Details for: 12E0100041, Rhododendron hybr., 'Doctor H. C. Dresselhuys'

Summary Data

Taxonomy:

Rhododendron hybr.

Cultivar:

'Doctor H. C. Dresselhuys'

Origin:

Origin – Netherlands

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1972

Improvement Status:

Advanced/improved cultivar

Life form:

Shrub

Growth class:

flowers: perennial vegetatively propagated

Is Core:

Form Received:

Field collection

Availability

The item(s) is/are currently not available; request when available, as shown:
Cutting: November 01 - March 31

curator must confirm the availability

There are no images for this accession.

Core Passport Data

Taxonomy:

Rhododendron hybr.

Cultivar:

'Doctor H. C. Dresselhuys'

Origin:

Origin – Netherlands

Maintained:

The Silva Tarouca Research Institute for Landscape and Ornamental Gardening

Received by CRI:

1972

Improvement Status:

Advanced/improved cultivar

Life form:

Shrub

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

'Doctor H. C. Dresselhuys'

Type: Cultivar name

Dr. H. C. Dresselhuys

Type: Duplicate accession 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	Availability
BIOLOGY	112 Winter frost damage - leaves	Fig. 11	0 - damage not found	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
BIOLOGY	113 Winter frost damage - flower buds	113 Winter frost damage - flower buds	3 - low, about 1/3 buds opened or were deformed	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
BIOLOGY	118 Susceptibility to feeding Otiorrhynchus sp.	Without inoculation in monoculture	0 - feeding not found	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	001 Plant - persistence of leaves	001 Plant - persistence of leaves	3 - evergreen	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	002 Plant - density of branches and foliage	002 Plant - density of branches and foliage	5 - intermediate	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	003 Plant - habit	Fig. 1	7 - broadly prostrate < 0,6	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	012 Mature leaf - blade shape	Fig. 2 / Matured leaves are observed at the time of end of growth	3 - elliptic	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	013 Mature leaf - blade length	Matured leaves are observed at the time of end of growth	7 - long 10,1 -14 (cm)	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	026 Flower - shape of flower bud	Fig. 5	3 - ovate sharpened	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	004 Plant - height	In 10 years of age	9 - very high >120 (cm)	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	005 Shoot - colour in the upper part	Sprouting shoot	3 - light green	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	006 Shoot - indumentum	Sprouting shoot	3 - sparse hairs	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	014 Mature leaf - blade width	Matured leaves are observed at the time of end of growth	7 - broad 4,1- 6 (cm)	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	015 Mature leaf - petiole length	Matured leaves are observed at the time of end of growth	5 - intermediate 1,5- 3 (cm)	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	018 Mature leaf - indumentum on the lower side	Matured leaves are observed at the time of end of growth	3 - sparse hairs	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	019 Mature leaf - colour of upper side	Matured leaves are observed at the time of end of growth	3 - medium green	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season
MORPHOLOGY	021 Mature leaf - colour of lower side	Matured leaves are observed at the time of end of growth	2 - yellow green	2005 Research Institute of Ornamental Gardening Pruhonice	Out of Season