Details for: PI 557303, Corylus kweichowensis Hu, C. kweichoensis

Summary Data

Taxonomy:

Corylus kweichowensis Hu

Top Name:

C. kweichoensis

Origin:

Collected – China

Maintained:

National Clonal Germplasm Repository

Received by NPGS:

12 Jan 1981

Improvement Status:

Wild material

Form Received:

Plant

Life Form:

Tree

Life Habit:

Tree

Availability

This accession is not available. Contact site for status.

National Clonal Germplasm Repository

Images (4 total. Click on image for more.)

Core Passport Data

Taxonomy:

Corylus kweichowensis Hu

Top Name:

C. kweichoensis

Origin:

Collected – China

Maintained:

National Clonal Germplasm Repository

Received by NPGS:

12 Jan 1981

Improvement Status:

Wild material

Form Received:

Plant

Life Form:

Tree

Life Habit:

Tree

Source History

Collected

China
Locality: Asia
Comment: Tibet

Donated

12 January 1981.
Oregon, United States
Comment: Received from Arnold Arboretum to Lagerstedt to Thompson
Donor(s):

Thompson, Maxine, National Clonal Germplasm Repository

Accession Names and Identifiers

C. kweichoensis

Type: Collector identifier

Group: SPECIES

accession preserved for genes

CCOR 7

Type: Site identifier

Group: LOCAL

Corvallis local number

Narrative

This filbert was originally received as Corylus tibetica. It is widely distributed in Yunnan, Southeast Szechwan, West Hupeh, East Kansu, and Shensi at altitudes of 5,500 to 7,200 feet. The trees have brownish bark with many oblong whitish lenticels. The bud is large, obovoid, 10 millimeters broad, with 1 to 2 scales, and densely tomentose. The leaves are large, thin, papery, obovate, 12 centimeters long and 6 centimeters broad, acuminate at the apex, and orbicular at the base. This specimen may be a hybrid.

Corylus kweichowensis Hu

Genus:

Corylus

Section:

Corylus

Subsection:

Corylus

Family:

Betulaceae

Subfamily:

Coryloideae

Nomen number:

478728

Place of publication:

Bull. Fan Mem. Inst. Biol. ser. 2, 1:149. 1948

Verified:

07/13/2020 by ARS Systematic Botanists.

Other conspecific taxa

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

Common names

Annotations

Taxonomic Re-Identification: 15 Dec 1995, from Corylus ferox Wall. to Corylus ferox Wall. var. tibetica (Batalin) Franch.
Taxonomic Re-Identification: 15 Jul 2020, from Corylus ferox Wall. var. tibetica (Batalin) Franch. to Corylus kweichowensis Hu

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study	Availability
GENSTOCK	CORYLUS CORE SUBSET	A flag to indicate the accession is part of the core subset		CORYLUS.CORE.2012	Not Available
GROWTH	GROWTH HABIT	VEGETATIVE GROWTH HABIT	3 - (1 = VERY UPRIGHT, 5 = VERY SPREADING)	CORYLUS.FILBERT.CORVALL.STD	Not Available
GROWTH	TREE VIGOR	VEGETATIVE VIGOR OF THE TREE	5 - VERY VIGOROUS	CORYLUS.FILBERT.CORVALL.STD	Not Available
GROWTH	ROOT SUCKERS	VEGETATIVE GROWTH OF ROOT SUCKERS	5 - MANY	CORYLUS.FILBERT.CORVALL.STD	Not Available
INSECT	BIG BUD MITE	BIG BUD MITE INFESTATION	1 - NONE	CORYLUS.CORVALLIS.89	Not Available
INSECT	BIG BUD MITE	BIG BUD MITE INFESTATION	1 - NONE	CORYLUS.FILBERT.CORVALLIS.90	Not Available
MORPHOLOGY	TRUNK BARK	DESCRIPTION OF TRUNK BARK	A - AVELLANA-LIKE	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	DORMANT BUD SHAPE	SHAPE OF DORMANT BUDS	SR - SMALL, ROUND	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	DORMBUDCOL	COLOR OF DORMANT BUDS	BR - BROWN	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	PISTILLATE FLOWER COLOR	PISTILLATE FLOWER COLOR	R - RED	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	STAMINATE FLOWER COLOR	STAMINATE FLOWER COLOR	RG - RED-GREEN	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	CATKIN NUMBER	AMOUNT OF CATKINS	1 - FEW	CORYLUS.CORVALLIS.89	Not Available
MORPHOLOGY	CATKIN NUMBER	AMOUNT OF CATKINS	4 - (1 = FEW, 6 = MANY)	CORYLUS.FILBERT.CORVALLIS.90	Not Available
MORPHOLOGY	STAMINATE FLOWER SHAPE	STAMINATE FLOWER SHAPE	ST - SHORT, THIN	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	AVERAGE NUMBER OF CATKINS	AVERAGE NUMBER OF CATKINS/CLUSTER	3	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	HUSK TYPE	HUSK TYPE	TF - TUBULAR, FLESHY	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	HUSK LENGTH	HUSK LENGTH BY QUARTER NUT LENGTH	3 - (1 = SHORT, 9 = LONG)	CORYLUS.FILBERT.CORVALL.STD	Not Available
MORPHOLOGY	AVERAGE NUMBER OF NUTS PER CLU	AVERAGE NUMBER OF NUTS PER CLUSTER	2	CORYLUS.FILBERT.CORVALL.STD	Not Available
PHENOLOGY	DATE OF LEAFING OUT	JULIAN CALENDAR DAY OF FIRST LEAFING OUT.	100	CORYLUS.CORVALLIS.89	Not Available
PHENOLOGY	DATE OF LEAFING OUT	JULIAN CALENDAR DAY OF FIRST LEAFING OUT.	118	CORYLUS.CORVALLIS.91	Not Available
PHENOLOGY	DATE OF PISTALLATE ANTHESIS	JULIAN DATE OF PISTALLATE ANTHESIS	52	CORYLUS.FILBERT.CORVALLIS.90	Not Available
PHENOLOGY	DATE OF STAMINATE ANTHESIS	JULIAN DATE OF STAMINATE ANTHESIS	42	CORYLUS.FILBERT.CORVALLIS.90	Not Available
PHENOLOGY	DATE OF NUT FALL	JULIAN DATE OF NUT FALL	258	CORYLUS.CORVALLIS.89	Not Available
PHENOLOGY	CLUSTER FALL DATE	JULIAN DATE OF CLUSTER FALL	258	CORYLUS.CORVALLIS.89	Not Available
PHENOLOGY	LEAF FALL	JULIAN DATE WHEN ALL LEAVES HAVE FALLEN OFF THE TREE	316	CORYLUS.CORVALLIS.89	Not Available
PRODUCTION	YIELD	ESTIMATED YIELD	1 - NONE	CORYLUS.FILBERT.CORVALLIS.90	Not Available
PRODUCTION	YIELD	ESTIMATED YIELD	2 - (1 = NONE, 6 = VERY HIGH)	CORYLUS.CORVALLIS.89	Not Available