Details for: 12E0100003, Rhododendron smirnowii Trautv., 'Aurora'

Summary Data

Taxonomy:

Rhododendron smirnowii Trautv.

Cultivar:

'Aurora'

Origin:

Origin – Czechoslovakia

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1961

Improvement Status:

Advanced/improved cultivar

Life form:

Perennial

Growth class:

flowers: perennial vegetatively propagated

Is Core:

Form Received:

Field collection

Availability

Form	Quantity	Note	Inventory	Cart
Cutting	2 cuttings		12E0100003

Note: When you select cuttings, you will receive unrooted cuttings, not rooted plants, unless specific arrangements have been made with the curator.
curator must confirm the availability

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Core Passport Data

Taxonomy:

Rhododendron smirnowii Trautv.

Cultivar:

'Aurora'

Origin:

Origin – Czechoslovakia

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1961

Improvement Status:

Advanced/improved cultivar

Life form:

Perennial

Growth class:

flowers: perennial vegetatively propagated

Is Core:

Form Received:

Field collection

Source History

Developed

1961. Czechoslovakia

Developer(s):

Scholz, Jaromír, Výzkumný ústav okrasného zahradnictví

Donated

Czech Republic

Donator(s):

CZE079, The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Accession Group(s)

Group name: Pěnišník, růže sadové
Note: Rhododendron, Rosa
To search for accessions in this group, click the following link. Pěnišník, růže sadové

Accession Names and Identifiers

'Aurora'

Type: Cultivar name

Rhododendron smirnowii hybr. group

Type: Full taxon

Narrative

Curator: Lenka Kašparová, The Silva Tarouca Research Institute for Landscape and Ornamental Gardening (CZE079) Lenka.Kasparova@vukoz.cz

Rhododendron smirnowii Trautv.

Genus:

Rhododendron

Subgenus:

Hymenanthes

Section:

Ponticum

Family:

Ericaceae

Subfamily:

Ericoideae

Tribe:

Rhodoreae

Nomen number:

31594

Place of publication:

Trudy Imp. S.-Peterburgsk. Bot. Sada 9:513. 1885 (E. Regel, Gartenflora 34:335. 1885)

Verified:

February 28, 2001 by ARS Systematic Botanists.

Other conspecific taxa

Autonyms (not in current use), synonyms and invalid designations

Common names

LANGUAGE	NAME	ALTERNATE NAME	NOTE	SEQ	CITATION
Swedish	vresrododendron			2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)

Annotations

Re-Identification: 20 Aug 2015, from Cucumis sativus L. to Rhododendron smirnowii Trautv.

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study
BIOLOGY	112 Winter frost damage - leaves	Fig. 11	1 - very low, damaged on tips or margins	2002 Research Institute of Ornamental Gardening Pruhonice
BIOLOGY	113 Winter frost damage - flower buds	113 Winter frost damage - flower buds	0 - not found, all buds opened	2002 Research Institute of Ornamental Gardening Pruhonice
BIOLOGY	118 Susceptibility to feeding Otiorrhynchus sp.	Without inoculation in monoculture	3 - low	2002 Research Institute of Ornamental Gardening Pruhonice
BIOLOGY	119 Susceptibility to Exobasidium rhododenri and E. japonicum	Without inoculation in monoculture	0 - infection not found	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	001 Plant - persistence of leaves	001 Plant - persistence of leaves	3 - evergreen	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	002 Plant - density of branches and foliage	002 Plant - density of branches and foliage	5 - intermediate	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	003 Plant - habit	Fig. 1	5 - rounded to spreading 1,2 – 0,6	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	009 Young leaf - waxy bloom on the upper side	Young leaves are observed as soon as they have reached full size	5 - intermediate	2004 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	010 Young leaf - pubescence on the upper side	Young leaves are observed as soon as they have reached full size	0 - hairless	2004 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	011 Young leaf - pubescence on the lower side	Young leaves are observed as soon as they have reached full size	5 - medium dense hairs	2004 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	012 Mature leaf - blade shape	Fig. 2 / Matured leaves are observed at the time of end of growth	2 - oblong	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	013 Mature leaf - blade length	Matured leaves are observed at the time of end of growth	7 - long 10,1 -14 (cm)	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	023 Inflorescence - attitude on the shoot	Fig. 3	1 - terminal	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	024 Inflorescence - number of flowers	024 Inflorescence - number of flowers	9 - very high > 15	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	025 Inflorescence - shape (cultivars with more than 6 flowers)	Fig. 4	5 - spherical	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	026 Flower - shape of flower bud	Fig. 5	7 - broad ovate	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	028 Flower - funnel-shaped	Fig. 6	1 - funnel-shaped	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	035 Flower - number of corolla lobes	035 Flower - number of corolla lobes	3 - low 5	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	036 Flower - type of the flower	Fig. 8	1 - single	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	037 Flower - corolla undulation of margins	037 Flower - corolla undulation of margins	7 - strong	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	038 Flower - colour of corolla edges in comparison with flower colour	038 Flower - colour of corolla edges in comparison with flower colour	7 - darker	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	039 Flower - colour stability (comparison old and young flower)	039 Flower - colour stability (comparison old and young flower)	7 - darker	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	063 Flower - deepness of colour on inner side	063 Flower - deepness of colour on inner side	5 - medium deep R.H.S. - B	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	087 Flower - deepness of colour on outer side	087 Flower - deepness of colour on outer side	7 - deep R.H.S. - A	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	099 The ratio pistil : stamens length	099 The ratio pistil : stamens length	6 - pistil longer	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	101 Pistil - uniformity of style colour	101 Pistil - uniformity of style colour	1 - unified	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	102 Pistil - unifed colour of style	102 Pistil - unifed colour of style	4 - pink	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	109 Flower - time of beginning of flowering	Comparative varieties: 2. ‘Bouzov’, 3. ‘Alena’, 4. ‘Motýl’, 5. ‘Catawbiense Grandiflorum’, 7 ‘James Burchett’. Specific values (time period) valid for central Bohemian mesophyticum (Průhonice).	5 - medium 16.5.-30.6.	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	111 Flower - fragrance	111 Flower - fragrance	0 - absent	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	054 Flower - red purple colour on inner side (deep tones)	054 Flower - red purple colour on inner side (deep tones)	5 - strong / vivid purplish red, deep / strong purplish pink R.H.S. 67	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	078 Flower - red purple colour on outer side (deep tones)	078 Flower - red purple colour on outer side (deep tones)	5 - strong / vivid purplish red, deep / strong purplish pink R.H.S. 67	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	090 Flower - presence of design	090 Flower - presence of design	1 - present	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	092 Flower - distinctness of design	092 Flower - distinctness of design	3 - weak	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	093 Flower - location of design	Fig. 9	1 - upper middle lobe	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	094 Flower - type of design	Fig. 10	4 - combined	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	096 Flower - colour of design (light colours)	Type variety ‘Genoveva’. Colour observation 1 – 2 days after full bloom of the flower.	0 - absent	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	104 Stamens - number	104 Stamens - number	4 - low variable 3 - 10	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	105 Stamens - colour of ripe anthers	105 Stamens - colour of ripe anthers	2 - ochre	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	106 Stamens - colour of filaments	106 Stamens - colour of filaments	2 - different in lower and upper parts	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	108 Stamens - double colour of filaments	108 Stamens - double colour of filaments	2 - white, up pink	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	004 Plant - height	In 10 years of age	7 - high 91-120 (cm)	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	007 Young leaf - colour of upper side	Young leaves are observed as soon as they have reached full size	1 - yellowish green	2004 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	008 Young leaf - colour of lower side	Young leaves are observed as soon as they have reached full size	7 - light brown	2004 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	014 Mature leaf - blade width	Matured leaves are observed at the time of end of growth	7 - broad 4,1- 6 (cm)	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	015 Mature leaf - petiole length	Matured leaves are observed at the time of end of growth	6 - intermediate to long 3,1- 4 (cm)	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	018 Mature leaf - indumentum on the lower side	Matured leaves are observed at the time of end of growth	3 - sparse hairs	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	019 Mature leaf - colour of upper side	Matured leaves are observed at the time of end of growth	3 - medium green	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	021 Mature leaf - colour of lower side	Matured leaves are observed at the time of end of growth	2 - yellow green	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	030 Flower - diameter	Maximal value at open flower	6 - intermediate to long 7,1 - 9 (cm)	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	031 Flower - length of peduncle	031 Flower - length of peduncle	6 - intermediate to long 4,1 - 6 (cm)	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	032 Flower - presence of calyx	032 Flower - presence of calyx	0 - absent	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	040 Flower - incision of corolla margin	040 Flower - incision of corolla margin	5 - intermediate 1/3 - 1/2	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	041 Flower - inner colour of base in comparison with flower colour	041 Flower - inner colour of base in comparison with flower colour	3 - lighter	2002 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	016 Mature leaf - pubescence of the petiole	Matured leaves are observed at the time of end of growth	7 - dense hairs	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	017 Mature leaf - petiole colour of the upper side	Matured leaves are observed at the time of end of growth. On the sunny side.	3 - yellowish green	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	020 Mature leaf – glossiness of upper side	Matured leaves are observed at the time of end of growth	0 - absent or very weak	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	091 Flower – size (extent) of design	091 Flower – size (extent) of design	1 - small	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	095 Flower - type of design: basal blotch	Type variety ‘Arthur Stevens’.	0 - absent	2023 Research Institute of Ornamental Gardening Pruhonice_Rhododendron
MORPHOLOGY	097 Flower - colour of design (dark colours)	Type variety ‘Humboldt’. Colour observation 1 – 2 days after full bloom of the flower.	4 - purple brown	2002 Research Institute of Ornamental Gardening Pruhonice
PHYSIOLOGY	122 Reproducibility - cutting	122 Reproducibility - cutting	5 - middly rooted 40-59%	2002 Research Institute of Ornamental Gardening Pruhonice
PHYSIOLOGY	123 Reproducibility - grafting	On the rootstock ‘Cunningham´s White’	5 - intermediate affinity	2002 Research Institute of Ornamental Gardening Pruhonice