32 RESEDACE/E CISTINE^E. 
linear acute sometimes wavy. — E. B. S. 2628. R. 4449. — Fl. 
white. Caps, oblong, wrinkled. St. lj — 2 feet high, rather 
shrubby below. This plant is sometimes 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. Luleola (L.) ; sep. 4, pet. 4 or 5 very unequal longer 
than the calyx, I. elongate-lanceolate undivided. — E. B. 320. R. 
4442. — Pet. usually 4, upper one 3-, 4- or 5-cleft, 2 lateral 3- 
cleft : segments linear, lower one (or 2) linear entire. Caps, 
broad, depressed. St. 2 feet high. — Waste places, particulai ly 
on chalk or limestone. B. VII. VIII. 
Order VIII. CISTINE7E. 
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. Stara. numerous. Ovary 1- or 
many-celled. Style and stigma simple. Fruit capsular, with 3, 
5 or 10 valves. Embryo spiral or curved, in the midst of the al- 
bumen. 
1. Heuanthemum. Cal. of 5 sepals, the 2 exterior smaller 
or wanting. Pet. 5, deciduous. Stam. numerous. Caps, 
with 3 valves. 
1. Helianthemum Gaert. 
1. H. guttatum (Mill.) ; erect herbaceous, 1. oblong-lanccolate 
or linear, lower 1. opposite without stipules, upper alternate with 
or without them, racemes without bracts, stigma subsessile. — E. B. 
544. R. 4526. — Pet. entire or notched at the end. Upper 1. 
usually with small stipules. Fruitstaiks patent. Pubescence of 
long simple hairs intermixed with short stellate ones. Fl. yellow, 
usually with a deep red spot at the base of each petal. " Anth. 
not emarginate at the apex." — Very rare. Holy-head Mountain 
and Jersey. A. VI.— VIII. E. 
2. H. canvm (Dun.) ; shrubby, without stipules, 1. opposite 
ovate or oblong stalked fiat hoary benea'h, racemes terminal 
bracteated, " style twisted at the base reflexed, at the apex in- 
flexed." — Cistus marifolius (Sm.) E. B. 396. C. anglicus and 
C. canus L. — Fl. yellow, small. St. decumbent. L. hoary be- 
neath, hairy above. " Anth. emarginate at both ends. Style 
longer than the stigma." See Arnott in Edin. Journ. Nat. Geog. 
Sc. i. 377. — On alpine limestone, rare. P. V. — VII. E. 
+3. H. ledifolium (Willd.) ; herbaceous, with stipules, downy, 
1. lanceolate opposite the upper ones alternate nearly sessile pu- 
bescent, peduncles solitary opposite to the leaves shorter than the 
calvx, styles straight. — E. B. 2414. — I am only acquainted with 
this plant from the figure and descriptions, it appears to be more 
correctly C. niloticus than C. ledifolium of Linn., but the two 
