Book  (Apr 1999)  Page(s) 364.  
 
Cascadia Hybrid Musk. Capt. Thomas 1925... small single blush to white flowers... Probably a genuine Noisette hybrid, descended from the old 'Mme. d'Arblay', a forgotten Musk and multiflora hybrid...

Book  (Apr 1993)  Page(s) 79.  
 
Cascadia Hybrid Musk (Shrub), light pink, 1927, 'Mme. d'Arblay' x 'Bloomfield Abundance'; Thomas. Description.

Book  (1990)  Page(s) 111.  
 
Cascadia Hybrid Musk. Thomas 1925. Description... small, semi-double blooms which are blush-pink fading to white.

Website/Catalog  (1948)  Page(s) 8.  
 
Cascadia (1925) Captain Thomas created this tall growing shrub, in a cross with one of his famous roses, Bloomfield Abundance. Produces in fine panicles of one inch white flowers, showing green stamens, and like all the Bloomfield family, is in constant bloom; particularly fine, dark, glossy foliage. One of the bright, sparkling notes in our little display garden which fronts the Lester cottage. 1.50

Website/Catalog  (1937)  Page(s) 43.  
 
Cascadia (Capt. Thomas, 1925) A very distinct member of the Climbing Rose family with small, semi-double, blush-pink flowers, paling to white, borne in heads like phlox; slightly fragrant. Grows 6 feet or more. Continuous bloomer. Try one or two in the shrubbery border. Highly recommended.

Book  (1936)  Page(s) 132.  
 
Cascadia (hybrid wichurana) Capt. Thomas 1924; M. Darblay X Bloomf. Abundance; tender pink with silvery white, medium size, semi-double, cluster-flowered, fragrance 4/10, continuous bloom, climbing, 1.50 m, hardy.

Book  (1932)  Page(s) 116.  
 
From "The Bloomfield Seedlings," by Capt. George C. Thomas:
Cascadia. (1927) Hybrid climber. Blush pink to silver-white. Small, single flowers grown in heads like phlox. Foliage varnished. Continuous bloomer. Recommended for Central East as pillar, for the entire Pacific Coast as large climber.

Book  (1931)  Page(s) 23.  
 
Thee-H. Cascadia, zacht rose, Thomas, 1926.

Website/Catalog  (1929)  Page(s) 63.  
 
Captain Thomas’ Everblooming Semi-Climbing Roses
With the Lambertianas of Peter Lambert and the Hybrid Musks of the Rev. Pemberton, of which extensive collections are listed... above, this new race offers the nearest approach to Hardy Everblooming Climbers yet attained. These Roses are $2 each 
Cascadia. Hybrid Everblooming Climber. (Capt. Thomas, 1925; introduced by Bobbink & Atkins, 1927.) Small, semi-double flowers of blush-pink, paling to white, borne in heads like phlox. A pillar Rose growing 6 feet or more. Slightly fragrant. Continuous bloomer.
Received gold medals from the city of Portland and the American Rose Society for its distinctive quality of blooming.
Flowers are borne at the tips of stiff, erect shoots in a very characteristic manner.

Book  (1925)  
 
H. Evbl. Cl. Mme. d'Arblay X Bloomfield Abundance