Details for: 12E0100035, Rhododendron catawbiense Michx., 'Caractacus'

Summary Data

Taxonomy:

Rhododendron catawbiense Michx.

Cultivar:

'Caractacus'

Origin:

Origin – United Kingdom

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1972

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		12E0100035

Note: When you select cuttings, you will receive unrooted cuttings, not rooted plants, unless specific arrangements have been made with the curator.
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Core Passport Data

Taxonomy:

Rhododendron catawbiense Michx.

Cultivar:

'Caractacus'

Origin:

Origin – United Kingdom

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1972

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

'Caractacus'

Type: Cultivar name

Rhododendron catawbiense 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 catawbiense Michx.

Genus:

Rhododendron

Subgenus:

Hymenanthes

Section:

Ponticum

Family:

Ericaceae

Subfamily:

Ericoideae

Tribe:

Rhodoreae

Nomen number:

5025

Place of publication:

Fl. bor.-amer. 1:258. 1803

Verified:

June 06, 1995 by ARS Systematic Botanists.

Other conspecific taxa

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

Common names

LANGUAGE	NAME	SEQ	CITATION
English	catawba rhododendron	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
English	mountain rose bay	1	Luteyn, J. L. et al. 1996. Ericaceae of the southeastern United States. Castanea 61:119.
English	purple-laurel	1	Luteyn, J. L. et al. 1996. Ericaceae of the southeastern United States. Castanea 61:119.
Swedish	catawba-rododendron	2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)

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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	001 Plant - persistence of leaves	001 Plant - persistence of leaves	3 - evergreen	2007 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	2007 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	2007 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)	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	023 Inflorescence - attitude on the shoot	Fig. 3	1 - terminal	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	025 Inflorescence - shape (cultivars with more than 6 flowers)	Fig. 4	5 - spherical	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	026 Flower - shape of flower bud	Fig. 5	5 - ovate	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	028 Flower - funnel-shaped	Fig. 6	0 - absent	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	035 Flower - number of corolla lobes	035 Flower - number of corolla lobes	3 - low 5	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	036 Flower - type of the flower	Fig. 8	1 - single	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	046 Flower - orange colour on inner side	046 Flower - orange colour on inner side	0 - absent	2007 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	2007 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	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	057 Flower - violet colour on inner side	057 Flower - violet colour on inner side	0 - absent	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	060 Flower - blue colour on inner side	060 Flower - blue colour on inner side	0 - absent	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	070 Flower - orange colour on outer side	070 Flower - orange colour on outer side	0 - absent	2007 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	2007 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	2007 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	2007 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	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	084 Flower - blue color on outer side	084 Flower - blue color on outer side	0 - absent	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	087 Flower - deepness of colour on outer side	087 Flower - deepness of colour on outer side	7 - deep R.H.S. - A	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	099 The ratio pistil : stamens length	099 The ratio pistil : stamens length	6 - pistil longer	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	100 Pistil - stigma colour	100 Pistil - stigma colour	5 - purple	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	101 Pistil - uniformity of style colour	101 Pistil - uniformity of style colour	1 - unified	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	102 Pistil - unifed colour of style	102 Pistil - unifed colour of style	4 - pink	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	103 Pistil - double colour of style	103 Pistil - double colour of style	0 - absent	2007 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.	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	111 Flower - fragrance	111 Flower - fragrance	0 - absent	2007 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	2007 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	2007 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)	4 - moderate / strong purplish red, deep purplish pink R.H.S. 64	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	055 Flower - purple colour on inner side	055 Flower - purple colour on inner side	0 - absent	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	066 Flower - white colour on outer side	066 Flower - white colour on outer side	0 - absent	2007 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	2007 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	2007 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	2007 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	2007 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)	4 - moderate / strong purplish red, deep purplish pink R.H.S. 64	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	079 Flower - purple colour on outer side	079 Flower - purple colour on outer side	0 - absent	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	081 Flower - violet colour on outer side	081 Flower - violet colour on outer side	0 - absent	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	090 Flower - presence of design	090 Flower - presence of design	1 - present	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	092 Flower - distinctness of design	092 Flower - distinctness of design	3 - weak	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	094 Flower - type of design	Fig. 10	4 - combined	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	104 Stamens - number	104 Stamens - number	5 - intermediate constant 10	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	106 Stamens - colour of filaments	106 Stamens - colour of filaments	1 - unified	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	107 Stamens - colour of filaments unified	107 Stamens - colour of filaments unified	4 - pink	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	108 Stamens - double colour of filaments	108 Stamens - double colour of filaments	0 - absent	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	004 Plant - height	In 10 years of age	9 - very high >120 (cm)	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	005 Shoot - colour in the upper part	Sprouting shoot	4 - medium green	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	006 Shoot - indumentum	Sprouting shoot	3 - sparse hairs	2007 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	2007 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	2007 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)	2007 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)	2007 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	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	030 Flower - diameter	Maximal value at open flower	5 - intermediate 4,1 - 7 (cm)	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	031 Flower - length of peduncle	031 Flower - length of peduncle	4 - short to intermediate 1,6 - 2,5 (cm)	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	032 Flower - presence of calyx	032 Flower - presence of calyx	1 - present	2007 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	2007 Research Institute of Ornamental Gardening Pruhonice
MORPHOLOGY	042 Flower - white colour on inner side	042 Flower - white colour on inner side	0 - absent	2007 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	2007 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	2007 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.	2 - brown red	2007 Research Institute of Ornamental Gardening Pruhonice