DICOTYLEDONOUS PLANTS 87 
a bloom, downy beneath, 4-6 in. long. Flowers white, fragrant, 2-3 
in. in diameter; petals 9, concave. Cone 14~2 in. long, pink. Com- 
mon in swamps and along streams, New York and southward (a 
few in eastern Massachusetts). The leaves often used in flavoring 
soups, etc. 
II. LIRIODENDRON, L. 
A large tree with rough, dark-colored bark. Leaves scat- 
tered on the branches, deciduous, 3-lobed, truncate, stipuled, 
petioled. Flowers perfect. Sepals 3, reflexed. Petals 6, 
erect. Stamens numerous. Ovaries numerous, 2-ovuled, 
cohering over each other on the elongated receptacle, never 
opening, deciduous.* 
1. L. tulipifera, L. Tuxie Tree. The largest tree in the family. 
Leaves roundish in outline, mostly 3-lobed, the terminal lobe trun- 
cate or broadly notched, usually heart-shaped at the base, smooth, 
green above, lighter beneath. Petioles slender. Flowers terminal, 
bell-shaped, greenish-yellow marked with orange. Petals obovate, 
obtuse, about as long as the sepals. Mature cones ovate, acute, 
2-3 in. long. Common on low ground, Pennsylvania and 8. Often 
called ‘* white wood” or, incorrectly, ‘white poplar.” Wood valua- 
ble for making boxes and light furniture.* 
35. CALYCANTHACEZ. CaALycANTHUS FAMILY. 
Shrubs. Leaves opposite, entire, without stipules. Flowers 
solitary, often sweet-scented. Sepals and petals numerous, 
the outer sepals bract-like. Stamens many, short, the inner 
ones usually sterile. Ovaries several, inserted on the inside 
of an irregular, hollow, pear-shaped receptacle something like 
a large rose-hip, forming 1-seeded akenes in fruit. 
CALYCANTHUS, L. 
Shrubs, 4-8 ft. tall; branches opposite. Leaves oval, 
downy beneath, short-petioled; both leaves and bark aro- 
matic. Sepals and petals many, in several rows, somewhat 
fleshy, indistinguishable. Pistils several, inserted on the 
inner side of the persistent calyx-tube. Mature fruit pear- 
shaped, dry, enclosing the akenes.* 
