APETALES. 283 
cipally from Salsola satina, S. kali, S. soda, S. tragus, 
Salicornia herbacea, S. arabica, Chenopodium setigerum, C. 
ticosum, belonging to this family ; Mesembryanthemum 
nudiflorum, Fucus vesiculosus, and one or two others. M. 
Richard mentions that the best soda is obtained from Cheno- 
podium setigerum, and. some species of Salsola. It is from 
Mepicrxat Properties. — Chenopodium ambrosiodes, 
(Mexican tea), is mentioned by Richard as stimulating and 
aromatic, and said to be antispasmodic. C. Botrys (Jerusa- 
salem oak) is said to be a valuable expectorant. C. olidum 
18 a popular antispasmodic. C. anthelminticum furnishes 
Worm-seed Oil, considered a good anthelmintic in North 
America. Petiveria alliaceais considered in Brazil a power- 
ful sudorific. 
4 There are no poisonous plants in this family. Chenopo- 
dium olidum is said to exhale ammonia during its growth. 
ORDER XLV. 
POLYGONEZA. 
_ Cuaracters.— Herbaceous (seldom woody) plants, with” 
e leaves, revolute in the early stage, and having sti- 
Pules which form a thin membranous sheath (ochrea) round 
the stem; flowers small, greenish (sometimes coloured), of- 
ten in clusters, sometimes unisexual; calyx inferior, mono- 
Sepalous, in 3, 5, or 6 divisions, persistent; stamens in the = 
om of the calyx, which is there lined with a peri 
Ynous disk, anthers dehiscing longitudinally ; ovary sug 
celled 1-seeded ; ovule erect ; stigmas 2 or 3, asi 
