Chenopodiaceae. 123 



ORDER 59. — Chenopodiaceae. 



Calyx inferior. Sepals 3 — 5 free or united, corolla none. Stamens 

 usually 5 opposite the sepals perigynous or hypogynous. Ovary i -celled. 

 Stamens 2 — 4. Fruit membranous. Leaves alternate without stipules. 



Flowers perfect, 483 



Flowers imperfect monoecious Atriplex I. 



483 Stem leafless jointed, Salicornia II. 



483 Stem not jointed, 484 



484 Disk fleshy, Beta IV. 



484 Disk none, Chenopodium III. 



\.— ATRIPLEX. 



Herbs or shrubs mealy or scaly, flowers monoecious or dioecious, sepals 

 and stamens of staminate flowers 3 — 5, sepals and styles of pistillate 

 flowers 2. 



Segments of perianth in pistillate flowers united, . A. portulacoides. 



Segments of perianth in pistillate flowers sepa- 

 rate, 485 



485 Bracts sessile, ...... A. laciniata. 



485 Bracts petiolate, A. patula. 



A'triplex portulacoi'des (35). Sea-purslane. 8 — 10. A low much 

 (1198) branched shrub white and mealy, leaves oblong entire, flowers in 

 short interrupted spikes forming a terminal panicle, fruiting perianth 

 sessile triangular thick. [L. CI. 



A'triplex lacin'iata (39). Frosted Orache. 7 — 10. Silvery white, stem 

 (1197) angled 4 — 10 in., leaves triangular coarsely toothed, pistillate flowers 

 axillary, staminate flowers in short spikes forming terminal panicles, 

 fruiting sepals triangular nearly distinct. [L. 



A'TRIPLEX PAT'ULA. Orache. 7—9. Stem 1—3 ft. high erect, 

 (i 193- branches spreading, lower leaves deltoid or hastate, upper leaves 

 1 196) lanceolate, flowers small in slender interrupted spikes. Waste places. 



II,— SALICORNIA. 



SALICOR'NIA HERBA'CEA(64). Glass-wort. 8—9. Stem 6— 18 in. 



(1200) erect cylindrical jointed succulent, branches opposite, flowers perfect 

 very minute green 3 together on each side of each node, perianth 

 3 — 4 lobed, stamens and styles 2. Salt marshes [often mistaken fot 

 samphire). 



