47 
Genus 2. Herniarta, 
H. Guasra. Rupture-wort. Fig. 461. 
Stems prostrate. lowers in leafy spikes. Leaves glabrous. Sand 
places. 2-4in. Perenn, July and Aug. Green. (2) #. B. 1,206. 
E. B. 2.348. H.§ Arn.153. Bab. 123. Lind. 61. 
H. HIRSUTA. Fig. 462. 
Flowers in axillary clusters. Leaves hairy. A variety of glabra? 
Sandy places; rare. 2-4 in. Perenn. July and Aug. Green. (2) 
E.B.1.1379. E. B.2.348*. H.§& 4rn.153, Bab. 123. Lind. 61. - 
H. crniaTa. Fig. 463, 
Flowers in axillary clusters on the lateral branches. Leaves ciliated. 
A variety of glabra. Cornwall and Guernsey. 2-4 in. Perenn. 
July. Green. (4) FE, B. Supp.2857. H. §& Arn. 153. Bab. 123. 
Lind, 322. | 
Genus 3. ILLecreBRUM. 
I. verTICILLATUM. Whorled Knot-grass. Fig. 464. 
Stems procumbent. Leaves opposite, with membranous stipules. 
Flowers in whorls. Bogs in Cornwall and Devon. 4 in. Perenn. 
July. Pinkish. (2) #.B.1.895. #. B. 2.345. H. & Arn. 154. 
Bab. 123. Lind. 61. 
Genus 4, Potycarpon. 
P. TETRAPHYLLUM. Jf our-leaved All-seed. Fig. 465, 
Leaves usually in fours. Flowers in panicles, with 3 stamens. Southern 
coasts. 4 in, Ann. May-Sept. Greenish. (2) EF. B. 1. 1031. 
E. B.2.193. H.& Arn. 154. Bab. 124. Tand. 61. 
Orpmr XXXIV. CRASSULACEA. 
Genus 1. Titiama. 
T. MUSCOSA. Fig. 466. 
Leaves succulent. Flowers axillary, usually 3-cleft. Sandy wastes. 
2in. Ann. Mayand June, Reddish. (2) #.B. 1.116. EF. B. 2.254. 
H.S§ Arn. 156, Bab. 125. Lind. 63. 
Genus 2. CoTyLEDON. 
C. Umsinicus. Penny-wort. Fig. 467, 
Root tuberous. Leaves peltate, depressed in the centre, Flowers 
endulous. Moist rocks and walls. 4 in.-1 ft. June-Aug. Greenish. 
(2) #.B.1.325. #, B. 2.648. H. & Arn. 156. Bab. 128, Lind. 64. 
C. puTea. Great Penny-wort. Fig. 468. 
Root creeping. Lower leaves only peltate. Flowers erect. Not 
native. 1-14 ft. Perenn. July. Bright yellow. (4) #. B.1. 1522. 
E. B. 2. 649. H.& Arn. 156. Bab. 128. Innd. 64. 
Genus 3. SEMPERVIVUM. 
S. recrorum. Houseleek. _ Fig. 469. 
Leaves broad, succulent, in close tufts. Offsets spreading. Walls 
and roofs; scarcely wild. 6-8 in. Perenn. July. Pink. (4) 
E. B. 1.1320. E. B. 2.687. H.& Arn. 156. Bab. 127. Lind. 65. 
Genus 4. Ruoprona. 
R. rosea. ose-root. Fig. 470. 
Flowers 4-cleft. Dicecious. Leaves ovate, glaucous, serrated. Moun- 
tainrocks. 6—-Sin. Perenn. Yellow. (2) #.B.1.508. #. B.2.1390. 
H. & Arn. 157. Bab. 126. Lind. 64. 
