HORSE CHESTNUT FAMILY. 607 
Acer rubrum L. Sp. Pl. 2:1055. 1753. Rep Marie. Swamp MaPpLe. 
Ell. Sk. 1:449, Gray, Man. ed. 6,618. Chap. F1.81. Sargent, Silv. N. A. 2: 107, t. 94. 
Alleghenian to Louisianian area. New Brunswick, Ontario; New England west 
to Dakota, south to Florida, and along the Gulf to Texas and Arkansas. 
ALABAMA: Over the State. Swampy woods and low river banks. Flowers scar- 
let. February, March; fruit ripe April, red. 
Economic uses: The wood is used in cabinet making. 
Type locality: “Hab. in Virginia, Pennsylvania.” 
Herb. Geol. Surv. Herb. Mohr. 
Acer drummondii Hook. & Arn.; Hook. Journ. Bot. 1: 200. 1834. 
DRUMMOND’S RED Maple. 
Acer rubrum drummondii Sargent, For. N. A. 50. 1884. 
Louisianian area. Western Louisiana and Mississippi. 
ALABAMA: Coastplain. Swampy alluvial forests. Mobile County, Mount Vernon. 
Inundated banks of Davids Lake. Flowers in February; fruitripe middle of April, 
purplish (wine-purple). Thirty to 35 feet high, 10 to 12 inches in diameter. Not 
frequent. 
In the Mississippi and Yazoo bottoms, where this tree is frequent, forms have been 
observed with the leaves less deeply lobed and with slighter pubescence, approach- 
ing A. rubrum. 
Type locality: ‘‘New Orleans,” Drummond. 
Herb. Geol. Surv. Herb. Mohr. 
Acer negundo L. Sp. Pl. 2:1056. 1753. Box ELDER. 
Negundo aceroides Moench, Meth. 334. 1794. 
Ell. Sk.2:452. Gray, Man. ed. 6, 118. Chap. Fl. 81. Coulter, Contr. Nat. Herb. 
2:66. Sargent, Silv.N. A.2:111, t. 96. 
Alleghenian to Louisianian area, Ontario and Saskatchewan; New England, west 
to Minnesota, Dakota, Montana, and Utah, south to Florida, Louisiana, Arkansas, 
Texas, and eastern Arizona. 
ALABAMA: Tennessee Valley to Lower hills. Morgan County. Lawrence County, 
Moulton. Madison and Blount counties. Franklin County, Russellville. Tusca- 
loosa County (Z. 4. Smith). Flowers in March; not frequent. A tree of sturdy 
growth, rarely over 50 feet high, 12 to 16 inchés in diameter. 
Type locality: ‘‘Hab. in Virginia.” 
Herb. Geol. Surv. Herb, Mohr. 
. AESCULACEAE. Horse Chestnut Family. 
AESCULUS L. Sp. PI. 344. 1753. 
Fifteen species, temperate Asia. North America, 6. 
Aesculus glabra Willd. Enum. 405. 1809. FETID BUCKEYE. 
Gray, Man.ed.6,116. Chap. F1.79. Sargent, Silv. N. A. 2:55, @. 67, 68. 
Carolinian area. Pennsylvania west to Michigan, south to the Ohio Valley and 
Missouri, and along the Alleghenian Mountains to Georgia. — 
ALABAMA: Tennessee Valley. Mountain region. Calcareous wooded hills. Mad- 
ison County, Huntsville, 800 feet. WinstonCounty; Blount County, Warnock Moun- 
tain, 700 feet. Flowers yellow, May; fruit ripe in September. A tree from 40 to 50 
feet high. Not infrequent in the limestone region of the Tennessee Valley, elsewhere 
rare. 
Type locality: ‘‘Hab. in America boreali.” 
Herb. Mohr. 
Aesculus octandra Marsh. Arb. Am.4. 1785. YELLOW BUCKEYE. 
Aesculus lutea Wang. Schrift. Nat. Freund. Ber. 8: 133, t. 6. 1788. 
Aesculus flava Ait. Hort. Kew.1:494. 1789. : 
Ell. Sk.1:436. Gray, Man.ed. 6,116. Chap. Fl. 80. Sargent, Silv. N. A. 2:59, 
t. 69. 
Alleghenian and Carolinian areas. Allegheny Mountains from Pennsylvania to 
northern Georgia, west to Iowa, Indian Territory, and eastern Texas. 
ALaBAMA: Mountain region. Rich wooded hillsides. Madison County, Monte- 
sano, grove of fine trees 75 to 80 feet high, near the Big Spring, 1,300 feet altitude. 
Local and rare. 
Economic uses: Timber tree. 
Type locality not distinctly given. Tree designated as ‘‘New river Horse 
Chestnut.” i 
Herb. Geol. Surv, Herb. Mohr. 
