23 
C. arvense. Field Chickweed. Fig. 221. 
Stems ascending. Leaves linear-lanceolate, generally downy. Petals 
large. Dry fields and banks. 5 iu. Perenn. June and July. White. 
(|.) E.B. 1. 93. E. B. 2. 673. II. Arn. 72. Bab. 56. Lind. 51. 
C. alpinum. Mountain Chickweed. Fig. 222. 
Leaves elliptical-ovate, often covered with silky hairs. Petals large. 
Flowers in scanty panicles. Mountains. 3-5 in. Perenn. July and 
Aug. Pure white, (f) E.B. 1.472. E.B.2. 674. H.tfArn.72. 
Bab. 56. Lind. 51. 
C. latifolium. Broad-leaved Mountain Chickweed. Fig. 223. 
Leaves elliptical-ovate. Flowers terminal, usually solitary. Petals 
large. Plant covered with short rigid hairs. Mountains. 2-5 in. Perenn. 
June-Sept. White, (f) E.B. 1.473. E.B. 2.675. H. fy Arn. 73. 
Bab. 56. Lind. 51. 
C. aquaticum. Water Chickweed. Fig. 224. 
Much like Stellaria nemorum. Straggling, hairy and viscid. Leaves 
heart-shaped, without foot-stalks. Petals about the length of the calyx. 
Styles 5. Watery places. 2 ft. Perenn. July. White, (f) E.B. 
1.538. E.B.2.676. H. fy Arn. 68. Bab. 54. Lind. 51. 
Genus 16. Cherleria. 
C. sedoides. Moss Cyphel. Fig. 225. 
Plant in a close tuft. Leaves rather fleshy, light green. Petals minute. 
Mountain summits. 1 in. Perenn. June and July. Greenish. E.B. 
1. 1212. E. B. 2. 647. H. fy Arn. 65. Bab. 51. Lind. 48. 
Order XIV. LINACEiE. 
Genus 1. Linum. 
L. usitatisstmum. Common Flax. Fig. 226. 
Leaves lanceolate. Flowers large. Sepals ovate, with 3 ribs. Fields ; 
not indigenous. Cultivated for its stems, which supply the flax of 
commerce, and its oily seeds (linseed). 1^ ft. Ann. Julv. Purplish 
blue, (i) E.B. 1.1357. E. B. 2. 453. H. <$• Arn. 74. Bab. 66. 
Lind. 53. 
L. perenne. Perennial Flax. Fig. 227. 
Leaves linear. Flowers large. Sepals with 5 obscure ribs, obovate, 
obtuse. Chalk and limestone hills. 2-3 ft. Perenn. June-Aug. Blue, 
(i) E.B. 1. 40. E. B. 2. 454. H. Arn. 74. Bab. 66. Lind. 53. 
L. angustifolium. Narrow-leaved Flax. Fig. 228. 
Leaves linear-lanceolate. Calyx-leaves 3-ribbed, elliptical, pointed. 
Sandy and chalky pastures. 1 ft. Perenn. July. Pale blue. (£) 
E. B. 1. 381. E. B. 2.^455. H. Arn. 74. Bab. 66. Lind. 53. 
L. CATHARTicim. Little Flax. Fig. 229. 
Leaves opposite, obovate; upper ones lanceolate. Dry pastures; 
common. Cathartic. 4-6 in. Ann. June-Sept. White or yellowish, 
(i) E.B. 1. 382. E.B. 2. 456. II. \ Arn. 74. Bab. 66. Lind.54. 
Genus 2. Radiola. 
R. millegrana. All-seed. Fig. 230. 
A small plant, easily known by its many-seeded, forked branches. 
Wet sandy places. 2 in. Ann. July and Aug. White. E. B. 1.893. 
E. B. 2. 253. H. fy Arn. 75. Bab. 66. Lind. 54. 
