152 
Euphorbia Lathyris, L. Banks of the South Fork Holston River 
below Add Wolf, alt. 2,100 ft. Banks of St. Clair's Creek near 
the base of the Iron Mts., alt. 2,600 ft. 
Euphorbia maculata, L. Along the road across Peak Mt., alt. 
2,200 ft. 
Acalypha Virginica, L., var, gracilens (A. Gray) Muell. Dry bar- 
rens about Cumberland Gap, alt. 1,600 ft. 
Ulmus racemosa, Thomas? On the South Fork Holston River, 
east of Add Wolf, alt. 2,300 ft. 
As the flowers and fruit of this elm could not be secured, cer- 
tain determination is impossible; however, if the character of 
pubescent buds, which is ascribed to U. racemosa holds good, the 
specimens are correctly referred to that species. 
Celtis occidentalis, L. Banks of the Middle Fork Holston River 
below Marion, alt. 2,100 ft. 
Joxylon pomiferum, Raf. (Maclura aurantiaca, Nutt.) Escaped 
near Marion, alt. 2,200 ft. 
Morus rubra, L. Valley of the North Fork Holston River, alt. 
2,000 ft. On the island near Marion, alt. 2,100 ft. 
Urtica gracilis, Ait. Below Chilhowie, alt. 2,000 ft. 
Laportea Canadensis (L.) Gaudich. Deep woods along Nick: 
Creek, alt. 2,500 ft. Slopes of White Top Mt., alt. 4,000 ft. 
Behmeria cylindrica (L.) Willd. Vicinity of Marion, alt. 2,100 ft. 
Wallace Switch, alt. 1,900 ft. In a large limestone spring. 
Platanus occidentalis, L. Limestone bluffs opposite Marion, alt. 
2,100 ft. Along Hungry’s Mother Creek, alt. 2,300 ft. 
Hicoria glabra (Mill.) Britton. Dry western slope of the Pin- 
nacle near Cumberland Gap, alt. 3,000 ft. 
Hicoria minima (Marsh.) Britton. Limestone bluffs opposite 
Marion, alt. 2,100 ft. 
Hicoria ovata (Mill.) Britton. Limestone bluffs of the Middle 
Fork Holston River opposite Marion, alt. 2,200 ft. 
Hicoria alba (L.) Britton. Limestone bluffs of the Middle Fork 
Holston River near Marion, alt. 2,200 ft. 
