118 THE SAXD STEAXD FLOEA 



A. cinerea Poir. 



Branching shrub, ivhitish with a scaly tomentum; leaves lanceolate 

 or oblong, obtuse, entire, petiolate. 1 — 5 cm. long. 



Coast of Tasmania and Australia. Observed b}' the writer at 

 Moreton Bay, Queensland : Botany Ba}', ISTew South Wales ; Port Phillip, 

 Yictoria; Port Adelaide, South Australia; Fremantle. West Australia. 



A. hastata L. 



Annual, slender, with 3 — 7 dm. long, ascending branches; herbage 

 mealy, scarcely succulent; leaves triangrdar-hastate, entire or sinuate- 

 dentate, 2 — 5 em. long, often as broad or broader, petioles 8 — 12 mm. 

 long. 



Coasts of Europe and Xorthern Asia. 



A. leucophylla Dietr. 



Perennial herb, with prostrate stems, densely light brown-scurfy. 

 3 — 1"2 dm. long, somewhat woody at base, many short ascending 

 branches; leaves thick, orbicular to elliptic, 10 — 25 mm. long, sessile. 

 3-nerved. 



Sand formations on the coast of California, from San Prancisco 

 southward to San Diego. 



A. paiula L. 



Annual, stout, succulent, erect or prostrate, 25 — 50 cm. high, with 

 few ascending branches; herbage green, only the growing parts some- 

 what mealy; leaves petiolate, the lowest often opposite, lanceolate- 

 hastate, coarsely toothed, 4 em. long, the upper lanceolate, entire. 



Widely dispersed in Europe, Asia, and Africa northward to the 

 Arctic. Introduced to Tasmania and Australia, where found in neigh- 

 borhood of cities. Also near San Francisco. 



Several other species and forms of Chenopodiuni occur on various 

 coasts,. but the author has not studied this genu5 sufficiently to be able 

 to discuss the geographical distribution of these greatly varying forms. 



Beta maritima L. 



Perennial, with erect or spreading branched stems, 3 — 6 dm. high; 

 leaves large, broad, fleshy, green, the upper small, narrow; flowers green. 



Coastal sands of Europe, Western Asia, and ITorth Africa, especially 

 in localities where the sand is mrsed with silt. 



