wichuraiana_ covers banks, or anything
somewhat flat, in a very short time. It flowers through September, and
attracts great attention. Such tender Roses as Marechal Niel, Niphetos,
and Banksian are useless.
ROSMARINUS OFFICINALIS (Rosemary).
RUBUS.--Of these, _R. arcticus_, dwarf; _R. lacinatus_,* _R. nutkanus_.*
_R. deliciosus_* is a beautiful shrub, and should be left alone after
planting.
RUSCUS (Butcher's Broom).--_R. aculeatus_ and _R. Hypoglossum_.
SALIX (Willow).--_S. alba_, _babylonica_ (Babylonian Willow), and
_pendula_, a lovely tree. _S. Caprea_* (Goat Willow), _fragilis_,
_herbacea_ (the Alpine Willow, not much larger than the Wild Thyme),
_Lapponum_, _nigra_, _Paulinae_, _reticulata_, _rubra_, _viminalis_.
SAMBUCUS (Elder).--_S. canadensis_, _nigra_, _racemosus_.
SKIMMIA FORTUNEI and _S. japonica_.*
SPIRAEAS.--Of these, _S. bella_, _bullata_, _canescens_, _decumbens_,
_cantoniensis_,* _discolor_,* _japonica_, _var. Bumalda_,* _tomentosa_,
_var. alba_.
STAPHYLEA COLCHICA.
SYMPHORICARPUS RACEMOSUS (Snowberry).
SYRINGA (Lilac).--_S. persica_* (Persian Lilac), and _S. vulgaris_* and
varieties.
TAMARIX.--_T. gallica_, _T. hispida_, and _T. odessana_,* a very fine
August flowering shrub.
TILIA (Lime).--_T. argentea_, _T. cordata_, _T. platyphyllos_, and _T.
vulgaris_,* the best of all.
ULEX (Furze).--_U. europaeus_ and _var. fl. pl._*
ULMUS (Elm).--_U. campestris_* and _U. montana_.*
VACCINIUMS.--Of these choose _V. arboreum_, _V. corymbosum_, _V.
Myrtillus_, and _V. pennsylvanicum_,* very fine for drooping over rocks
in rock garden; _V. Vitis-idaea_ and the variety _variegata_, a pretty
variety of this native shrub.
VERONICA.--Of these the most satisfactory are _V. amplexicaulis_,*
_Armstrongii_,* _buxifolia_,* _chathamica_,* _Colensoi_,*
_cupressoides_,* _c. variabilis_*--grown in poor soil and well exposed,
this variety of _V. cupressoides_ is very fine both in summer and
winter--_decumbens_,* _epacridea_,* _glauco-caerulea_,* _Hectori_,*
_Kirkii_,* _ligustrifolia_,* _monticola_,* _pimeleoides_,*
_pinguifolia_,* _rakaiensis_,* _salicifolia_,* _Traversii_.* The above
are hardy Veronicas. They also happily include many of the best.
Other species are good plants out of doors during summer; they are,
however, best lifted early in October and housed till May, or they may
be covered in severe weather. Cold winds do most mischief.
[Illustration: _GUELDER ROSE OR SNOWBALL TREE.
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