THE YELLOW BIRCH {Betula lutea) 

 (Upper.) A flowering twig in early April. Staminate catkins pendulous at tip. Pistillate catkins small 



(Lower.) Leaf, cones, 3-lobed cone-scales and heart-shapeH, winged seeds 

 half grown and sealed up for winter 



solitary, erect, lateral. 

 Twig with staminate catkinf 



