SALICACEAE. 9 



of 2 or more stamens, the pistillate consisting of a gynoecium of 2 or 4 

 united carpels. Ovules numerous. Fruit capsular. 



FAMILY 1. SALICACEAE. WILLOW FAMILY. 



Shrubs or trees with soft wood. Leaf-blades very narrow to very 

 wide. Aments erect or drooping, the bracts mostly ciliate or toothed. 

 Capsules narrowed to the apex. Seeds usually with a tuft of hairs. 



1. SALIX [Tourn.] L. Shrubs or trees, the buds with a single scale. 

 Leaf-blades pinnately veined, relatively short-petioled. Stamens 2, or rarely 

 1-7 : anthers yellow or reddish. Ovary stipitate : stigmas not dilated. 

 Winter-spr. WILLOW. 



Capsules, and ovary, glabrous, stout-beaked. 

 Leaves with narrow blades : stamens 3-7. 

 Leaf-blades green beneath. 



Bracts of the pistillate aments obtuse : fruiting aments usually dense : cap- 

 sules 3-4.5 mm. long. 1. 8. nigra. 

 Bracts of the pistillate aments acute or abruptly pointed : 



fruiting aments usually lax : capsules 4-5.5 mm. long. 2. S. marginata. 

 Leaf-blades glaucous beneath. 



Capsules ovoid in outline, not veined, the body globose 



or ovoid. 3. 8. longipes. 



Capsules conic in outline, veiny, the body oblong to oval. 4. 8. amphibia. 

 Leaves with broad blades : stamens 2. 5. 8. floridana. 



Capsules, and ovary, pubescent, subulate-beaked. 6. 8. tristis. 



1. S. nigra Marsh. Shrub or small tree, the twigs brown: leaf -blades nar- 

 rowly lanceolate, 6-12 cm. long, acute at both ends, or acuminate at the apex, 

 pale beneath: staminate aments with finely pubescent, blunt bracts: capsules 

 4 or 5 times as long as the pedicels. BLACK- WILLOW. 



River-banks, n. Fla. (Cont.) 



2. S. marginata Weimer. Spreading shrub or small tree, the twigs reddish: 

 leaf-blades mainly oblong, lanceolate, or ovate-lanceolate, 2-5 cm. long, mostly 

 acute or blunt at the apex, cuneate to truncate at the base: staminate aments 

 with densely pubescent acute or acutish bracts: capsules about twice as long 

 as the pedicels. GULF-WILLOW. 



River-swamps and low grounds, n. Fla. (Cont.) 



3. S. longipes Anders. Shrub, or tree becoming 10 m. tall, the twigs gray or 

 gray-brown: leaf -blades narrowly lanceolate, 10-15 cm. long: staminate 

 aments 4-10 cm. long, the bracts finely ciliate: capsules ovoid in outline, 3 or 

 4 times as long as the pedicels. WARD 'S-WILLOW. 



Low grounds, n. Fla. (Cont.) 



4. S. amphibia Small. Shrub or small tree, the twigs purplish or purple: 

 leaf- blades linear-lanceolate, lanceolate, or oblong, 3-13 cm. long: staminate 

 aments 1.5-5 cm. long, the bracts finely pubescent: capsules conic in outline, 

 about 3 times as long as the pedicels. 



Wet grounds and hammocks, s. pen. Fla. (Endemic.) 



5. S. floridana Chapm. Shrub or small tree, the twigs sparingly pubescent: 

 leaf-blades oblong to oblong-lanceolate, 5-8 cm. long, or larger on twigs, 

 acute, sharply serrulate, dark-green above, glaucous beneath, rounded or 

 truncate at the base: fruiting aments oblong-cylindric, 4-7 cm. long: capsules 

 ovoid-conic, 6-8 mm. long. 



River-banks, w. Fla. (Ga.) 



6. S. tristis Ait. Shrub usually less than 1 m. tall, the twigs mostly grayish: 

 leaf-blades oblanceolate to linear-oblong, 2-5 cm. long, entire or undulate, 



