heartnut

Among other species of walnut I have tested is the heartnut, which is a sport of the Japanese walnut.

Northern Nut Growers Association Report of the Proceedings at the Thirty-Seventh Annual Report Wooster, Ohio, September 3, 4, 5, 1946

The other, known as the heartnut, is small as a rule, distinctly heartshaped, and easily opened with a knife by splitting the shell in half.

Northern Nut Growers Association Report of the Proceedings at the Twenty-Fifth Annual Meeting Battle Creek, Michigan, September 10 and 11, 1934

The better known is of guinea egg shape; the other, often known as the heartnut, is of distinct heart shape.

Northern Nut Growers Association, Report Of The Proceedings At The Tenth Annual Meeting. Battle Creek, Michigan, December 9 and 10, 1919

The heartnut is a sport of the Japanese walnut (Juglans sieboldiana).

Growing Nuts in the North A Personal Story of the Author's Experience of 33 Years with Nut Culture in Minnesota and Wisconsin Carl Weschcke 1933

I have a heartnut which is a little bit older which I bought from Mr. Jones.

Northern Nut Growers Association Report of the Proceedings at the Twenty-Fourth Annual Meeting Downington, Pennsylvania, September 11 and 12, 1933

The Japanese have an indigenous walnut, J. ailantifolia, one of whose varieties is the distinctively heart-shaped heartnut.

On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004

The Japanese have an indigenous walnut, J. ailantifolia, one of whose varieties is the distinctively heart-shaped heartnut.

On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004

Mitchell heartnut and up against the world for cracking out clean.

Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948

My Persian walnut, heartnut and Japanese walnut think it is spring too quick, and every year they burst out and grow about so long, and then they fall down and die from freezing, and then they grow out, and this time of the year you look at them and you say, "That's a beautiful tree," But they freeze just enough to get the fruit each year.

Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948

My Gellatly heartnut also suffered severe winter injury similar to the

Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948