268 NOTES ON TREES AND SHRUBS 
2. MISCELLANEOUS SPECIES 
v 
x Quercus coloradensis sig nov. Q. virginiana Mill. x Q. 
macrocarpa Mx. 
Leaves aero eagteae fe and oblong or undulate, sinuate 
or lobed, especially near the apex, with shit abruptly acute 
or obtuse lobes, 4. es cm. long, 2-4 cm. thic 
coriaceous, dark gr een above, strongly pedeulated aid deheely 
close white- canines beneath, revolute on the margins; twigs 
3-4 mm. thick, permanently close pale gray pubescent. Fruit 
mm. long, excluding pe eduncle (which i is often of half the 
length of the fruit); cup covering one-half or more of the oblong 
nut, obconic or slightly rounded, covered with slender acute, 
closely imbricate scales, either thin at the top or much thickened 
by several overlapping rows of scales and incurved at the edge. 
Along the Colorado River above Marble Falls, Texas. While 
the overcup oak is rare in this region, the cup-character points 
to that species rather than to Q. acuminata Houba or Q. stellata 
Wang, as a possible parent. 
Quercus nigra elongata comb. nov. 
Quercus aquatica elongata Ait. Hort. Kew. ed. 1, 3: 357. 1789. 
In the third edition of Aiton’s work there is a reference to a 
plate (Abbott, Insects Ga. 2: pl. 29.), which figures the leaf- 
form described bis Sargent under his Q. nigra tridentifera (Bot. 
Gaz. 65: 429. 1918). 
v Malus elongata pubens var. nov. 
In general similar to the type but having somewhat broader 
leaves, pernianently soft-pubescent beneat 
ead of Chattoga River, Rabun County, Georgia, October, 
ors; W. WwW. A. 
“Malus platycarpa parvula var. nov. 
Foliage in general similar to that of type, but the leaves more 
ovate in outline and smaller; fruit of the same shape but much 
smaller, no larger than that of M. elongata. 
Habersham County, Georgia, October, 1913, W. W. A. 
