OLEACEAE. 



319 



LIGUSTRUM. Privet. 

 (Family Oleaceae). 



Shrubs: deciduous, but holding 

 their foliage late, or more or less 

 evergreen, where winters are mild. 

 Twigs slender, rounded, or 4- 

 ridged below the nodes: pith 

 moderate, white, homogeneous. 

 Buds sometimes superposed, ses- 

 sile, ovoid, small, usually with 2 

 or 3 pairs of exposed scales. Leaf- 

 scars opposite or the pairs some- 

 times divided, crescent-shaped or 

 transversely elliptical, raised, 

 small: bundle-trace 1, transverse: 

 stipule-scars lacking. Leaves, 

 when present, simple, entire. 



Winter-character references: 

 Ligustrum Ibota. Shirasawa, 276, 

 pi. 11. L. ovalifolium. Schnei- 

 der, f. 201. L. vulgare. Bosemann, 

 66; Fant, 44, f. 47; Schneider, f. 

 60, 201; Ward, 1: 174, f. 86; Will- 

 komm, 44, f. 78. 



1. Scar as broad as bud: subevergreen. (1). L. ovalifolium. 

 Leaf-scars narrow: deciduous. 2. 



2. Scales alternate: twigs rather hairy. 3. 



Scales at most acute: twigs barely velvety. (2). L. vulgare. 



3. Tall, with outcurving branches. 4. 



Low, with horizontal branches. (3). L. Ibota Regelianum. 



4. Lenticels low: pubescence sometimes short. L. Ibota. 

 Lenticels prominent: pubescence long. L. amurense. 



