(1976)  Page(s) 73.  
 
'Claus Groth' (Tantau, 1951) = R. spinosissima X 'R. M. S. Queen Mary' (Hybrid Tea), plants up to 1 meter tall; dark green foliage; semi-double blooms, salmon-orange with yellow, very fragrant.

(1976)  Page(s) 61.  
 
According to Suschkow, also the sorts 'Contrast', 'Ramon Bach', 'Leni Neuss', 'Kathrine Kordes' and especially 'Staatspräsident Päts' are suitable components for hybridisation, especially the last sort produces as seed plant vigorous shrubs with long, straight canes, which end with a bloom at the tip.

(1976)  Page(s) 47.  
 
The selection of R. canina as understock for garden roses in the 20th century was carried out mainly in former Germany, partly also in France, Denmark and the Netherlands, and 20 forms were selected. The most well known are: R. c. 'Brögs Stachellose' (known since 1896), R. c. 'Deegens Canina' and 'Heinsohns Rekord' (since 1935), R. c. 'Kokulinsky', R. c. 'Kordes Inermis' (since 1943), R. c. 'Pfänder', R. x pollmeriana (since 1904), R. c. 'Poulsen', R. c. 'Schmids Findling' (since 1952), R. c. 'Schmids Ideal' (since 1912), R. c. 'Schmids Rekord' (since 1930), R. c. 'Senff' (since 1919), R. c. 'Succes' (since 1918).

(1976)  Page(s) 258.  
 
Echo ---> 'Direktor Struve' 1924, pure white

(1976)  Page(s) 136-137.  
 
'Doubloons' (Horvath, 1934) = R. setigera X R. foetida 'Bicolor' - blooms double, cup-shaped, fragrant, golden-yellow, several blooms together on firm pedicels; foliage glossy.

(1976)  Page(s) 104.  
 
Sorts [of R. nitida]: These were created by A. A. Nijweldt by a crossing of (R. cinnamomea X R. rugosa) X R. nitida.
'Dutch Hedge' (Nijveldt, 1958) - Plant 60 to 70 cm tall, small, light green leaflets; blooms light pink, fruits orange.

(1976)  Page(s) 104.  
 
Sorts [of R. nitida]: These were created by A. A. Nijweldt by a crossing of (R. cinnamomea X R. rugosa) X R. nitida.
'English Hedge' (Nijveldt, 1959) - Plant 70 to 80 cm tall, reddish branches, covered densely with prickles at their base, the upper half glabrous, almost without prickles. Blooms pink; fruit small, red.

(1976)  Page(s) 137.  
 
'Erinnerung an Brod' = 'Souvenier de Brod' (Geschwind, 1886) = R. glauca (R. setigera tomentosa) x 'Genie de Chateaubriand' (Hybrid Perpetual) - Blooms purple to violet-coloured with dark red center, large, double.

(1976)  Page(s) 73.  
 
'Frühlingsanfang' (W. Kordes, 1950) = R. spinosissima var. altaica X 'Joanna Hill' (Hybrid Tea); bushes up to 3 meters tall, densely branched, single blooms, white, fragrant.

(1976)  Page(s) 73.  
 
'Frühlingsduft' (W. Kordes, 1949) = R. spinosissima var. altaica X 'Joanna Hill' (Hybrid Tea); bushes up to 2 meters tall, dense, large blooms, full double, pink with yellowish center, floriferous, very fragrant.