Σελίδα 23 από το βιβλίο «Luther Burbank's Plant Contributions»[1]

Formosa (Wickson Challenge). — 1907. A mixture of triflora species and 
several others. Introduced by Fancher Creek Nurseries of Fresno, California. 
Rights for Southern Hemisphere sold to J. M. Rutland in 1909. See their an- 
nouncements for 1907-08 and 1909. Fruit red ; flesh pale yellow, firm, sweet ; 
flavor rich apricot; quality good; nearly freestone. One of the best and most 
successful of the Japanese type in all countries where grown. Shipments from 
California in 1940 amounted to 53,000 crates and 2,000 boxes. (96; 100; 151, 
p. 447.)

Τί είναι τελικά το δαμάσκηνο, plum ή Damson plum;[2][3][4]