fine red fruits, but they are much smaller than those of _R.
pomifera_.
R. RUGOSA (Japanese Rose).--No plant has come to the front more rapidly
in recent years than this Rose. It was introduced from Japan in 1845,
but appears to have been neglected. It is one of the very hardiest of
Roses, as well as one of the sturdiest and most robust. The leaves are
very handsome, the leaflets being of a rich green and wrinkled. The
flowers in the wild type are rosy crimson, but there is also a white
variety, and seedlings give quite a variety of shades. It hybridises
freely with other species and garden varieties, and has in this way
enriched our gardens with many good hybrids, Mme. Georges Bruant and the
Coubert Double White among them. The fruits of _R. rugosa_ are
orange-shaped, scarlet red, and of large size--altogether very
ornamental.
[Illustration: _HYBRID ROSE UNA, A SHRUBBY GROUP ON GRASS._
(_Bed is 70 feet in circumference and contains 15 plants._)]
R. SERICEA.--For some reason this Rose has never obtained the
recognition it deserves. Perhaps its comparative rarity may account for
this. It is the earliest of all Roses to flower out of doors, its first
blossoms opening as a rule towards the latter end of May; the flowers
are creamy white. In the cooler days of May and early June it lasts
longer in bloom than many of the later flowering species do. It has one
very distinctive character, in the petals being nearly always four
(instead of the usual five) to each flower. Sometimes the bark of the
young shoots is a bright red. A native of North India.
R. SETIGERA.--Of the North American Roses none has proved more useful in
this country than the Prairie Rose. A rambler in habit, it is valuable
for its vigorous growth and late flowering. The flowers are large, deep
rose, and appear in July and August.
R. SPINOSISSIMA (R. PIMPINELLIFOLIA).--The Scotch Rose is one of the
earliest species to bloom; it is also one of the prettiest and most
distinct. The stems are dwarf and covered with bristles, the leaves
small, and the flower white and cup-shaped. There are several wild
varieties of it, the two most noteworthy being _altaica_ (or
_grandiflora_) and _hispida_. Both these grow 6 feet or more high, and
the flowers of both are larger than the typical Scotch Rose. Those of
_altaica_ are creamy white; those of _hispida_ a lovely cream yellow.
The garden varieties of this Rose are numerous--some double, some
single, and varyi
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