperside of the leaves. On lime- 

 stone rocks, rare. P. V. VII. E. I. 



[H. ledifolium (Willd.) ; herbaceous, with stipules, ped. soli- 

 tary, styles straight. E. B. 2414. Brean Down, Somerset. 

 Probably an error. A. VI. VII.] 



3. H. Chamcecis' tus (Mill.); procumbent, shrubby, with stipules, 

 1. oval or linear-oblong opposite nearly flat green above hoary 

 beneath, racemes with bracts, style longer than the germen bent 

 at the base, sep. subylabrous inner ones blunt apiculate. H. rul- 

 gare (Gaert.) ed. viii. Cistus L. E. B. 1321. Fruitstalks con- 

 torted and deflexed. Varying much in the size and shape of its 

 leaves and the amount of hoariness and pubescence. FL yellow. 

 C. tomentosus E. B. 2208 scarcely differs. C. surrejanus E. 

 B. 2207 is a garden form. H. vuly. pet. fl. peranyustis (Dill. 

 H. Elth. 145) was again found near Croydon by the late Mr. 

 Christy and is a monstrosity. Common on drv hilly places. 

 P. VII. IX. Common Rock-rose. E. S. 



