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International Cultivar Authority Registry Of The Genus Viola

SECTION A1a.
Heirloom Single Flowered Violets

O
Oak Violet - Otto Glagau

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Oak Violet - Origins unknown.

Yellow flowers without perfume.

Odoratissima - Geo Lee, Clevedon (Avon) UK. 1877.

A violet similar to 'Victoria Regina' with pale slate blue flowers though larger and with more rounded blooms, resembling a pansy, and with a very powerful perfume.

Odorata Bournmouth Gem – See ‘Bournmouth Gem’,under ‘Goernor Herrick’ types.

Odorata Charm - See 'Charm'.

Odorata Conte di Brazza – See ‘Conte di Brazza’ in the Parma violet section.

Odorata Czar Blu – See ‘Czar Bleu’.

Odorata Doppia d’Udine’ – See ‘d’Udine’ in the Parma Violet section.

Odorata Duchesse de Parma – See ‘Duchess de Parme’ in the Parma Violet section.

Odorata Governor Herrick – See ‘Governor Herrick’, in ‘Goernor Herrick’ section.

Odorata Grandiflora - See 'Grandiflora'.

Odorata Lady Hume Campbell – See ‘Lady Hume Campbell’ in the Parma Violet section.

Odorata Marie Louise – see ‘Marie Louise’ in the Parma Violet section.

Odorata Neapolitan – See ‘Neaploitan’ in the Parma Violet section.

Odorata Parmensis - See 'Parmensis'.

Odorata Rubra - See 'Rubra'.

Odorata Sky Blue - See 'Sky Blue'.

Opal Prince – Dr Judith McLeod, Honeysuckle Cottage Nursery, NSW. Australia. 

Opalescent-clear reddish-pink flowers; very fragrant.

Opera - Origins unknown.

A lovely violet introduced around 1930.  The blooms are quite unique as they are a lilac mauve tinged with rosy pink and pale blue and scented; another good subject for the rockery.  It should be given a prominent, though carefully chosen spot to add impact.

Orchid - See 'Orchid Pink'.

Orchid Pink - Origins unknown. 1960

Palest mauve flowers deepening toward the centre.

Oriental Lady - Introduced by Edith Pawla, Capitola (California) U.S.A.  Date Unknown.

Bright red flowers, the top two petals are held upright.  The first blooms are small and tend to hang down; later in the season the following flowers are much larger.  No scent.

Otto Glagau – Germany; c 1900s.

Dark-blue flowers above an elegant and luxuriant foliage. In bloom January and February.

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