1 66 TREES AND SHRUBS 



Choisya ternata (Mexican Orange Flower). 



CiSTUS.* — These are very fine, and flower for 

 months if somewhat sheltered. 



Clematis. — Of these very charming are alpitia,* 

 apiifolia, Flammula,'^'' heraclecefolta, Vitalba.'^ 



COLLETIA CRUCIATA. 



COLUTEA ARBORESCENS and melanocalyx. 



Convolvulus Cneorum.* — Very pretty plant for 

 a south wall ; silvery foliage and white flowers. 



CoRNUS (Dogwood). — Of these, alba and varieties, 

 Kousa, florida, sanguinea (very ornamental in winter), 

 Mas and m. variegata'^ (a very choice, variegated shrub), 

 are the best. 



CORYLOPSis PAUCIFLORA and C. spicata. — Both do 

 well on a south wall. 



CORYLUS AVELLANA and purpurea* — One of the 

 most effective shrubs if used carefully. 



COTONEASTERS. — Of these, buxifoUa, Simonsii, thymi- 

 folia,* microphylla,'^ horisontalis* (a species with 

 pecuHar spreading flat branches, producing a fine 

 effect if grown on sloping banks), are the most note- 

 worthy. 



Hawthorn. — Cratcegus monogvna, Oxyacantha* 

 also the ordinary white single form, are valuable 

 hardy trees, flowering at the end of June to July. 



Cytisus (Broom) — Of this beautiful family, albus,'^ 

 Ardoini,''^ biflorus,''^ decumbens,''" nigricans, prcecox,* 

 purpureus,* scoparius and varieties,* are all splendid 

 growers for dry, sunny situations. 



Dabcecia. — Polifolia* alba,* bicolor,* the Irish 

 Heaths, are beautiful in small beds and rockeries. 



