Caprifoliaoeae. 



349 



Viburnum. Arrow Wood. 

 (Family Caprifoliaceae). 



Shrubs or occasionally small 

 trees: deciduous except for a few 

 tender species. Twigs moderate 

 or rather slender, more or less 6- 

 sided: pith moderate, round or 

 somewhat 6-sided, white or brown- 

 ing, continuous. Buds solitary or 

 very exceptionally superposed, 

 mostly stalked, ovoid or oblong, 

 without scales (1) or with a pair 

 of mostly connate scales (2, 3), or 

 with one (4, 5) or rarely several 

 pairs of separate exposed scales. 

 Leaf-scars opposite, crescent- 

 shaped or exceptionally broad, 

 sometimes ciliate at top, often 

 raised and meeting or transversely 

 connected: bundle-traces 3: sti- 

 pule scars lacking. 



Winter-character references: 

 Viburnum dentatum. Brendel, pi. 

 1. V. dilatatum. Shirasawa, 273, pi. 11. Y. furcatum. Shi- 

 rasa wa, 269, pi. 10. V. Lantana. Bosemann, 57; Schneider, 

 f. 192; Ward, 1:70, f. 49, 165, f. 80; Willkomm, 3, 9, 49, f. 88; 

 Zuccarini, 28, pi. 15. V. Lentago. Brendel, pi. 1; Hitchcock 

 (1), 3; Otis, 228; Schneider, f. 192. V. Opulus. Bosemann, 

 57; Fant, 45, f. 50; Lubbock, On Buds and Stipules; Schnei- 

 der, f. 192; Shirasawa, 270, pi. 10; Ward, 1:168, f. 82; Will- 

 komm, 9, 10, 11, 49, f. 87; Zuccarini, 27, pi. 15. V. phlebotri- 

 chum. Shirasawa, 277, pi. 12. V. prunifolium. Hitchcock 

 (1), 3. V. Sieboldii. Shirasawa, 273, pi. 11. V. tomentosum. 

 Shirasawa, 273, pi. 11. V. Wrightii. Shirasawa, 274, pi. 11. 

 On winter-characters some species of Viburnum are easily 



