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DICOTYLEDONS 



SALICACE-a: (Willow Family) 



Trees or shrubs. Leaves alternate stipulate. Dioecious. 

 The inflorescences are catkins. The staminate flower consists 

 of two or more stamens and a disk. The carpellary flower 

 consists of a hypogynous disk, and a syncarpous superior 

 gynaecium composed of two carpels ; ovary, two-chambered, 

 with many ovules on two parietal placentae : stigmas, two. 



Type I. : COMMON SALLOW or WILLOW {Salix caprea). 



Vegetative cliaracters. — A tree or shrub, with alternate, 

 stipulate leaves. Each resting-bud is completely encased in 



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Figs. 140-145. — Inflorescence and flowers of Salix caprea (Willow). Fig. 140. — Vertical 

 section of staminate inflorescence. _ Fig. 141.— Staminate flower inserted on a bract. 

 Fig. 142. — Diagram of ditto. Fig. 143.— Carpellary inflorescence. Fig. 144. — A 

 carpellary flower inserted on a bract. Fig. 145. — Diagram of ditto. 



two bud-scales. Many of the terminal buds of the branches 

 die in late autumn and drop off during the winter, and in the 



