BUCKTHORN FAMILY. Rhamnaceae. 



spicuous nerves. The small, sweet-scented flowers are 

 crowded in compact, creamy clusters, sometimes four or 

 five inches long, very handsome, but not so delicate as 

 Deer-brush. This is common on hillsides and in the 

 mountains, up to seven thousand feet. 



A graceful shrub, or small tree, six to 



Deer-brush, fifteen feet ^ the slender tmnk and 



Mountain Lilac 

 Ceandihus branches covered with dull yellowish- 



integerrimus green bark and the bright green foliage 



White, blue setting off the feathery flower clusters, 



CaP'ore two to six inches lon S' scattered lightly 



Wash., Ariz. over tne Dusn and composed of innumer- 

 able, tiny, sweet-scented blossoms. The 

 leaves are alternate, half an inch to three inches long, 

 toothless, thin in texture, very slightly downy or smooth, 

 with three veins, and the flowers cream-white, occasionally 

 blue or pink, with conspicuous stamens, which give the 

 plume-like sprays a delicate foamy effect against the dark 

 forest background. This shrub is a beautiful sight when 

 in flower and sometimes covers the mountainsides with 

 drifts of snowy bloom, filling the air with delicate perfume. 

 It is quite variable and sometimes has dark shiny leaves 

 and small compact clusters of flowers. It is often called 

 White Tea-tree, because the bark is used medicinally. 



An attractive mountain shrub, growing 

 Lilac M Untain ^ Ycsemite, and elsewhere in the Sierra 

 Ceandihus Nevada Mountains at similar altitudes, 



parvifdlius low and spreading, about three feet high, 



Blue with smooth, pale green branches and 



Summer gmall smoct h, toothless leaves, dark 



California - .... ... 



green and shining on the upper side, pale 



on the under. The oblong clusters of minute blue flowers 

 are slightly sweet-scented and about two inches long. 



MALLOW FAMILY. Malvaceae. 



A large family, widely distributed; mostly herbs, with 

 mucilaginous juice and tough, fibrous bark; leaves alter- 

 nate, mostly palmately-veined and lobed, with stipules; 

 flowers regular, perfect, or the stamens and pistils on 

 different plants; sepals five, often with an outer row of 

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