Octavia Hill (Harzeal) (f) 10Apu2 Ayl1 Bnt3 Har1 Hdy1 Tcg1 Tim4 Wht3 Wyc1* Buy this Rose at Wych Cross

Odorata (a.k.a. Humes' Blush) (CH) 1+9 Bls1 Wht3

Odyssey (Franski) (f) 16 Crc2 Jon2 Poc2 Sty2 Buy this Rose at Style Roses Tcg1 Wyc1* Buy this Rose at Wych Cross Half Standard Sty2 Buy this Rose at Style Roses

Oeillet Parfait (ga) 10Aus2

Officinalis (a.k.a. Apothecary's Rose; Red Rose of Lancs; Rosa Gallica Officinalis) (ga) 13 k
Apu2 Aus2 Bls1 Bnt3 Coc2 Crc2 Gdy2 Jon2 Leg2 Poc2 Rog2 Sea1 Tcg1 Wha4 Wht3
Wyc1* Buy this Rose at Wych Cross

Oklahoma (h) 15 Bay2

Oksana (Wisoks) (h) 11 Rog2

Old Blush China (a.k.a. Common Blush China; Old Pink Monthly; Parsons Pink China) (CH) 10
Aus2 Bls1 Bnt3 Crc2 Leg2 Poc2 Rum2 Str2 Tcg1 Wht3 Climbing Bls1

Old Crimson China (CH) 13 Bls1

Olde Romeo (Hadromeo) (h) 15 Apu2 Lay2

Old Glory (Benday) (m) 14Rog2

Old Glory see: Glorie de Dijon

Old John (Dicwillynilly) (f) 8Bay2 Dic2 Tcg1

Old Lilac see: Lilac Rose

Old Pink Monthly see: Old Blush China

Old Pink Moss see: Common Moss

Old Port (Mackati) (f) 16 Apu2 Jon2 Stf2 Tcg1

Old Red Moss see: Red Moss

Old Spanish Rose see: Russelliana

Old Velvet Moss see: William Lobb

Old Velvet Rose see: Tuscany

Old Yellow Scotch (s) 4Bls1

Olivia (Wekquahofa please note this was inadvertently shown as Oliver in the 27th Edition) (h) 10 Jon2 Tcg1

Olympic Flame(a.k.a. Red Facade) (c) 14 Wha4

Olympic Spirit (Peaprince) (f) 8 Cur2 Mat4 Tcg1 Wha4

Omar Khayyam (D) 13Aus2 Bls1 Wht3

Omeiensis Pteracantha see: Rosa Sericea Pteracantha.

One Promise (Frannite) (f)16 Tcg1

Open Arms (Chewpixcel) (MC) 9Aus2 Bay2 Bls1 Cpn4 Crc2 Fry2 Hdy1 Jon2 Lay2 Leg2
Mat4 Poc2 Rum2 Sea1 Sty2 Buy this Rose at Style Roses Tcg1 War2 Wyc1* Buy this Rose at Wych Cross Weeping/Speciality Standard see note 1
on page 50 Hdy1 Sty2 Buy this Rose at Style Roses Half Standard Hdy1

Ophelia (h) 9Aus2 Bls1 Climbing Aus2 Bls1 Wht3

Orangeade (f) 8 Rum2

Orange Sensation (f) 8Aus2 Bay2 Cpn4 Cur2 Dal3 Psn2 Rog2

Oranges & Lemons (Macoranlem) (f) 3/6 Apu2 Aus2 Bay2 Bls1 Crc2 Eas2 Gdy2
Hpn1 Jon2 Lay2 Leg2 Poc2 Rum2 Sbr1 Sea1 Str2 Sty2 Buy this Rose at Style Roses Tim4 Tcg1 Wyc1* Buy this Rose at Wych Cross Standard
Rum2 Str2

Orange Sunblaze (Meijikatar. p.k.a. Sunblaze) (m) 8 Bay2 Cpn4 Rum2 Sbr1* Quarter
Standard Rum2

Climbing Orange Sunblaze (Meiji Katarsar) (MC) 8 Bay2 Cpn4 Cur2

Orange Triumph (f) 8Bls1

Orient Express (h) 8 Dal3

Ormiston Roy (s) 4Aus2

Othello (Auslo) (e) 15 Aus2 Cpn4 Tcg1 Wht3

Our George (Kirrush) (p) 7/4Jon2 Tcg1

Our Beth (Beacarol) (s) 10Bls1 Tcg1

Our Dream (p)2Wha4 Patio Standard Wha4

Our Hilda (Lancoro) (f) 13Hdy1

Our Jane (Horengland) (f) 3+13War2 Standard War2

Our Jubilee (Coccages p.k.a. Country Heritage) (h) 8 Bay2 Gry2 Sty2 Buy this Rose at Style Roses

Our Molly (Dicreaon) (gc/s) 14 Apu2 Dic2 Jon2 Tcg1 Wyc1* Buy this Rose at Wych Cross

Our Rose(s) 3 3 Wht3

Our Terry (Webcrimson) (f) 15 Hdy1

Oxford sse: L'Aimant

Oxfordshire (Korfullwind a.ka. Baby Blanket: Country Lass: Summer Morning) (gc) 9Ayl1 Bnt3
Mat4 Mic4* Rum2 Str2 Tcg1