48 MASS. EXPERIMENT STATION BULLETIN 421 



27. Hardy (Buerre Hardy). Habit upright-spreading, medium in height; shoots medium 

 stout, zigzag, shghtly crooked; internodes short. Two-year bark medium brown, slightly grayish; 

 one-year bark reddish brown; young shoots reddish tinged; pubescence moderately heavy; lenticels 

 moderately numerous, medium in size, round, flush, russet. Growing tips greenish to reddish 

 tinged. Petiole medium-angled, short, medium thick, green. Leaf blade medium in size, oval, 

 broad U- or V-folded. reflexed: base rather full; apex rather full, often reflexed; tip short, acu- 

 minate; surface smooth, with some evidence of large depressions, moderately semi-glossy, medium 

 green; margin slightly coarsely waved; serrations medium in size, moderately shallow, rather 

 dull serrate, somewhat irregular. 



28. Howell. Habit upright-spreading, moderately tall; shoots moderately stout, zigzag; 

 internodes medium. Two-year bark dull reddish brown; one-year bark light reddish to greenish 

 brown; young shoots pink; pubescence medium; lenticels medium in number and size, round, flush, 

 moderately whitish. Growing tips green. Petiole rather wide-angled, moderately long, medium 

 thick, reddish tinged. Foliage sparse; leaf blade medium in size, long oval to elliptic, medium 

 U-folded, somewhat reflexed. somewhat twisted; base rather narrow; apex moderately narrow, 

 reflexed; tip sometimes upturned at the point; surface mostly smooth, somewhat pubescent, 

 moderately dull, medium grayish (but rather clear) green; margin coarsely waved; serrations fine, 

 shallow, sharply serrate, moderately regular. 



29. Kieffer.* Habit upright, tall; shoots stout, slightly zigzag: internodes rather long. Two- 

 year bark greenish to somewhat reddish brown; one-year bark greenish brown tinged with red; 

 young shoots greenish brown; pubescence medium, short, rusty brown; lenticels moderately few 

 to medium in number, medium in size, raised, slightly whitish. Growing tips dull reddish. Petiole 

 moderately wide-angled, medium in length, thick, reddish tinged. Leaf blade large, oval, broad 

 to medium U- or V-folded, upright, stiff^; base rather full; apex moderately full; tip acute; surface 

 smooth with net veins uniformly depressed, semi-glossy, rather dark green, sometimes slightly 

 pubescent; margin somewhat coarsely waved; serrations medium in size, rather shallow, dull 

 serrate, rather regular. 



30. Koonce. Habit upright-spreading, tall; shoots medium stout, slightly zigzag; internodes 

 medium. Two-year bark grayish brown tinged with red; one-year bark dull reddish brown; young 

 shoots green to reddish tinged; pubescence rather heavy, extending well down on the shoots; len- 

 ticels medium in size and number, flush, whitish. Growing tips green to reddish tinged. Petiole 

 medium-angled, moderately short, moderately slender, green. Leaf blade medium to rather small, 

 rather long oval, flat to slightly reverse saucer-folded; base rather full; apex moderately full; tip 

 long acute, twisted, reflexed; surface smooth to slightly rugose, with tendency for principal veins 

 to be depressed, pubescent particularly on young leaves, semi-glossy, light to medium green; margin 

 coarsely waved; serrations moderately fine, medium in depth, often setose-serrate, somewhat ir- 

 regular, prominent. 



31. Lawrence. Habit upright-spreading, medium in height; shoots moderately slender, 

 straight; internodes short. Two-year bark moderately light to medium brown tinged with green; 

 one-year bark slightly greenish to light brown; young shoots green; pubescence light; lenticels 

 few, small, flush, somewhat whitish, rather conspicuous. Growing tips green to reddish tinged. 

 Petiole very wide-angled, medium in length, rather slender, slightly reddish tinged. Leaf blade 

 medium in size, oval, medium to narrow U-folded, somewhat reflexed; base moderately full; apex 

 moderately full, slightly twisted; tip acute to acuminate but rather small; surface smooth, rather 

 dull, medium to dark green; margin even to slightly coarsely waved; serrations medium in size and 

 depth, serrate, somewhat irregular, distinct. 



32. Lincoln. Habit spreading, rather tall; shoots moderately slender, moderately zigzag; 

 internodes medium. Two-year bark light greenish brown; one-year bark green to light brownish; 

 young shoots reddish tinged to reddish; pubescence medium; lenticels few to medium, medium in 

 size, often elongated, flush, light russet. Growing tips green. Petiole wide-angled, moderately 

 long, slender, reddish tinged. Foliage sparse; leaf blade moderately small, long oval to elliptic, 

 mostly broad U-folded; base narrow; apex moderately narrow; tip acute, slightly twisted; surface 

 mostly smooth, principal veins numerous, lightly pubescent, moderately semi-glossy, medium to 

 rather light green; margin medium to coarsely waved; serrations medium in size, moderately deep, 

 serrate, slightly hooked, somewhat irregular with a tendency to doubleness, prominent. 



*From limited observation, nursery trees of the variety grown under the name Campas are very 

 similar to, if not identical with those of Kieffer. 



