Details for: 12E0100028, Rhododendron hybr., 'America'

Summary Data

Taxonomy:

Rhododendron hybr.

Cultivar:

'America'

Origin:

Origin – Netherlands

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1970

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		12E0100028

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 hybr.

Cultivar:

'America'

Origin:

Origin – Netherlands

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1970

Improvement Status:

Advanced/improved cultivar

Life form:

Perennial

Growth class:

flowers: perennial vegetatively propagated

Is Core:

Form Received:

Field collection

Source History

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

'America'

Type: Cultivar name

Rhododendron hybrid cultivars

Type: Full taxon

Narrative

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

Rhododendron hybr.

Genus:

Rhododendron

Family:

Ericaceae

Subfamily:

Ericoideae

Tribe:

Rhodoreae

Nomen number:

300507

Comment:

interim designation used in GRIN for Rhododendron hybrids which lack an acceptable binomial

Verified:

November 02, 1990 by ARS Systematic Botanists.

Other conspecific taxa

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

Heterotypic Synonym(s)
Rhododendron ×gowenianum Sweet
Rhododendron ×pulchrum Sweet var. tebotan (Komatsu) Rehder
Rhododendron ×taylorii Dean
Rhododendron ×viscosepalum Rehder
Rhododendron ×viscosepalum Rehder var. daviesii Rehder
Rhododendron ×viscosepalum Rehder var. viscosepalum
Rhododendron macrostemon Maxim.
Rhododendron tebotan Komatsu

Common names

Annotations

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study
BIOLOGY	119 Susceptibility to Exobasidium rhododenri and E. japonicum	Without inoculation in monoculture	0 - infection not found	2010 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	001 Plant - persistence of leaves	001 Plant - persistence of leaves	3 - evergreen	2008 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	2008 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	0 - hairless	2008 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	3 - elliptic	2008 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)	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	023 Inflorescence - attitude on the shoot	Fig. 3	1 - terminal	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	024 Inflorescence - number of flowers	024 Inflorescence - number of flowers	7 - high 11- 15	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	025 Inflorescence - shape (cultivars with more than 6 flowers)	Fig. 4	5 - spherical	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	026 Flower - shape of flower bud	Fig. 5	5 - ovate	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	035 Flower - number of corolla lobes	035 Flower - number of corolla lobes	3 - low 5	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	036 Flower - type of the flower	Fig. 8	1 - single	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	037 Flower - corolla undulation of margins	037 Flower - corolla undulation of margins	3 - weak	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	045 Flower - yellow orange colour on inner side	045 Flower - yellow orange colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	046 Flower - orange colour on inner side	046 Flower - orange colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	048 Flower - orange red colour on inner side	048 Flower - orange red colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	049 Flower - red colour on inner side (light to medium deep tones)	049 Flower - red colour on inner side (light to medium deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	050 Flower - red colour on inner side (medium deep tones)	050 Flower - red colour on inner side (medium deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	057 Flower - violet colour on inner side	057 Flower - violet colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	058 Flower - violet blue colour on inner side	058 Flower - violet blue colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	060 Flower - blue colour on inner side	060 Flower - blue colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	064 Flower - supplemental colour on inner side	064 Flower - supplemental colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	070 Flower - orange colour on outer side	070 Flower - orange colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	072 Flower - orange red colour on outer side	072 Flower - orange red colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	073 Flower - red colour on outer side (light to medium deep tones)	073 Flower - red colour on outer side (light to medium deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	074 Flower - red colour on outer side (medium deep tones)	074 Flower - red colour on outer side (medium deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	075 Flower - red colour on outer side (deep tones)	075 Flower - red colour on outer side (deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	082 Flower - violet blue colour on outer side	082 Flower - violet blue colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	084 Flower - blue color on outer side	084 Flower - blue color on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	088 Flower - supplemental colour on outer side	088 Flower - supplemental colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	089 Flower - arrangement of supplemental colour on outer side	089 Flower - arrangement of supplemental colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	099 The ratio pistil : stamens length	099 The ratio pistil : stamens length	6 - pistil longer	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	100 Pistil - stigma colour	100 Pistil - stigma colour	5 - purple	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	101 Pistil - uniformity of style colour	101 Pistil - uniformity of style colour	2 - different in lower and upper parts	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	102 Pistil - unifed colour of style	102 Pistil - unifed colour of style	0 - absent	2008 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.	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	111 Flower - fragrance	111 Flower - fragrance	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	051 Flower - red colour on inner side (deep tones)	051 Flower - red colour on inner side (deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	052 Flower - red purple colour on inner side (light tones)	052 Flower - red purple colour on inner side (light tones)	0 - absent	2008 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)	3 - deep / strong / vivid purplish red, deep purplish pink R.H.S. 61	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	055 Flower - purple colour on inner side	055 Flower - purple colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	056 Flower - purple violet colour on inner side	056 Flower - purple violet colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	065 Flower - arrangement of supplemental colour on inner side	065 Flower - arrangement of supplemental colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	066 Flower - white colour on outer side	066 Flower - white colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	067 Flower - yellow colour on outer side (light tones)	067 Flower - yellow colour on outer side (light tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	068 Flower - yellow colour on outer side (deep tones)	068 Flower - yellow colour on outer side (deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	069 Flower - yellow orange colour on outer side	069 Flower - yellow orange colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	076 Flower - red purple colour on outer side (light tones)	076 Flower - red purple colour on outer side (light tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	078 Flower - red purple colour on outer side (deep tones)	078 Flower - red purple colour on outer side (deep tones)	3 - deep / strong / vivid purplish red, deep purplish pink R.H.S. 61	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	079 Flower - purple colour on outer side	079 Flower - purple colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	080 Flower - purple violet colour on outer side	080 Flower - purple violet colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	081 Flower - violet colour on outer side	081 Flower - violet colour on outer side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	090 Flower - presence of design	090 Flower - presence of design	1 - present	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	092 Flower - distinctness of design	092 Flower - distinctness of design	5 - intermediate	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	093 Flower - location of design	Fig. 9	2 - upper three lobes	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	094 Flower - type of design	Fig. 10	4 - combined	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	104 Stamens - number	104 Stamens - number	5 - intermediate constant 10	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	105 Stamens - colour of ripe anthers	105 Stamens - colour of ripe anthers	2 - ochre	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	106 Stamens - colour of filaments	106 Stamens - colour of filaments	2 - different in lower and upper parts	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	107 Stamens - colour of filaments unified	107 Stamens - colour of filaments unified	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	004 Plant - height	In 10 years of age	9 - very high >120 (cm)	Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	005 Shoot - colour in the upper part	Sprouting shoot	2 - yellow green	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	006 Shoot - indumentum	Sprouting shoot	3 - sparse hairs	2008 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	3 - medium green	2008 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	2 - light green	2008 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)	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	015 Mature leaf - petiole length	Matured leaves are observed at the time of end of growth	5 - intermediate 1,5- 3 (cm)	2008 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	0 - hairless	2008 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	4 - dark green	2008 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	3 - medium green	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	030 Flower - diameter	Maximal value at open flower	5 - intermediate 4,1 - 7 (cm)	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	031 Flower - length of peduncle	031 Flower - length of peduncle	5 - intermediate 2,5 - 4 (cm)	2011 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	032 Flower - presence of calyx	032 Flower - presence of calyx	1 - present	2011 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	033 Flower - length of the longest sepal	033 Flower - length of the longest sepal	5 - medium 2 - 4 (mm)	2011 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	040 Flower - incision of corolla margin	040 Flower - incision of corolla margin	7 - deep > 1/2	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	042 Flower - white colour on inner side	042 Flower - white colour on inner side	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	043 Flower - yellow colour on inner side (light tones)	043 Flower - yellow colour on inner side (light tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	044 Flower - yellow colour on inner side (deep tones)	044 Flower - yellow colour on inner side (deep tones)	0 - absent	2008 Research Institute of Ornamental Gardening Pruhonice
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	2008 Research Institute of Ornamental Gardening Pruhonice
PHYSIOLOGY	124 Reproducibility - in vitro	124 Reproducibility - in vitro	5 - intermediate	2010 Research Institute of Ornamental Gardening Pruhonice