MAGNOLIACEAE. 



VOL. II. 



3. Magnolia tripetala L. Umbrella- or Cucum- 

 ber-tree. Elk-wood. Fig. 1847. 



Magnolia tripetala L. Sp. PI. Ed. 2, 756. 1763. 

 Magnolia virginiana var. tripetala L. Sp. PI. 536. 1753. 

 Magnolia umbrella Lam. Encycl. 3: 673. 1789. 



A tree 20 -45 high, trunk 4'-i8' in diameter. Leaf- 

 buds glabrous; leaves clustered at the summits of the 

 flowering branches, i-ii long, 4'-8' wide, obovate to 

 oblanceolate, acute, cuneate at the base, dark green and 

 glabrous above, light green and more or less pubes- 

 cent beneath, at least when young; petioles stout, i'-3' 

 long ; flowers S'-io' in diameter, white, slightly odorous ; 

 sepals broad, reflexed, early deciduous; petals oblong- 

 lanceolate or obovate-lanceolate, acutish ; cone of fruit 

 4'-6' long, rose-colored when mature. 



In woods, southeastern Pennsylvania to Georgia, west to 

 Missouri, Arkansas and Mississippi. Heart-wood brown, 

 soft; sap-wood. white ; weight per cubic foot 28 Ibs. The 

 name tripetala is in allusion to the 3 petaloid petals. May. 



4. Magnolia virginiana L. Laurel Magnolia. Sweet Bay. Fig. 1848. 



M. virginiana and var. glauca L. Sp. PI. 535. I753- 

 Magnolia glauca L. Sp. PI. Ed. 2, 755. 1763. 



A shrub, or tree i5-75 high, trunk 5'-3^ in 

 diameter. Leaf-buds pubescent; leaves scattered 

 along the flowering branches, 3'-6' long, i'-2' broad, 

 oval or oblong, obtuse or blunt-acuminate, acute at 

 the base, coriaceous, dark green above, glaucous and 

 more or less pubescent beneath, deciduous in the 

 North, persistent in the South; petioles about i' 

 long; flowers white, depressed-globose, deliciously 

 fragrant, 2'-$' in diameter; sepals spreading, ob- 

 tuse, nearly as large as the obovate rounded petals; 

 cone of fruit oblong, 1^-2' high, pink. 



In swamps and swampy woods, eastern Massachusetts, 

 Long Island, Lebanon County, Pa., and southward, 

 mainly east of the Alleghanies to Florida, west through 

 the Gulf States to Arkansas and Texas. Heart-wood 

 soft, reddish-brown; sap-wood nearly white; weight 31 

 Ibs. White-bay, swamp- or white-laurel. Swamp-magnolia 

 or -sassafras. Beaver-tree. Indian-bark. May-June. 



5. Magnolia acuminata L. , Cucumber-tree. Moun- 

 tain Magnolia. Fig. 1849. 



Magnolia virginiana var. acuminata L. Sp. PI. 536. 1/53. 

 Magnolia acuminata L. Sp. PI. Ed. 2, 756. 1763. 



A tree 6o-9o high, the trunk up to 4-> in diameter. Leaf- 

 buds silky-pubescent ; leaves scattered along the branches, 

 6'-io' long, 3'~4' wide, thin, oval, acute or somewhat acumi- 

 nate, rounded or truncate at the base, light green and more 

 or less pubescent on the lower surface, especially along the 

 veins; petioles i'-il' long; flowers oblong-campanulate, 

 greenish-yellow, 2' high ; petals obovate or oblong, mud 

 longer than the spreading deciduous sepals; cone of fruit 

 cylindric, 3' -4' long, about i' in diameter, rose-colored when 

 mat tire. 



In woods, New York and Ontario to Illinois, Missouri, Georgia, 

 Mississippi and Arkansas. Heart-wood soft, yellowish-brown ; 

 sap-wood lighter. Weight per cubic foot 29 Ibs. Ascends to 

 4200 ft. in Virginia. Yellow or black linn. May-June. 



