TREES AND SHRUBS 



acuminate, or equally attenuated at each end, glandular-serrated, glabrous, 

 glaucous beneath, young ones silky, 4 ins. long, | in. broad. 



A deciduous tree, 30-50 ft. ; Branches long, straight, slender, young branches 

 downy ; Timgs green, flexible, glabrous ; growth very rapid ; salicine abundant ; 

 Bark used for tanning ; Wood said to be more valuable than any other species, 

 light, tough, elastic, unlikely to crack or split, uninflammable. 



Called Bedford Willow after Francis, Duke of Bedford, who first brought 

 it into notice. Synonymous with S. Russelliana. By some considered a hybrid 

 between S. fragilis and S. alba. 



GREAT WHITE POPLAR, Populm alba. 



Moist woods, borders of streams. INIarch. April. Prefers open soil, well 

 exposed to air and sunlight. Does well in smoky towns, and in poor sandy soil. 

 The Poplars are propagated by cuttings of firm shoots, 8 ins. long, in ordinary 

 soil outdoors, October or November ; layering of shoots in October ; suckers. 

 October— February ; seeds in ordinary soil in moist border in autumn. 



Flowers dicecious, anemophilous, terminal on dwarf shoots ; 3£alc catkins 

 2-4 ins. long, drooping, membranous, very deciduous, scales jagged, hairy ; 

 Perianth (or inner united scales) a small, flat, oblique cup; Stamens about 8, 

 anthers purple; Females shorter, dense ; Ovary 1 -celled, placentation parietal, 

 styles 0, stigmas 2, bipartite, segments linear, yellow ; Fruit a small oval, glabrous, 

 recurved capsule, opening in 2 reflexed valves ; seeds small, black, oval, with a 

 tuft of long silky hairs, ripe in .June. 



Leaves alternate, very variable, roundish cordate, those of young shoots 

 5-lobed, acute, margin sinuate, upper surface smooth, underside white and 

 cottony, 1-3 ins. long, 2J ins. broad, shed early ; petioles slender, flattened 

 from sides. Autumn tints dark brown. 



A deciduous ti-ee, 60-100 ft. ; Branches spreading, slender, rod-like, with 



upward tendency ; growth rapid ; Bark smooth, light grey or ash-coloured, 



young shoots hairy ; Buds cottony, not viscid ; suckers freely produced, bearing 



lobcd and toothed leaves, 2-4 ins. broad ; Wood white, soft, light, not easily 



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