262 CHENOPODIACEAE • ARISTOLOCHIACEAE 



Camphorosma monspeliacum. 2. July. E. Stems woolly, giving camphor- 

 like smell when crushed. Ls. alternate, awl-shaped, I, hairy. Mediterranean 

 region. (Fig. 49 p.) 



EuROTiA ceratoides. 4. July. D. Branches long, slender, whitish. Ls. alternate, 

 lane, 2, pointed, 3-veined, grey-white to green. Fls. with yellow protruding 

 stamens and linear woolly bracts. Caucasus and Asia Minor. (Fig. 125 H.) 



SuAEDA FRUTicosA. Shrubby Goosefoot. 4. June, h E. Stems erect, hairless. 

 Is. alternate, linear, I, cylindrical, fleshy, bluish green. North temperate regions. 

 (Fig- 51 K.) 



Family 80. PHYTOLACCACEAE. P5, A5, Gi 



Ercilla volubilis (Bridgesia spicata). 20. March-April. E. Climbs by 

 aerial roots which form adhesive disks on stem. Ls. alternate, ov., 1 1, fleshy, bright 

 green, margins crinkled. Fls. I, dull white, or pinkish, in short dense spikes at end 

 of side shoots. South America. (Fig. 125 j.) 



Family 81. POLYGONACEAE. P3-6, A6-9, G (3) 

 Stem with swollen joints and clasped by stipules above 1. -bases. 



ATRAPHAXIS. Goat Wheat. July-August. D. The genus includes several 

 low, rather unattractive shrubs with slender stems clasped by transparent stipular 

 sheaths. Ls. alternate, ov., lane, usually small, with wavy margins, hairless. Fls. 

 small, pinkish white. A. Muschketowi grows to 8 feet, with Is. up to 2 inches long; 

 In A. spinosa the branches often end in spines. Central Asia. (Fig. 125 n and o.) 



Brunnichia cirrhosa. 25. July-August. D. Climber with slender grooved 

 stems; sheath very short; branchlets end in tendrils. Ls. alternate, ov., 6, straight 

 or heart-shaped base, entire, dark green, hairless. Fls. very small, greenish white, 

 in large panicles. South United States. (Fig. 125 p.) 



Muehlenbeckia complexa. Climbing or prostrate shrub. September. D. 

 Dense masses of wiry interlacing stems; sheath very small. Ls. alternate, fiddle- 

 shaped, f, dull green, hairless. New Zealand. (Fig. 125 m.) 



Polygonum BALDSCHUANicuM. 40. August-October. D. Climber. Stems 

 slender, grey, hairless. Ls. alternate, heart-shaped, 4, pale green, hairless. Fls. | 

 pinkish white, in large panicles. Fruit 3-angled. Central Asia. (Fig. 125 Q.) 



4' 



Family 82. ARISTOLOCHIACEAE. P (3), A (6), G4-6 



ARISTOLOCHIA. Dutchman's Pipe, Birthwort. Climbers. Ls. alternate, 

 heart-shaped, 5-7-nerved at base. Fls. large, yellowish green, U-shaped, solitary 

 on slender stalk. Fruit 3, 6-ribbed. 



A. moupinensis. 15. June. D. Ls. 4, leathery, downy below. China. 



(Fig. 126 B.) 

 A. Sipho. 30. June-July. D. Ls. 10, hairless. U.S.A. (Fig. 126 A.) 



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