204 SALICACE.E. Salix. 



Order CII. SALICACE^. L. C. Rich. The Willow Tribe. 



Flowers dioecious, amentaceous, destitute of calyx and corolla, one under each 

 bract. Sterile fl. Stamens 2 - 12 or more, sometimes monadelphous. 

 Fertile fl. Ovary 1-celled or imperfectly 2-celled, with numerous ascending 

 ovules ; styles 2, more or less united, very short : stigmas often 2-cleft or 

 2-parted. Capsule 1-celled, 2-valved ; the valves finally revolute. Seeds 

 numerous, furnished with a long silky coma. Albumen none. — Trees or 

 shrubs, with alternate simple (serrated or entire) leaves which are furnished 

 with stipules. The bark is usually bitter, and contains more or less of a 

 peculiar principle called saiicine. The wood is light, and of rapid growth. 



1. SALIX. Tourn. ; Endl. gen. 190^. WILLOW, osier, sallow. 



[ Derived from the Celtic words sal, near, and Us, water ; in allasion to their place of growth.] 



Bracts of the aments entire. Calyx and corolla none. Sterile fl. Torus gland-like. 



Stamens mostly 2, but often 3 - 5 : filaments sometimes united at the base. Fertile fl. 



Ovary with a gland at the base : styles short, united : stigmas small. — Trees or shrubs. 



In describing the Willows of New- York, I have followed pretty closely the arrangement of Dr. Barratt, as given 

 in Hooker's Flora Boreali-Americana, and afterwards in the printed descriptions accompanying the sets of North 

 American Willows so generously distributed by this zealous botanist among his botanical friends. 



* CiNEBE£, Barratt. AmemU <mal or umuwlwi cylindrical, appearing before the leaves. Stamens 2. Ovary pedicellate. 

 Leaves ovate, obovate or Umceolale, mostly entire, hoary, dnereous or woolly, often rugose, and the margin revoUtU. 

 — Shruis. 



1. Salix Candida, JVilld. (Plate CXVII.) White-leaved Willow. 



Leaves lanceolate or linear -lanceolate, acute, entire or obscurely serrulate towards the 

 summit, the upper surface as well as the twigs clothed with a web-like pubescence, densely 

 woolly and white underneath ; stipules lunate, small ; aments oblong-cylindrical, erect, densely 

 flowered ; scales obovate, obtuse, brown, clothed with long villous hairs \ ovary ovoid-oblong, 

 on a short pedicel, densely woolly ; style short ; lobes of the stigma 2-cleft. — Willd. sp. 4. 

 p. 708 ; Pursh, fl. 2. p. 608 ; Torr. compend. p. 365 ; Salict. Wob. t. 90 ; Hook.fl. Bor.- 

 Am. 2. p. 144. S. incana, Michx. fl. 2. p. 225, not of Schrank. 



A shrub five feet or more in height ; the young twigs of a reddish color, at first covered 

 with a light wool, but finally smooth and shining. Leaves 3-4 inches long and about three- 

 fourths of an inch wide, abruptly narrowed at the base into a short petiole, somewhat rugose ; 

 the upper surface of a dull grayish green, very white and woolly underneath : stipules shorter 

 than the petioles. Aments about an inch long and one-fourth of an inch in diameter, on short 



