Details for: PI 249855, Trifolium nigrescens Viv., Col. No. 17058


Summary Data
Taxonomy:
Trifolium nigrescens Viv.
Top Name:
Col. No. 17058
Origin:
Collected – Greece
Received by NPGS:
07 Aug 1958
PI Assigned:
1958
Improvement Status:
Wild material
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Availability
FormQuantityNoteInventoryCart
Seed100 countPI 249855 01 SD
 
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Core Passport Data
Taxonomy:
Trifolium nigrescens Viv.
Top Name:
Col. No. 17058
Origin:
Collected – Greece
Received by NPGS:
07 Aug 1958
PI Assigned:
1958
Improvement Status:
Wild material
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Source History
Collected

Greece
Locality: Sixteen miles north of Ierissos, Athos.
Coordinates: 40.5900, 23.8100 (Map it)
Elevation: 762m.

Collector(s):
Accession Names and Identifiers
Col. No. 17058
Type: Collector identifier

S-28-12
Type: Other or unclassified name
Group: TAYLOR ANNUAL CLOVER
Norman L. Taylor Annual Clover Collection
Taylor, Norman L. University of Kentucky

Narrative
Diffuse annual to eight inches high, growing with meadow herbs; flowers white.
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
DISEASECylindrocladium resistancePercent resistance to root rot caused by Cylindrocladium crotalariae of uninoculated control3.3 CLOVER.CYLINDROCLADIUM.90 Not Available
GROWTHPlant heightPlant height in centimeters38 CLOVER.S9PI 249855 01 SD
GROWTHPlant height on March 15Plant height in centimeters taken on March 155 CLOVER.S9PI 249855 01 SD
MORPHOLOGYFlower colorFlower color1 - White CLOVER.S9PI 249855 01 SD
NEMATODEMeloidogyne arenaria eggResistance to Meloidogyne arenaria in the egg stage (1.0 = Resistant, 5.0 = Susceptible)4.7 CLOVER.NEMATODE.ANNUAL Not Available
NEMATODEMeloidogyne arenaria gallResistance to Meloidogyne arenaria in the gall stage (1.0 = Resistant, 5.0 = Susceptible)4.6 CLOVER.NEMATODE.ANNUAL Not Available
NEMATODEMeloidogyne hapla eggResistance to Meloidogyne hapla in the egg stage (1.0 = Resistant, 5.0 = Susceptible)5 CLOVER.NEMATODE.ANNUAL Not Available
NEMATODEMeloidogyne hapla gallResistance to Meloidogyne hapla in the gall stage (1.0 = Resistant, 5.0 = Susceptible)5 CLOVER.NEMATODE.ANNUAL Not Available
NEMATODEMeloidogyne incognita eggResistance to Meloidogyne incognita in the egg stage (1.0 = Resistant, 5.0 = Susceptible)5 CLOVER.NEMATODE.ANNUAL Not Available
NEMATODEMeloidogyne incognita gallResistance to Meloidogyne incognita in the gall stage (1.0 = Resistant, 5.0 = Susceptible)5 CLOVER.NEMATODE.ANNUAL Not Available
NEMATODEMeloidogyne javanica eggResistance to Meloidogyne javanica in the egg stage (1.0 = Resistant, 5.0 = Susceptible)4.9 CLOVER.NEMATODE.ANNUAL Not Available
NEMATODEMeloidogyne javanica gallResistance to Meloidogyne javanica in the gall stage (1.0 = Resistant, 5.0 = Susceptible)4.9 CLOVER.NEMATODE.ANNUAL Not Available
PHENOLOGYMaturity (days to flower)Number of days to flowering from Sept. 15 planting206 CLOVER.S9PI 249855 01 SD
PRODUCTION100 SEED WEIGHT IN GRAMSWeight of 100 seeds in grams0.03 CLOVER-ANNUALS.WEIGHTSPI 249855 01 SD