Details for: PI 583448, Trifolium nigrescens Viv., 90-81


Summary Data
Taxonomy:
Trifolium nigrescens Viv.
Top Name:
90-81
Origin:
Collected – Bulgaria
Received by NPGS:
11 May 1993
Improvement Status:
Uncertain improvement status
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Availability
FormQuantityNoteInventoryCart
Seed100 countPI 583448 02 SD
 
There are no images for this accession.

Core Passport Data
Taxonomy:
Trifolium nigrescens Viv.
Top Name:
90-81
Origin:
Collected – Bulgaria
Received by NPGS:
11 May 1993
Improvement Status:
Uncertain improvement status
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Source History
Collected
20 July 1990.
Bulgaria
Locality: Near Lefka 0.5 km NE of Lefka on road to Topolovgrad in flat area with slopes nearby. Dry clay loam, dry grasses.
Coordinates: 41.9167, 26.2500 (Map it)
Elevation: 250m.

Donated
11 May 1993.
Florida, United States

Donor(s):
Accession Names and Identifiers
90-81
Type: Collector identifier

Grif 1701
Type: Site identifier
Group: GRIF
S-9

Narrative
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
LanguageNameAlternate namenoteseqCitation
Englishball clover  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
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Pedigree

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
GROWTHCrown widthVisual estimate of most common crown width. Mean value scored 1.0 (wide) to 9.0 (narrow)9 CLOVER.S9.98PI 583448 01 SDNot Available
GROWTHGrowth habitGrowth habit (1 = Prostrate, 9 = Very erect)5 CLOVER.S9.98PI 583448 01 SDNot Available
GROWTHPlant heightPlant height in centimeters40 CLOVER.S9.98PI 583448 01 SDNot Available
GROWTHPlant typePlant type1 - Small CLOVER.S9.98PI 583448 01 SDNot Available
GROWTHPlant widthPlant width in centimeters60 CLOVER.S9.98PI 583448 01 SDNot Available
GROWTHSpring plant sizeVisual estimate of most common plant size in the spring. (1.0 = Large, 9.0 = Small)9 CLOVER.S9.98PI 583448 01 SDNot Available
GROWTHSummer plant sizeVisual estimate of most common plant size in summer (1 = Large, 9 = Small)9 - Small CLOVER.S9.98PI 583448 01 SDNot Available
GROWTHVigorPlant vigor (1 = Most vigorous, 9 = Poor)9 - Poor CLOVER.S9.98PI 583448 01 SDNot Available
MORPHOLOGYFlower colorFlower color1 - White CLOVER.S9.98PI 583448 01 SDNot Available
MORPHOLOGYNumber of headsNumber of heads (1 = Many, 9 = Few)9 - Few CLOVER.S9.98PI 583448 01 SDNot Available
MORPHOLOGYNumber of stemsRelative number of stems (1 = Many, 9 = Few)5 - Medium CLOVER.S9.98PI 583448 01 SDNot Available
PHENOLOGYMaturity (time to mature)Relative time of maturity (1 = Very late, 9 = Very early)5 - Medium CLOVER.S9.98PI 583448 01 SDNot Available
PRODUCTIONFlower productionFlower production. Mean value scored 1.0 (most flowers) to 9.0 (no flowers)6 CLOVER.S9.98PI 583448 01 SDNot Available
PRODUCTIONHard seed at harvestPercent of hard seed recorded at harvest100 CLOVER.S9.98PI 583448 01 SDNot Available
PRODUCTIONSeed productionSeed production (1 = High, 9 = Low)9 - Low CLOVER.S9.98PI 583448 01 SDNot Available
PRODUCTIONSpring recoverySpring recovery (1 = Much growth, 9 = Little05 - Medium CLOVER.S9.98PI 583448 01 SDNot Available
PRODUCTIONStand survivalPercent of stand survival40 CLOVER.S9.98PI 583448 01 SDNot Available
PRODUCTION100 SEED WEIGHT IN GRAMSWeight of 100 seeds in grams0.033 CLOVER-ANNUALS.WEIGHTSPI 583448 02 SD