^ESCULUS. Horse-Chestnut 
IE. Hippocastanum. European Horse-Chestnut. (Lm) A tree of hand¬ 
some, regular outline and very hardy. In May it is covered with magnificent 
erect spikes or panicles of white flowers, lightly marked with red. It has no 
superior as a lawn or street tree. (See plate on page 41.) 
M. Hippocastanum, var. alba flore pleno. Double White-flowering 
Horse-Chestnut. (L v) A superb variety of handsome, regular outline and 
pyramidal habit. Its dense top is covered in May with double white flowers 
in large panicles, much larger than those of A. Hippocastanum.- 
JE. Hippocastanum, var. rubicunda. Red-flowering Horse-Chestnut. 
(M m) A handsome and desirable variety, not forming so symmetrical a top 
as the other sorts, but the foliage is good and the red flowers very attractive. 
JE. glabra. American Horse-Chestnut. ( M r) A native variety of 
open, spreading growth. The flowers, appearing in May, are greenish yellow 
A good street tree. 
JE. parviflora; syn., Pavia parviflora. See Shrubs. 
AILANTHUS 
A. glandulosa. Tree of Heaven. (Lr) Ornamental tree, with loose, 
somewhat spreading habit and elegant, palm-like foliage. Thrives in any soil 
or situation, and is especially desirable for situations where soil is too poor for 
successful growth of other trees, and for smoky cities. Fertile trees should be 
planted, because the male exhales a disagreeable odor when flowering. 
ALNUS 
A. glutinosa. European, or Black Alder. ( M r) A vigorous-growing 
tree with dull, dark green foliage. Valuable for planting in damp situations. 
A. glutinosa, var. imperialis. Cut-leaved Alder. ( M r) A strong¬ 
growing, ornamental variety, with deeply pinnately-lobed leaves. 
AMELANCHIER 
A. Canadensis. Shad-bush. (Dr) A form varying in size, sometimes 
hardly more than a bush. Bears white, cherry-like blossoms in May or June, 
and these are followed by small purplish fruits, sweet and edible. 
A. Botryapium. Dwarf Juneberry. See Shrubs. 
ANDROMEDA. See Oxydendrum 
ARALIA 
A. Chinensis ; syn., Japonica. Chinese Angelica Tree. (D r) A tree 
of highly ornamental subtropical appearance. The stem is very prickly; 
leaves 1 A to 7.A feet long, the branches crowned with great clusters of 
white flowers in August. Grows well in dry, rocky or clayey soil. 
A. pentaphylla ; syn., Acanthopanax spinosa. See Shrubs. 
A. spinosa. Hercules* Club. (Dr) Resembles^. Chinensis; flowers a 
little later. A good grower in dry, rocky or clayey soils. 
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