‘Graberi’ 
‘Griffing’ 
‘Guillory’ 
‘Hardy’ 
(Armstrong Nurseries, Ontario, California. Catalog, p. 36. 1939, as P. 
yunnanensis ‘Graberi’) : Vigorous grower; leaves glossy; fruit very large, 
bright crimson. Monrovia Nursery, Azusa, California. Catalog, p. 22. 1940 
: Low growing; leaves light green; fruit brilliant red, abundant. Armstrong 
Nurseries. Catalog, p. 54. 1946, as P. crenato-serrata ‘Graber’ : 8-10 ft 
high; hardy to 5 °F. American Association of Nurserymen, Proceedings of 
the 74th Annual Convention, pp. 148-149. 1949, as P. crenato-serrata 
Graber’s Firethorn : Leaves large; fruit exceptionally large, oblate, crim- 
son, very abundant; wide soil tolerance; selected ca. 1937 by H.C. Swim, 
Armstrong Nurseries, introduced 1939 by Armstrong Nurseries; American 
Association of Nurserymen Register No. 31. Letter February 26, 1960, 
Herbert C. Swim, Swim and Weeks, Chino, California : Originated as 
seedling from open-pollinated P. crenato-serrata at the home of C.C. 
Graber, Ontario, California. D.R. Egolf and R.F. Drechsler. Baileya 
15(2):87. 1967 : Chromosome number 2n=34. 
Misspelled as ‘Gabri’, ‘Garber’, ‘Grabberi’, ‘Graber’, ‘Graberii’, ‘Graeberi’, 
‘Groberi’, ‘Serrata-Graberi’ 
P. fortuneana 
Red 43A, 44A, RHS 
(Griffing Nurseries, Beaumont, Texas. Catalog, p. 7. 1958-59, as P. 
Griffing’s var. (‘Wilma’ Firethorn), without description). 
= ‘Wilma’ 
(Letter May 12, 1965, Ira S. Nelson, Southwestern Louisiana University, 
Lafayette, Louisiana): Dwarf; fruit red; probably a chance seedling of P. 
yunnanensis; parent plant collected near Ville Platte, Louisiana, in 1960. 
Have found no publication of cultivar name; probably not in cultivation. 
(Monrovia Nursery, Azusa, California. Catalog, p. 10. January 1958, as P. 
coccinea ‘Hardy’, without description). 
P. coccinea 
29 
