THE FLOWERING PERIOD OF SHRUBS 



45 



Ceraaus Sieboldi rubra plena. . . . Double-flowering Cherry. T 



*Cercis iaponica Japanese Judas Tree S 



*Cercis canadensis Red Bud T 



*Androineda iaponica Japanese Fetter Bush. . . .S 



*Leucothoe Catesbffii Leucothoe S 



*Pyrus iaponica Japanese Quince S 



♦Spirsea prunifolia Bridal "Wreath S 



*Citru8 trifoliata Hardy Trifoliate Orange. . S 



*Prunus (Amygdalus) Persica.... .Flowering Peach T 



*Prunus (Amygdalus) nana Flowering Almond S 



♦Sassafras officinale Sassafras T 



*Amelanchier Botryapium Juneberry, or Shad Bush . S 



*Exochorda grandiflora Pearl Bush S 



Ostrya virginiana Ironwood (catkins) T 



♦Sja-inga oblata Early Lilac S 



*Ribes aureum and sanguin- 



eum Flowering Currant S 



*Prunus Pissardi Purple Plum S 



Corylopsis pauciflora . S 



*E.hus aromatica Arbmatic Sumac S 



May 1 to 15 



*Staphylea colchica Bladder^nut S 



*Rhodotypos kerrioides White Kerria S 



*Kerria japonica Globe Flower S 



*Cornus florida and rubra Flowering Dogwood T 



Wistaria sinensis and alba Chinese Wistaria C 



Pyrus (Malus) Parkmanni 



(Halliana) Flowering Apple T 



Pyrus coronaria, loensis Flowering Apple T 



Pyrua floribunda atropurpurea 



and Schiedeckeri Flowering Apple T 



Magnolia Lennei and Meehanii. Purple Magnolias T 



Magnolia Fraseri Fraser's Magnolia T ^ 



MagnoUa gracilis and purpurea.. Bush MagnoUas S 



*^sculus Hippocastanum White Horse Chestnut T 



*jEscu1us rubicunda. .^. Red Horse Chestnut T 



*Xanthoceras sorbifolia Chinese Flowering Chest- 

 nut S 



Azalea amcena Evergreen Azalea S 



Azaleas pontica and mollis Ghent and Chinese 



Azaleas S 



Azalea nudiflora Wood Honeysuckle S 



Azalea Vaseyi Carolina Azalea S 



Rhodora canadensisT Rhodora S 



*ElEeagnus longipes and umbel- 



latus Silver Thorn S 



*Cerasus Padus, pennsylvanica 



andpumila Bird and Dwarf Cherries. T 



Crataegus coccinea White Thorn S 



Caragana arborescens and 



pendula Siberian Pea S 



Halesia tetraptera Silver Bell, or Snowdrop. . . S 



*Berberis vulgaris, purpurea 



and Thunbergii Common, Purple and 



Japanese Barberry S 



Asimina triloba Pawpaw T 



Akebia quinata Akebia C 



*Lonicera grandiflora rosea and 



Morrowii .^ Bush Honeysuckle S 



Mahonia aquifolia. . . . .' .'. -Oregon Grapes ^ S 



*Paulownia imperialis Empress Tree T 



Pavia rubra Dwarf Horse Chestnut T 



♦Viburnum Opulus sterilis Common Snowball S 



♦Viburnum tomentosum Single Japan Snowball. . . . S 



♦Viburnum Sieboldi Siebold's Snowball S 



♦Viburnum Lantana Wayfaring Tree. S 



♦Robinia hispida rosea Rose Acacia S 



♦Weigela rosea and Candida Diervillas. S 



♦Deutzia Lemoinei and gracilis. . Dwarf Deutzia S 



Daphne Genkwa and Cneorum. Daphne S 



