8. CISTACE.E. 35 



f2. JR. suffruiiculosa (L.) ; sep. 5 linear-lanceolate, pet. 5 

 nearly equal 3-fid longer than the calyx, ped. shorter than the 

 cal., /. all pinnatifid, segments linear acute sometimes wavy. 

 E. B. S. 2628. R. ii. 101. St. H 2 feet high, rather shrubby 

 below. Fl. white. Fr. oblong, wrinkled. This plant is some- 

 times found with 6 sep. and pet. when it appears to be R. alba 

 (L.). Waste sandy places near the sea, rare. B. or P. VII. VIII. 



3. R. Luteola (L.); sep. 4, pet. 4 or 5 very unequal longer 

 than the calyx, /. elongate-lanceolate undivided. E. B. 320. R. 

 ii. 9.9. St. 2 feet high. Pet. usually 4, upper one 3-, 4-, or 

 5-cleft, 2 lateral 3-cleft, segments linear, lower one (or 2) linear 

 entire. Fr. broad, depressed. Waste places, particularly on 

 chalk or limestone. A. VII. VIII. - Weld. 



Order VIII. CISTACE^E. 



Sep. 5, two outer smaller sometimes wanting, 3 inner with a 

 twisted aestivation. Pet. 5, corrugated and twisted in aestivation 

 the contrary way to the sepals. Stani. many. Ovary 1, 1- or 

 many-celled. Style and stigma simple. Fruit capsular, with 3, 

 5 or 10 valves. Embryo spiral or curved, in the albumen. 



1. HELIA.NTHEMUM. Cal. of 5 sepals, 2 outer smaller. Pet. 

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



1. HELJANTHEMUM Gaert. Rock-rose. 



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

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

 racemes without bracts, stigma subsessile. E. B. 544. Upper 

 1. usually with small stipules. Fruitstalks patent. Pubescence 

 of long simple and short stellate hairs. Fl. yellow, usually with 

 a deep red spot at the base of each petal. Very rare. Three- 

 Castle Head, Cork. Jersey. A. VI. VIII. I. 



2. H. Breweri (Planchon) ; erect herbaceous, I. obovate obtuse 

 rosulate without stip., upper 1. linear, racemes with bracts. 

 Lond. Journ. of Bot. iii. 618. t. 21. St. mostly simple or 

 branching from the base. Pet. narrow, yellow, not spotted. 

 Fruitstalks erect-patent. Very rare. Holyhead Mountain and 

 near Amlwch, Anglesea. A. VI. VIII. E. 



3. H. canum (Dun.) ; shrubby, without stipules, 1. opposite 

 ovate or oblong stalked flat hoary beneath, racemes terminal 

 bracteated, " style twisted at the base reflexed, at the apex in- 

 flexed." 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." On 

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



