Details for: PI 419408, Trifolium nigrescens Viv., 161

Summary Data

Taxonomy:

Trifolium nigrescens Viv.

Top Name:

161

Origin:

Collected – Greece

Maintained:

Plant Genetic Resources Conservation Unit (S9)

Received by NPGS:

20 Jul 1977

PI Assigned:

1977

Improvement Status:

Wild material

Reproductive Uniformity:

Population

Form Received:

Seed

Life Form:

Annual

Life Cycle:

Annual

Backup Location:

National Laboratory for Genetic Resources Preservation

Inventory Volume:

185
View original Plant Inventory data in pdf format

Availability

Form	Quantity	Note	Inventory	Cart
Seed	100 count		PI 419408 01 SD

There are no images for this accession.

Core Passport Data

Taxonomy:

Trifolium nigrescens Viv.

Top Name:

161

Origin:

Collected – Greece

Maintained:

Plant Genetic Resources Conservation Unit (S9)

Received by NPGS:

20 Jul 1977

PI Assigned:

1977

Improvement Status:

Wild material

Reproductive Uniformity:

Population

Form Received:

Seed

Life Form:

Annual

Life Cycle:

Annual

Source History

Collected

Greece
Locality: Two km south of Palelaria, in an old olive tree plantation.
Coordinates: 35.2500, 24.7500 (Map it)
Elevation: 50m.

Collector(s):

Accession Names and Identifiers

161

Type: Collector identifier

S-28-10

Type: Other or unclassified name

Group: TAYLOR ANNUAL CLOVER

Norman L. Taylor Annual Clover Collection

Taylor, Norman L. University of Kentucky

Narrative

Plant 10 to 15 cm tall, very low and branching. Seed head lax, white to cream, some with long peduncles. Seed yellow.

Trifolium nigrescens Viv.

Genus:

Trifolium

Subgenus:

Trifolium

Section:

Trifoliastrum

Family:

Fabaceae (alt. Leguminosae)

Subfamily:

Faboideae

Tribe:

Trifolieae

Nomen number:

310557

Place of publication:

Fl. ital. fragm. 12. 1808

Verified:

03/26/2007 by ARS Systematic Botanists.

Other conspecific taxa

Trifolium nigrescens Viv. subsp. meneghinianum (Clementi) Zohary (0 active accession[s])
Trifolium nigrescens Viv. subsp. nigrescens (0 active accession[s])
Trifolium nigrescens Viv. subsp. petrisavii (Clementi) Holmboe (11 active accession[s])

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

Common names

Language	Name	Alternate name	note	seq	Citation
English	ball clover			1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.

Annotations

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study	Inventory	Availability
GROWTH	Growth habit	Growth habit (1 = Prostrate, 9 = Very erect)	5	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Plant height	Plant height in centimeters	24	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Plant type	Plant type	1 - Small	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Plant width	Plant width in centimeters	16	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Regrowth	Amount of vegetative growth three weeks after first harvest in second year of growth (1 = Most, 9 = Least)	1 - Most	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Spring plant size	Visual estimate of most common plant size in the spring. (1.0 = Large, 9.0 = Small)	9	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Summer plant size	Visual estimate of most common plant size in summer (1 = Large, 9 = Small)	9 - Small	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Uniformity	Plant uniformity for growth and development within accession taken at 50% flowering (1 = Most uniform, 9 = Least uniform)	1 - Most uniform	CLOVER.S9.98	PI 419408 02 SD	Not Available
GROWTH	Vigor	Plant vigor (1 = Most vigorous, 9 = Poor)	5 - Medium	CLOVER.S9.98	PI 419408 02 SD	Not Available
MORPHOLOGY	Flower color	Flower color	1 - White	CLOVER.S9.98	PI 419408 02 SD	Not Available
MORPHOLOGY	Number of heads	Number of heads (1 = Many, 9 = Few)	9 - Few	CLOVER.S9.98	PI 419408 02 SD	Not Available
MORPHOLOGY	Leaf color	Color of leaves	5 - Medium green	CLOVER.S9.98	PI 419408 02 SD	Not Available
MORPHOLOGY	Leafiness	Leafiness (1 = Most, 9 = Few)	1	CLOVER.S9.98	PI 419408 02 SD	Not Available
MORPHOLOGY	Leaf size	Leaf size (1 = Largest, 9 = Small)	9	CLOVER.S9.98	PI 419408 02 SD	Not Available
MORPHOLOGY	Number of stems	Relative number of stems (1 = Many, 9 = Few)	1 - Many	CLOVER.S9.98	PI 419408 02 SD	Not Available
PHENOLOGY	Maturity (time to mature)	Relative time of maturity (1 = Very late, 9 = Very early)	5 - Medium	CLOVER.S9.98	PI 419408 02 SD	Not Available
PRODUCTION	Flower production	Flower production. Mean value scored 1.0 (most flowers) to 9.0 (no flowers)	1	CLOVER.S9.98	PI 419408 02 SD	Not Available
PRODUCTION	Hard seed at harvest	Percent of hard seed recorded at harvest	100	CLOVER.S9.98	PI 419408 02 SD	Not Available
PRODUCTION	Seed production	Seed production (1 = High, 9 = Low)	9 - Low	CLOVER.S9.98	PI 419408 02 SD	Not Available
PRODUCTION	Spring recovery	Spring recovery (1 = Much growth, 9 = Little0	9 - Little growth	CLOVER.S9.98	PI 419408 02 SD	Not Available
PRODUCTION	100 SEED WEIGHT IN GRAMS	Weight of 100 seeds in grams	0.01	CLOVER-ANNUALS.WEIGHTS	PI 419408 01 SD