66 



TREES OP THE NORTHERN UNITED STATES 



to a cone. Bark dark brown on the young branches ; terminal winter 

 buds over y z in. long. Small tree ( 10 to 30 ft. ) with spreading habit 

 and stout branches; very extensively cultivated for its abundant 

 early bloom ; from China. 



10. Magnolia Kobus. (THURBER'S JA- 

 PAN MAGNOLIA.) Leaves similar to the pre- 

 ceding, but smaller. Flowers also similar, 

 but pure white. Fruit abundantly formed, 

 with several (2 to 12) seeds to the cone. 

 Bark green on the young growth ; terminal 

 winter-buds under y z in. long. Small tree 

 (15 to 40 ft.) with erect habit and slender 

 branches. A beautiful tree of recent intro- 

 duction from Japan. 



11. Magnolia pu~- 

 purea, Sims. (PuR- 



M. K6bus. PLE JAPAN MAGNO- 



LIA.) Leaves obovate, pointed at both ends, 

 dark green. Flowers erect, of 3 sepals and 6 

 obovate, purple petals ; blooming about as the 

 leaves expand. A low tree, or usually merely 

 a shrub, from Japan ; often cultivated. 



Besides the Magnolias here given, there are 

 quite a number of varieties and hybrids in cul- 

 tivation, from China and Japan, most of them blooming before the 

 leaves expand in spring. 



GENUS 2. LIBIOD^NDBON. 



Trees with alternate, deciduous, smooth, stipulate, 4- 

 lobed leaves, the stipules large, at- 

 tached entirely around the stein, 

 and leaving a ridge when they 

 drop off, as in the genus Magnolia. 

 Flowers tulip-shaped, large (3 in.), 

 greenish -yellow. May to June. 

 Fruit a pointed cone, 3 in. long, 

 hanging on the tree till autumn. 



M. purpilrea. 



I., tulipttera. 



Liriod6ndron tulipifera, L. (TULIP- 

 TREE.) Leaves large, smooth on both 



