105 
Genus 4. SaLrcornia, 
S. HERBACEA. Glasswort. Fig, 1041. 
Stem erect. Lower branches compound. Spikes cylindrical. Salt 
marshes and muddy shores. 6-10in. Ann. Aug. Yellowish green. 
(5) #.B.1.415. #.B.2.1. H.& Arn. 360. Bab. 278. Lind. 214. 
S. PROCUMBENS. Procumbent Glasswort. Fig. 1042. 
Stem procumbent. Branches simple. Spikes tapering. A variety 
of herbacea. Salt marshes. 6 in. Ann. Aug. Yellowish green. (2) 
EF. B.1,.2475. #.B.2.1*. H. & Arn. 360. Bab. 278. Lind. 214. 
S. RaADICANS. Creeping Glasswort. Fig. 1043. 
Stems woody, rooting at the base. Joints compressed. Spikes oblong. 
Muddy sea-shores. 1 ft. Perenn. Aug. Yellowish green. ( 5) 
#. B.1.1691. #. B. 2.2. H. § Arn. 360. Bab. 278. Lind. 214. 
S. rruticosa. Shrubby Glasswort. Fig. 1044. 
Stems woody. Joints cylindrical. Spikes cylindrical. A variety of 
radicans. 1 ft. Perenn. Aug. Yellowishgreen. (2) ZF. B. 1. 2467. 
EB. B.2.2*. H.& Arn. 360. Bab.278, Lind. 214. 
Genus 5. Sasona. 
S. Kaui. Saltwort. Fig, 1045, 
Stems procumbent. Leaves awl-shaped, spine-pointed. Calyx with 
a membranous expansion. Coasts. 1 ft. Ann. July. Pinkish. (2) 
EL. B.1.634. EF, B. 2.364. H.& Arn. 362. Bab.275. Lind. 214. 
OrperR LXX. SCLERANTHACEAI. 
Genus 1. ScuERANTHUS, 
S. annuus. Knawel. Fig. 1046. 
Stems many, procumbent. Calyx of fruit with erect or spreading 
segments. Corn-fields; common. 4—6in. Ann. July. Green. (#) 
E. B.1.351. #. B.2.591. H. & Arn. 362. Bab. 125. Lind. 218. 
S. PERENNIS. Perennial Knawel. Fig. 1047, 
Calyx of fruit with incurved segments, edged with a white membrane. 
Sandy fields. 4 in. Perenn.? Aug.—Nov. Green. (#) #.B.1.352. 
£. B.2.590. H.& Arn. 363. Bab.125. Lind. 218. 
Orper LXXI. POLYGONACEAI. 
Genus 1. Potyconum. 
P. Bistorta. Bistort. Snakeweed. Fig. 1048. 
Stem simple, bearing one spike. Leaves ovate, waved; the lower 
ones with a winged foot-stalk. Moist meadows. Root very astringent. 
1-13 ft. Perenn. June-Sept. Pale pink. (§) FF. B. 1. 509. 
EF. B.2. 571. H. & Arn. 363. Bab. 283. Lind. 212. 
P. viviparum. Alpine Bistort. Fig. 1049. 
Stem bearing one spike. Leaves linear-lanceolate, with revolute 
margins. Lower buds of the spike viviparous. Mountain pastures. 
6in. Perenn. July. Pale pink. (4) #.B. 1.669. £. B. 2.572. 
H. § Arn.364. Bab.283. Lind. 212. 
P. AvICULARE. Knot-grass. Fig. 1050. 
Stem procumbent. Leaves elliptic-lanceolate. Flowers axillary. 
Fruit rough and striated, covered by the calyx. A common weed, 
1-6 in. Ann. April-Nov. Pinkish. (4) #. B. 1.1263. 2. B, 
2.573. H. & Arn. 364. Bab. 285. Lind, 212. 
P 
