Book  (1936)  Page(s) 330.  
 
Hargita (hybrid rugosa) Dr. Kaufmann 1894; R. rugosa X P. de Lyon; light velvety deep carmine with yellow, medium to large, double, cluster-flowered, fragrance 5/10, repeats, growth 8/10, climbing, 80cm.

Magazine  (Jul 1930)  Page(s) 88.  
 
Mais ce ne fut qu'en 1893 que le D^r E KAUFMANN, un Hongrois, fit un apport de cinq variétés, dont on peut dire qu'elles sont vraiment des hybrides : Jelina, Tamogled, Vihorlat, fleurs plus ou moins rouge carminé, en corymbes, issues de R. rugosa X Etoile de Lyon ; Cibles, Hargita, R. rugosa rubra x Perle de Lyon, Cibles ; carmin brillant, sur fond jaune, Hargita, carmin de cochenille pourpré, passant au rose. Ces cinq variétés portent des noms de montagnes de Hongrie et apportèrent au genre Rugosa de nouveaux coloris.

Magazine  (Jul 1930)  Page(s) 90.  
 
Hybrides de R.rugosa ...Hargita. — D^r E. Kaufmann, 1893, rugosa rubra x Perle de Lyon, fl. pleine, en corymbes. carmin pourpre, passant au rose lilacé pourpré, odorante, nom d'un mont de Hongrie.

Magazine  (17 Jun 1911)  Page(s) 290.  
 
The Parentage of Roses.
The following list of the world's Roses and their parentage has been compiled by Mr. Robert Daniel, 38 Russell Road. Fishponds, Bristol, and by his kind permission we are enabled to publish it...
Hargita... Hybrid Rugosa, Kauffmann, 1894, R. rugosa rubra X Perle de Lyon

Magazine  (1908)  Page(s) 133.  
 
he former [Kaufmann] issued a series which reminds very much of the type of the Geschwind cultivars, e.g. Tamogled 1894, Vihorlat 94, Hargita 91, Cibles 94, totally 5 varieties.

Book  (Jan 1900)  Page(s) 108.  
 
Groupe 12 - Rugueux du Japon...
1916: Hargita (Kauffmann 1894) carm. et jaune

Book  (1899)  Page(s) 77.  
 
Hargita, Rugosa, Kaufmann, carmine et jaune

Magazine  (1895)  Page(s) 75.  
 
Forms and hybrids of Rosa rugosa
Mr. Court Marshall v. St. Paul in Fischbach collects all rose varieties with rugosa blood. Following varieties are in his possession to date: Rosa rugosa, Thunberg, root form; Rosa rugosa alba, Rosa rugosa rosea, Kaiserin des Nordens (Regel from Japan '75), Rugosa germanica (Dr. Müller), Rugosa germanica lighter form, Compte d'Epremesnil (Nabonnand '82), Mme Georges Bruant (Bruant '88), Mme Charles Fredr. Worth (Schwartz '90), Thusnelda (Dr. Müller '89), sport of Thusnelda, Rugosa fimbriata (Morlet '92), El Mikado (from Japan?), Zuccariniana (Bruant), ugly; America (Paul and Son '94), Cöbler (Dr. E. Kaufmann '93), Jelina ibid, Tamogled ibid, Vihorlat ibid, Hargita ibid, Belle Poitevine (Bruant '94), Calocarpa ibid, Souvenir de Christophe Cochet (Cochet-Cochet '94), Blanc double de Coubert (Cochet-Cochet '92), Parnassina (Cochet), Microcarpa (T. Smith), Rugosa splendens (T. Smith), Rugosa alba microhylla (T. Smith).
Unissued seedlings have Dr. Müller, Dr. Kauffmann, P. Lambert and myself. Perhaps also Mr. Dawson (although he doesn't say it) another American, whose name I currently cannot remember, but who is an editor of "Rural New-Yorker". von St. Paul.

Magazine  (1894)  Page(s) 74.  
 
Hargita. Large, well double, dark carmine, lighter outer petals, fine form, very long canes and quite floriferous.
...These last 5 youngest children of the race are thanks to the diligence of Dr. Kaufmann in Pecs-Szabolcs. They are crossings of Rugosa with Perle de Lyon and Etoile de Lyon. The foliage is very good in all and interesting because they have the reddish underside of some Tea roses....