244 MAGNOLIACEAE 
long, depending on the depth of the water. Found commonly throughout 
our region in still waters. 
Famity IIJ].—MAGNOLIACEAE. Macnouia FAamIty 
Trees with alternate undivided leaves which in bud are covered 
by membraneous stipules which may fall as the leaves spread. 
Flowers always large and showy on a convex or conical receptacle. 
Parts of the perianth not united and always regular. Stamens 
numerous, carpels (seed caskets) several and independent, ar- 
ranged upon the elongated conical or cylindric receptacle. 
1. MAGNOLIA. L. 
Flowers large, white, or yellowish-green with 3 colored sepals and from 
6 to 12 petals in 2 to 4 rows, smaller than the sepals. Fragrant. Seeds 
fleshy which hang to the elongated receptacle by slender threads which 
hold them in relation to the thin matrix till they are well ripened. 
l. M. virginiana, L. (Fig. 1, pl. 43.) Lauren MaenortaA. SWEET 
Bay. (M. glauca, L.). Tree 15 to 70 ft. high, rarely attaining the 
height of the latter figure in our region. Leaves thick, broad, oval, 
tapering at base, obtuse at apex or suddenly acute. Dark, shining green 
above, light green and slightly hairy beneath. Flowers globe-shaped. 
In swampy places, in the southern half of our region. May-June. 
2. M. acuminata, L. (Fig. 5, pl. 43.) CucumBer Tree. A large 
tree (60 to 90 ft. high). Leaves thin, broadly rounded at base, acute 
at apex. Flowers smaller than No. 1, 2 in. high, bell-shaped, greenish- 
yellow. Cone of fruit a long cylinder from which the common name of 
the tree is derived. Southern New York, New Jersey and southward. 
Other species of Magnolia are found in our parks and private grounds 
which are native further south. 
2. LIRIODENDRON, L. 
Large forest tree with leaves in general form of a heptagon, 4 to 6 
lobes. Flowers large, sepals 3, petals 6, the former turned backward, the 
latter erect, seeds suspended by filaments. 
L. Tulipifera, L. (Fig. 2, pl. 438.) Torre Tree, WuHITE Woop. 
Leaves hectagonal or nearly orbicular, the apex abruptly terminated with 
a notch at midvein. Flowers a delicate greenish-yellow, orange within. 
In woods and along fences. 
Famity IV.—ANONACEAE. Custarp APPLE FAMILY 
The characters are sufficiently indicated in those of the genus below. 
ASIMINA, Adams 
Small tree with alternate leaves which are long and broadest 
toward the apex (6 to 12 in. long by 2 or 3 in. broad). Flowers 
1 to 2 in. across; sepals 3, as broad as long. Petals 6, arranged 
