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_ XEROPHYLLUM. 
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YELLOW RATTLE 
Ly) so aes. — Fn, Mibu dave) ae ee 
house trees, natives of the East In- | species, from its loose and elegant 
dies, which were formerly consider- 
ed to belong to the genus Ne‘rium. 
One of the species, W. coccinea, 
has splendid flowers; it should be 
grown in sand and peat. The other 
kinds have white flowers. 
X. 
Xanruorur'za. — Ranunculdcee. 
—Yellow root. An American shrub, 
with very neat dark purple flowers 
which are produced early in spring, 
and handsome leaves. It will grow 
in any common garden soil, and it 
is increased by suckers from the 
roots. 
Xantuo’/xyLum. — Rutdce@, or 
Terebinthiaceea. — The Toothache 
tree. Trees and shrubs, most of 
which require a stove in England, 
and should be grown in a sandy 
»loam. X. fraxineum, the prickly 
ash, is an American shrub, the bark 
of which is aromatic, and is consid- 
ered very efficacious in rheumatism. 
It is hardy in British gardens, and 
will grow in any soul. X. nétidum, 
which has strong thorns on the mid- 
ribs of its leaves, is used as a hedge 
plant in Chma. 
XeRA'NTHEMUM. — Compdsite.— 
Purple everlasting flower. Very 
beautiful annual flowers, which may 
either be sown in the open ground 
in April, or raised on a hotbed, and 
planted out in May: the only ad- 
vantage by the latter plan being 
that the plants flower earlier. They 
are very beautiful, and well deserv- 
ng of a place in every flower-gar- 
en. 
XeEropuy’LLUM.— Melanthdceea.— | 
_ Singular plants with long, narrow 
leaves, and spikes of pretty white 
flowers. The species are natives of 
North America, and quite hardy in 
British gardens, where they should 
be grown in peat and loam. X. 
gramineum is a peculiarly desirable 
& 
spikes of small star-like white flew- 
ers. ‘ 
XeEror1s. — Juincee. — Rush-like 
plants, natives of North Holland. 
which require protection in this 
country ; and which are not worth 
the trouble of growing. 
Ximene'sta. — Composite. — An- 
nual and perennial flowers, natives 
of Mexico, with yellow flowers, 
which will grow in any common 
garden soil. There are two bien- 
nial species, which should be kept 
in a frame during winter, and trans- 
planted to the open border in 
spring. 
Xy.o'sium.—Orchidacee. — Bra- 
zilian parasites, growing on trees, 
and requiring a stove in England. 
For their culture, see OrcuIDEous 
EpipuyTes. 
Xy.apuy'LLA.— Euphorbiacee.— 
Very curious shrubs, which produce 
their flowers on the margins of their 
leaves. They are mostly natives 
of Jamaica, and require a stove in 
England. ‘The flowers are generally 
greenish, but those of X. montana. 
the Sea-side Laurel, are of a bright 
yellow. They are generally grown 
in sandy peat. 
Xyto'sreum—The Fly Honey- 
suckle. See Lonr'cera. 
Y. 
Yam.— Dioscorea. — Herbaceous 
plants, natives of the tropics, gene- 
rally with greenish white flowers, 
the tuberous roots of which are 
eaten as a substitute for potatoes 
The stems of most of the species 
are weak, and cannot support them- 
selves. 
Yarrow.—Achilléa millifolium. 
Yettow Rarrie.— Rhindnthus 
majus is a British plant, which is 
very ornamental, from its yellow 
labiate flowers having each a bright 
dark eye. 
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