738 



TREES OF NORTH AMERICA 



pubescent corymbs; peduncle pubescent, the free portion 1|'-2|' in length, its bract ob- 

 long-obovate to oblong, rounded at apex, often falcate, glabrous, 3'-6' long, A'-f' wide, 

 decurrent nearly to the base of the peduncle; sepals narrow, ovate, acuminate, hoary - 

 tomentose on the outer surface, sparingly villose on the inner surface, two-thirds as long as 

 the lanceolate petals; staminodia oblong-obovate, acute, nearly as long as the petals; style 

 glabrous. Fruit ripening in August and September, subglobose to ellipsoid, rusty- tomen- 

 tose, f ' in diameter. 



A tree, 40-50 high, with a trunk 12'-15' in diameter, and slender glabrous red-brown 

 or yellow branchlets. Winter-buds obtuse, dark red-brown, glabrous, about ^' long. 



Distribution. North Carolina (Polk County) to western Florida and westward through 

 northern and central Alabama, central Mississippi, northern and western Louisiana, east- 

 ern and over the Edwards Plateau to Kerr, Bandera and TTvalde Counties, Texas, and through 



Fig. 663 



southern and western Arkansas to eastern Oklahoma, Missouri and eastern Kentucky; in 

 northeastern Mexico; the var. australis in Blount County, Alabama. A variety (var. 

 oblongifolia Sarg.) with narrower more elongated leaves with more prominent tufts of axil- 

 lary hairs occurs in Putnam, Leon and Gadsden Counties, Florida, on the bluffs of the 

 Alabama River near Berlin, Dallas County, Alabama, in Hinds, Rankin and Adams Coun- 

 ties, Mississippi, in West Feliciana, Iberia (A very Island) and Natchitoches Parishes, 

 Louisiana, in Hempstead and Salina Counties, Arkansas, and in Harris, Anderson and Liv- 

 ingston Counties, Texas. 



7. Tilia Cocksii Sarg. 



Leaves ovate, abruptly acuminate at apex, very oblique at the truncate or rounded base, 

 dentate with small remote glandular apiculate teeth, covered when they unfold with loose 

 floccose pubescence, nearly glabrous when fully grown early in April, when the flowers open 

 the middle of May dark green and lustrous on the upper surface, pale blue-green and lus- 

 trous below, and at mid-summer when the fruit ripens, subcoriaceous, dark green and lus- 

 trous on the upper surface, paler on the lower surface, with slender primary veins without 

 or occasionally with minute axillary tufts, and connected by conspicuous straight or 

 curved veinlets, 3'-4' long and 2|'-3' wide; petioles slender, glabrous, }'-!' in length: 



