The Barberry of Ottawa ( lat. Berberis × ottawensis ) is an ornamental shrub , a species of the genus Barberry ( Berberis ) of the Barberry family ( Berberidaceae ). A hybrid of the barberry of Thunberg ( Berberis thunbergii ) and the barberry of ordinary ( Berberis vulgaris ). It originated at the beginning of the 20th century in Ottawa ( Canada ).
| Barberry of Ottawa |
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| Scientific classification |
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| The kingdom : | Green plants |
| Over Order : | Ranunculanae Takht. ex Reveal , 1993 |
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| International Scientific Name |
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Berberis × ottawensis CKSchneid. ex rehder |
| Synonyms |
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- Berberis × ottawensis var. purpurea ckschneid. ex Rehder [2]
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Content
Deciduous shrub up to 2 meters. The spikes are few, soft.
Leaves obovate, up to 3.3 cm in length and sometimes whole, sometimes dentate. Autumn color of leaves is yellow, or crimson (depending on the variety ).
Yellow flowers appear in May, in the inflorescence from 5 to 10 flowers.
Fruits are ovoid, red.
In culture since 1889. Very popular because of winter hardiness, unpretentiousness and high growth rate.
Winter hardiness zones : from 4 to warmer.
For spring sowing, stratification is required at 1–5 ° C for 3–4 months. The seeding depth is 2–3 cm. Seed vitality is 90%, germination is 20%. Rooted 50% of summer cuttings.
- ' Auricoma' .
- ' Silver Miles' . Purple leaves with dirty gray spots and stripes of different sizes and shapes. From some distance the bush has a lilac shade. It is recommended to avoid placing this variety in places where the plant is viewed from a short distance [3] .
- ' Superba' (syn. 'Purpurea'). The height and diameter of the crown up to 4 m. The leaves are round, up to 3-5 cm, dark red with a bluish bloom in summer. Autumn coloring - various shades of red and orange. Blossoms in May. The flowers are yellow-red, clustered in racemes, up to 5 cm in length. The berries are bright red, up to 0.8 cm long, ripen in late September - early October. Seed viability of 60%, germination 5-12%. Rooted 45% of summer cuttings.
- ↑ About the conditionality of specifying the class of dicotyledons as a higher taxon for the group of plants described in this article, see the section “APG Systems” of the article “Dicotyledons” .
- ↑ Berberis × ottawensis on The Plant List
- ↑ Spelin A. Bushes seriously and for a long time: part 4 // Herald grower: Journal. - 2010. - № 3 . Archived September 10, 2012.
