Thank you for the information. We have added parentage and a reference from Krüsemann. The nurseries mentioned can be included when there is a website with detailed information or catalogues are available.
link to Gaertnerei Strickler: www.gaertnerei-strickler.de, website only in german, online catalogue only for old roses, complete print catalogue can be ordered
link to Ahornblatt GmbH: www.ahornblatt-garten.de website only in german, online catalogue as PDF
The PDF catalouge you'll find under the link 'Pflanzenmarkt' -> 'Sortenliste'. And in this list the roses are on page 10-12.
I've extracted the roses:
Rosa abietina Rosa agrestis Rosa arvensis Rosa arvensis 'Plena' Rosa arvensis 'Splendens’ Rosa x aunieri (gallica x canina) Rosa caesia Rosa canina Rosa canina var. blondaeana Rosa centifolia à fleurs doubles Rosa centifolia 'Gerda Nissen' Rosa centifolia ‘Parvifolia’ Rosa corymbifera Rosa deseglisei Rosa dumalis Rosa elliptica Rosa x francofurtana (gallica x majalis) Rosa gallica Rosa gallica 'Charles de Mills' Rosa gallica ‘Complicata’ Rosa gallica ‘Officinalis’ Rosa gallica ‘Tuscany’ Rosa gallica 'Versicolor' Rosa gallica ‘Violacée’ Rosa glauca Rosa jundzillii Rosa majalis Rosa micrantha Rosa mollis Rosa montana Rosa obtusifolia (syn. tomentella) Rosa pendulina Rosa pimpinellifolia Rosa pimpinellifolia ‘Carnea Plena’ Rosa pimpinellifolia 'Dunwich Rose' Rosa pimpinellifolia ‘Glory of Edzell’ Rosa pimpinellifolia ‘Latifolia’ Rosa pimpinellifolia ‘Lutea’ Rosa pimpinellifolia ‘Marbled Pink‘ Rosa pimpinellifolia 'Old Yellow' Rosa pimpinellifolia ‘Repens’ Rosa pimpinellifolia ‘Single Red’ Rosa pimpinellifolia ‘William III’ Rosa x polliniana (gallica x arvensis) Rosa x polliniana ‘Affabilis’ Rosa rubiginosa Rosa rubiginosa ‘Duplex’ Rosa rubrifolia (syn. glauca) Rosa x salaevensis ‘PiRo 3’ Rosa sherardii Rosa stylosa Rosa tomentella Rosa tomentosa Rosa villosa Rosa villosa ‘Duplex’ Rosa villosa var. microphylla f. personata Rosa vosagiaca (syn. Dumalis)
Oh, now I see what happened: Google took me directly to the "Wir über uns" page and not to the home page of Ahornblatt. Thank you, Kallisto for your assistance.