JOURNAL OF THE AMERICAN POMOLOGICAL SOCIETY
60
Table 1. Genetic background of pawpaw (Asimina triloba) selectionsz included in the Kentucky Pawpaw Regional Variety Trials (PRVT) and tree survival in the Frankfort and Princeton, Kentucky plantings after 9 and 12 years respectively.
ClonezGenetic backgroundSurviving trees in Frankfort KY, (%)Surviving trees in Princeton KY, (%)
MiddletownWild seedling from Middletown, Ohio10050
MitchellWild seedling from luka, Illinois10050
NC-1Davis × Overleese10075
OverleeseCultivated (open-pollinated) seedling from Rushville, Ind.8863
PA-GoldenSecond-generation seedling from G.A. Zimmerman collection10050
Potomac (4-2)Open-pollinated seedling of BEF-5310050
Rappahannock (8-58)Open-pollinated seedling of BEF-3010075
Shenandoah (1-7-1)Open-pollinated seedling of Overleese10075
SunflowerWild seedling from Chanute, Kansas10088
Susquehanna (11-5)Open-pollinated seedling of BEF-538813
TaylorWild seedling from Eaton Rapids, Mich.7538
TaytwoWild seedling from Eaton Rapids, Mich.10050
Wabash (1-7-2)Open-pollinated seeding from BEF-30y10063
WellsCultivated (open-pollinated) seedling from Salem, Ind.8875
WilsonWild seedling from Cumberland, Ky.7588
1-23Open-pollinated seedling of Taylor10050
1-68Open-pollinated seedling of Overleese10063
2-10Open-pollinated seedling of BEF-307563
2-54Open-pollinated seedling of GAZ-VAx10050
3-11Open-pollinated seedling of BEF-338875
3-21Open-pollinated seedling of BEF-4310050
5-5Open-pollinated seedling of BEF-548838
7-90Open-pollinated seedling of RS-2w10050
8-20Open-pollinated seedling of Sunflower10050
9-47Open-pollinated seedling of BEF-4910088
9-58Open-pollinated seedling of BEF-5010038
10-35Open-pollinated seedling of BEF-4910088
11-13Open-pollinated seedling of BEF-5310050
Total (± SE)95 ±959 ±18
2 Numbered selections from the PawPaw Foundation orchards; numerous wild selections from the remnant collections of H.A. Allard (Arlington, Va.), Blandy Experimental Farm (Boyce, Va.), B. Buckman (Farmington, Ill.), J. Hershey (Dowington, Pa.), R. Schlaanstine (West Chester, Pa.), and G. Zimmerman (Linglestown, Pa.), plus some from truly wild trees and some from named varieties that were assembled by R. N. Peterson and H. J. Swartz at the Univ. of Maryland Experiment Stations in Keedysville and Queenstown, Md.
BEF = Blandy Experimental Farm collection (Boyce, Va.); numerous wild seedlings plus portions of Zimmerman's collection, donated posthumously; assembled by Orland E. White and staff at Boyce, Va., from 1926 to 1955.
GAZ = George A. Zimmerman collection containing most, if not all of the named varieties of the time plus numerous wild selections and interspecific hybrids; assembled by George A. Zimmerman of Linglestown, Pa., from 1920 to 1940.
w RS = Ray Schlaanstine collection, material descending from Zimmerman's collection via John Hershey; assembled by Ray Schlaanstine of West Chester, Pa., date uncertain, circa 1960.