CHENOPODIACEAE (GOOSEFOOT FAMILY) 309 



leaves. (Name formed of *6pij, a bug, and 

 air^pfj-a, seed.) 



1. C. hyssopifblium L. Somewhat hairy 

 when young, pale ; floral leaves or bracts 

 C hyssopl- awl-shaped from a dilated base or the upper 

 folium ovate and pointed, scarious-margined ; fruit 



Part of inflorescence wing-margined. Sandy beaches along the 

 x i Great Lakes; Mo. to Tex., and north westw. 



Fruit x 2. FIG. 719. 



8. SALIC6RNIA [Tourn.] L. GLASSWORT. SAMPHIRE 



Flowers perfect, 3 together immersed in each hollow of the thickened upper 

 joints, forming a spike ; the two lateral sometimes sterile. Stamens 1 or 2. 

 Styles 2, united at base. Seed vertical, without albumen. Embryo thick, the 

 cotyledons incumbent upon the radicle. Low saline plants, with succulent 

 leafless jointed stems, and opposite branches ; the flower-bearing branchlets 

 forming the spikes. (Name composed of sal, salt, and cornu, a horn ; saline 

 plants with horn-like branches.) 



Annuals ; middle flower higher than the lateral ones. 



Scales mucronate-pointed and conspicuous, especially when dry . . . 1. S. mucronata. 

 Scales blunt or bluntish, inconspicuous. 



Joints much longer than thick, conspicuously exceeding the middle flower 2. S. europaea. 



Joints about as thick as long, scarcely exceeding the middle flower . . 3. S. rubra. 



Perennial ; flowers nearly equal in height 4. S. ambigua. 



1. S. mucronata Bigel. Unbranched or with strongly ascending simple or 

 slightly forked branches, rather stout (0.5-3 dm. high), turning red in age; 

 spikes thick, blunt, closely jointed ; the joints thicker than long; middle flower 

 half higher than the lateral ones or less, occupying nearly the whole length of 

 the joint; fruit pubescent ; seed 1-1.6 mm. long. (S. Bigelowii Torr.) Salt 

 marshes, N. S. to Fla. and Tex. ; also Cal. 



2. S. europada L. Erect (1-4.5 dm. high), from simple to freely branched, 

 the branches ascending, green, turning red in autumn ; scales obscure and very 

 blunt, making a truncate barely emarginate termination of the long joints of the 

 stem or elongated slender (1.5-2.5 mm. thick) tapering spikes; middle flower 

 much higher than the lateral ones, shorter than the joint ; fruit pubescent ; seed 

 1.3-2 mm. long. (<S. herbacea L.) Salt marshes of the coast, N. B. to Ga. ; 

 interior salt springs, N. B. and N. Y. ; and on the Pacific coast. (Eurasia.) 

 Var. FACHYsxAcHYA (Koch) Fernald has the spikes much thicker (3-4.5 mm. 

 thick). Similar range, less common. (Eu.) 



Var. p rostra ta (Pall.) Fernald. Branches horizontally spreading or droop- 

 ing, very soft and lax, the lowest much elongated and decumbent ; or the whole 

 plant depressed and matted. Brackish or alkaline shores, e. Que. to e. Me. ; 

 Sask. (Eurasia.) 



3. S. rftbra Nelson. Bushy-branched (0.5-2 dm. high), the abundant simple 

 or forking branches ascending, turning red in autumn ; scales broadly triangu- 

 lar, blunt or subacute ; spikes slender-cylindric (2-3.6 mm. thick), blunt, rather 

 closely jointed ; flowers crowded, the middle one higher than the others and 

 usually reaching the tips of the joints ; fruit pubescent ; seed 1 mm. long. Low 

 alkaline places, Man. and w. Minn, to centr. Kan., and westw. to the Rocky Mta. 



4. S. ambigua Michx. Numerous tufted stems (1-3 dm. long) decumbent 

 or ascending from a hard and rather woody creeping base or rootstock, greenish, 

 turning lead-colored ; spikes slender, short-jointed, the scales short, ac.utish or 

 acute; flowers nearly equal in height and equaling the joint; seed pubescent, 

 0.7 mm. long. Sea-coast, Mass, to Fla. ; also Pacific coast . 



9. SUAEDA Forskal. SEA BLIXE 



Flowers sessile in the axils of leafy bracts. Calyx 5-parted, fleshy, inclosing 

 the fruit (utricle) and often carinate or crested. Stamens 5. Stigmas 2 or 3. 

 GRAY!S MANUAL 24 



