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perfumed flowers, and yield by effleurage a delicious per¬ 
fume. 
Geranium (see Pelargonium).—Many species of Geranium and 
Erodium have scented foliage when touched or bruised. 
Ginger (Zingiber officinale).—Much grown and largely used as 
a sweetmeat in China and the West Indian islands ; also 
used in cordials and in cookery. For preserving in China 
species of Alpinia and Hedychium are often used. 
Glechoma hederacea (Ground Ivy).—An aromatic creeping 
labiate with balmy odour, formerly infused in ale for its 
flavour. 
Grains of Paradise (Amomum Melegueta, A. grana Paradisi, 
&c.) produce hot aromatic seeds in globose or triquetrous 
capsules. They are closely related to Ginger and Cardamoms. 
The seeds have a camphorated flavour, and have been illegally 
used in doctoring beer at the risk of a heavy penalty. 
Ground Ivy (see Glechoma). 
Guava (Psidium guava, P. pomiferum, P. Cattleyanum) is the 
Chinese purple Guava, generally compounded into a delicious 
flavoured jelly or pomade. 
Gum Cistus, or Ladanum (Cistus creticus), and many other 
kinds, such as C. Ladaniferus, of Spain and Portugal, yield 
an aromatic gum resin used in perfumery and fumigations 
by Oriental people. 
Gymnema sylvestre.—This is an asclepiadaceous plant, leaves 
of which were sent to Kew, from Madras. After chewing the 
leaves, neither sweet nor bitter substances can be distinguished 
in the mouth. Salts, acids, astringents, and aromatics are 
unaffected (see Gard. Chron., April 23, 1897, p. 550). 
Hawthorn (Cratasgus Oxycantha).—A well-known native tree 
with fragrant, white clustered flowers. There are double, and 
rose, pink, and crimson forms. 
Heart’s Ease (see Viola). 
Hedychium spicatum.—The dried roots or rhizomes are pounded 
and used in the form of incense, and also as a medicine in 
India. 
Hedysarum Coronarium (French Honeysuckle).—A crimson- 
flowered biennial plant well worth culture. 
Heliotrope (Heliotropium peruvianum).—Well-known sweet- 
scented flowering shrubs from Peru. Their flowers are 
