MYUICACE^E. ' 203 



Leaflets 7-9. Bark close but not shaggy, and not scaling off 

 on the old trunks. Htisk as in the last. Catkins, shoots, 

 and lower surface of the leaves tomentose when yomng. Ntit 

 globular. 



3. C. ama'ra, Nutt. (Swamp Hickory or Bittbknut.) 

 Leaflets 7-11. Husk of the fruit splitting /jas// ii>o»/ down. 

 Nut spherical, short-pointed. Bark smooth, not scaling off. 

 — Moist ground. 



4. C. porei'na, Nutt. (Pig-nut. Broom-Hickoky.) Leaf- 

 lets 5-7. Hhoots, etc., glabrous. Husk as in the last. Nut 

 oblong or oval. — Niagara district, and south-westward. 



LXXXVII. MYRICA'CEiG. (Swbet-Galb F.) 



Shrubs with monoecious or dioecious flowers, both sterile 

 and fertile ones collected in short catkins or heads. Leaves 

 with resinous dots, usually fragrant. Fruit a i-seeded- dry 

 drupe or little nut, usually coated with little waxy grains. 



SyiiopKis of llic Ciciicra. 



1. Myri'ca. Flowers chiefly dicccions, catkins lateral, each bract wilh 



a pair of hractlets underneath. Stamens in the sterile flowers 

 2-8. Ovary solitary in the fertile flowers, l-celled, tipped with 2 

 thread-like stigmas, and surrounded by 2-4 small scales at the 

 b.ise. In our species the 2 scales form wings at the ba.ge of the 

 nut.— A shrub, 3-6 feet high. 



2. Cuiupto'iil.i. A low shrub, a foot or more in height, with fern-like 



very sweet-scented leaves. Flowers monoecious. Sterile catkins 

 cylindrical. Fertile ones spherical, the ovary surrounded by 8 

 awl-shaped persistent scales, so that the catkin resembles a bur. 



1. SIIRI'CA, L.' Bayeerky. Wax-Myktle. 



1. M. Ga'Ie, L. (Sweet Gale.) Leaves wedge-lanceolate, 

 serrate towards the apex, pale. The small nuts in crowded 

 heads, and winged by the 2 scales. — Bogs. 



2. M. eerif era, L. (Baybeery. Wax-Mybtle.) Leaves 

 oblong-lanceolate, entire, or wavy-toothed towards the 

 _apex, shining and sprinkled with resinous dots on both 

 sides, fragrant. Sterile catkins scattered. Nuts naked, 



