P. SERRULATA (_syn Crataegus glabra_).--Chinese Hawthorn. Japan and
China, 1804. This has Laurel-like leaves, 4 inches or 5 inches long,
and, especially when young, of a beautiful rosy-chocolate colour, and
clustered at the branch-tips. Flowers small, white, and produced in flat
corymbs. An invaluable seaside shrub.

They all grow well either in light, rich loam, or in sandy, peaty earth,
and are usually propagated by grafting.


PHYLODOCE.

PHYLODOCE TAXIFOLIA (_syns P. caerulea_ and _Menziesia caerulea_).--An
almost extinct native species, having crowded linear leaves, and
lilac-blue flowers. It is only of value for rock gardening.


PIERIS.

PIERIS FLORIBUNDA (_syns Andromeda floribunda_ and _Leucothoe
floribunda_).--United States, 1812. Few perfectly hardy shrubs are more
beautiful than this, with its pure white Lily-of-the-Valley like
flowers, borne in dense racemes and small, neat, dark green leaves. To
cultivate this handsome shrub in a satisfactory way, fairly rich loam
or peat, and a situation sheltered from cold and cutting winds, are
necessities.

P. JAPONICA (_syn Andromeda japonica_).--Japan, 1882. A hardy,
well-known shrub, that was first brought specially under notice in "The
Garden," and of which a coloured plate and description were given. It is