EUCALYPTUS TREES. 263 
roides, Humboldt.)—Northern parts of South Ameri- 
ca. This species is here not yet introduced ; but it is 
likely to prove hardy. Like the following, it is con- 
spicuously magnificent. 
Arundo Sellowiana, Schultes. (Arundo dioica, 
Spreng. non Louriero. Gynerium argenteum, Nees.) 
—The Pampas Grass of Uruguay, Paraguay and the 
La Plata State. A grand autumnal flowering reed, 
with gorgeous feathery panicles. As an industrial 
plant it deserves here a place, because paper can be 
prepared from its leaves. 
Asparagus officinalis, L.— Europe, North Africa, 
North Asia. The well-known Asparagus plant, which, 
if naturalized on our coast, would aid in binding the 
sand. The foliage contains inosit-sugar ; the shoots 
contain asparagin. 
Astragalus Cephalonicus, Fischer. (A. aristatus, 
Sibthorp. )— Cephalonia. A small shrub, yielding a 
good tragacanth ; and so probably, also, the true A. 
aristatus of l Heritier is producing it. 
Astragalus Creticus, La Marck. — Candia and Greece. 
A small bush, exuding the ordinary vermicular traga- 
canth. The pale is preferable to the brown sort. 
Astragalus gummifer, La Billard.—Syria and Per- 
sia. This shrub also yields a good kind of traga- 
canth. 
Astragalus strabiliferus, Royle.—Asiatic Turkey. 
The brown tragacanth is collected from this species. 
Astragalus verus, Olivier. — Asiatic Turkey and 
Persia. This shrub furnishes the Takalor or Smyrna 
tragacanth, or it is derived from an allied species. 
Atriplex hortensis, L.—North and Middle Asia. 
The Arroche. An annual spinach plant. 
