Details for: PI 452266, Ilex crenata Thunb., 'Twiggy'


Summary Data
Taxonomy:
Ilex crenata Thunb.
Cultivar:
'Twiggy'
Origin:
Donated – District of Columbia, United States
Maintained:
National Arboretum
Received by NPGS:
Jan 1981
PI Assigned:
1981
Improvement Status:
Cultivar
Form Received:
Plant
Life Form:
Shrub
Availability
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Core Passport Data
Taxonomy:
Ilex crenata Thunb.
Cultivar:
'Twiggy'
Origin:
Donated – District of Columbia, United States
Maintained:
National Arboretum
Received by NPGS:
Jan 1981
PI Assigned:
1981
Improvement Status:
Cultivar
Form Received:
Plant
Life Form:
Shrub
Source History
Donated
January 1981.
District of Columbia, United States

Donor(s):
Accession Names and Identifiers
'Twiggy'
Type: Cultivar name

NA 31352
Type: Site identifier
Group: NA
U.S. National Arboretum

MIA 29685
Type: Inventory

Narrative
Plants compact, globe-shaped, densely branched. Shearing not required. Growth rate slow to moderate. Leaves small, elliptic, dark green.
Ilex crenata Thunb.
Genus:
Ilex
Family:
Aquifoliaceae
Nomen number:

19691
Place of publication:

J. A. Murray, Syst. veg. ed. 14:168. 1784 May-Jun (Fl. jap. 78. 1784 Aug)
Comment:
for authorship of Thunberg names first published by Murray see comments in Taxon 45:672. 1996 & 46:311-314. 1997
Verified:
11/01/1985 by ARS Systematic Botanists.
Other conspecific taxa
Ilex crenata Thunb. f. crenata (0 active accession[s])
Ilex crenata Thunb. f. watanabeana Makino (0 active accession[s])
Ilex crenata Thunb. var. crenata (0 active accession[s])
Ilex crenata Thunb. var. fukasawana Makino (0 active accession[s])
Ilex crenata Thunb. var. paludosa (Nakai) H. Hara (2 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Heterotypic Synonym(s)
Ilex crenata Thunb. f. convexa (Makino) Rehder
Ilex crenata Thunb. f. luteovariegata (Regel) Rehder
Ilex crenata Thunb. f. microphylla Rehder
Ilex crenata Thunb. var. nummularia Yatabe
Ilex nummularia Franch. & Sav.

Common names
LanguageNameAlternate namenoteseqCitation
Englishbox-leaf holly  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
EnglishJapanese holly  1Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening
Frenchhoux crénelé  2Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 1477.
Germanjapanische Stechpalme  2Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 1477.
Swedishjapansk järnek  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
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