Book  (1994)  
 
Saison 94/95 ....Walensis

Website/Catalog  (1927)  Page(s) 38.  
 
Pimpinellifoliae...
5593 Rosa Wallensis, white

[no longer listed in the 1933 catalogue]

Magazine  (1905)  Page(s) 30.  
 
Early-blooming roses. This year before all bloomed from May 18 onwards: Rosa morica, large single pink; R. Wallensis, carmine-pink; R. pimpinellifolia lutescens, single light yellow; R. Stanwelli perpetuel, double white; R. Dorpatensis, R. alpina, R. Revesi.
Some Tea and Rugosa varieties are expanding, so that the rose bloom will surely have started in the Mosel valley early June. 
On the 28th are in bloom: Xanteria, Jaune bicolor, Aglaia, Carmine Pillar, Morgenrot, Beauty of Rosemawer, R. Sericea, Scharnkeana. P L. [Peter Lambert, Trier]

Book  (1902)  Page(s) 151.  
 
Race des Rosiers Pimprenelle
5643. Wallensis... (Hortorum)... sauvage.

Other  (1902)  
 
Roseraie de L'Haÿ Collection Horticole No. 5643 [also pencilled CXXII, 60, 425 and No.bot 818]
Wallensis
Obtenteur. Hort.
Section IX Pimpi. Espèce Pimpinellifolia
Race. PIM.

Book  (1900)  Page(s) 30.  
 
ADDENDÆ
Roses sauvages ou obtenus dans les cultures dont l'identité est obscure, et espèces non classées....
4305 - Wallensis