Laughlin. (Lab.? Bourq.? Vin.?) A chance seedling, probably of Concord crossed with Delaware; from W. R. Laughlin, College Springs, Iowa. Hardy; cluster large, compact, shouldered; berries medium, white; skin tender; sweet, vinous, high quality; early.
Laura. (Lab.) From H. B. Lum, Sandusky, Ohio, 1867. Hardy, productive; berry large, pale red; sweet, somewhat foxy.
Laura. (Bourq. Lab. Aest. Vin.) Lama; Watertown. A cross of Eumelan with Delaware; from D. S. Marvin, Watertown, New York, about 1880. Medium in vigor; bunch small, shouldered; berry small, dark purple; skin thin, tough; pulp tender, juicy; hardly good.
Laussel. (Linc. Lab. Aest.) A seedling of a Post-oak crossed by Gold Coin; from Munson. Vigorous, hardy; cluster medium, moderately compact; berry medium, round, dark purple or black; skin thin; pulp firm; good.
Lavega. (Lab. Vin.) A hybrid seedling; from W. H. Mills, Hamilton, Ontario. Hardy; bunch medium; berry large, reddish; vinous; very good.
Lawrence. (Lab.) Found growing wild by Dr. R. B. Black, Fay, Pennsylvania, about 1880. Very vigorous; cluster large, conical, compact; berry medium to large, round, dark purple to black; sub-acid; quality poor.
Lawson. (Lab.) From E. W. Bull, Massachusetts; first exhibited before the Massachusetts Horticultural Society in 1874. Bunch large; berry large, white.
Leader. (Lab. Vin.?) A chance seedling of unknown parentage; from the Storrs and Harrison Company, Painesville, Ohio, about 1893. Variable in vigor and productiveness; flowers semi-fertile; tendrils continuous; clusters not uniform, medium to short, shouldered; berries medium, roundish, light green changing to yellowish; skin thin, tender; flesh tender, vinous; good to very good.
Leavenworth. (Lab. Vin.) Burr No. 47. A seedling of Concord; from Francis Godard of Leavenworth, Kansas, about 1888. Weak, hardy, medium in productiveness; tendrils continuous; flowers fertile or nearly so; cluster small, short, moderately compact; berries small, slightly oval, dull green; flesh tender and soft; fair in quality.
Lehman. (Lab. Vin.) From William Lehman, New Lebanon, Pennsylvania; parentage, Bland crossed with Isabella. Bunch and berry large, nearly white; late.