Details for: PI 534235, Medicago rigiduloides E. Small, 489a


Summary Data
Taxonomy:
Medicago rigiduloides E. Small
Top Name:
489a
Origin:
Collected – Iraq
Received by NPGS:
01 Jan 1987
Improvement Status:
Wild material
Reproductive Uniformity:

Population
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Availability
FormQuantityNoteInventoryCart
Seed100 countPI 534235 91i SD
Seed available for distribution is a limited resource. The quantity of seed distributed is hopefully sufficient to conduct the intended research. If additional seed is required, the recipient is urged to grow and reproduce the seed. Repeated requests for seed of the same accession will not be honored.
  
There are no images for this accession.

Core Passport Data
Taxonomy:
Medicago rigiduloides E. Small
Top Name:
489a
Origin:
Collected – Iraq
Received by NPGS:
01 Jan 1987
Improvement Status:
Wild material
Reproductive Uniformity:

Population
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Source History
Collected
01 August 1957.
Iraq
Locality: Ahmaquin (Persian frontier)

Collector(s):
Donated
01 January 1987.
Alberta, Canada
Comment: Received through G.R. Bauchan, Germplasm Quality and Enhancement Laboratory, USDA-ARS, Beltsville, Maryland.
Donor(s):
Accession Names and Identifiers
489a
Type: Collector identifier

W6 4409
Type: Site identifier
Group: W6
Western Regional Plant Introduction (W6) accession numbers
USDA-ARS, WRPIS

Narrative
Greenhouse increase of 489. (PI 198)
Medicago rigiduloides E. Small
Genus:
Medicago
Section:
Spirocarpos
Subsection:
Pachyspireae
Family:
Fabaceae (alt. Leguminosae)
Subfamily:
Faboideae
Tribe:
Trifolieae
Nomen number:

413160
Place of publication:

Canad. J. Bot. 68:2614. 1990
Verified:
04/06/1999 by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Invalid Designation(s)
Medicago rigidula auct. Asian
Common names
Annotations
Other Links
Actions
Pathogens
Vouchers
Citations
  • Small, E., B. Brooke, & E. J. Crawford. 1990. Intercontinental differentiation in Medicago rigidula. Canad. J. Bot. 68:2607-2613. Note: Shows a drawing of the 1-5 codes used for spine curvature. Number of accessions cited: 311
  • Small, E., B. Brooke, & E. J. Crawford. 1990. Intercontinental differentiation in Medicago rigidula. Canad. J. Bot. 68:2607-2613. Note: Shows a picture of pollen shapes. Number of accessions cited: 311
  • Small, E. 1990. Medicago rigiduloides, a new species segregated from M. rigidula. Canad. J. Bot. 68:2614-2617. Note: Shows a good drawing of a Medicago rigiduloides pod. Number of accessions cited: 305
Pedigree

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
MORPHOLOGYSeed weight 100Weight of 100 seeds in grams.0.5 MEDIC.SEEDWEIGHT.WRPISPI 534235 91i SD
MORPHOLOGYPollen ShapeTaxonomy based on pollen shapeTRI - Triangular-pyramidal shaped pollen - Medicago rigiduloides type MEDIC.TAXONOMY.98.GROOSEPI 534235 91i SD
MORPHOLOGYSpine CurvatureSpine curvature according to Small et al., 19901 - No curves3MEDIC.SPINECURVE.98.GROOSEPI 534235 91i SD
MORPHOLOGYNodulation percentageNodulation percentage0 MEDIC.NODULATION.00.GRAVESPI 534235 91i SD
MORPHOLOGYPod TightnessPod TightnessTP - Tight Pods MEDIC.PODTIGHT.00.GRAVESPI 534235 91i SD
MORPHOLOGYFruit coil numberNumber of fruit coils per plant5.405MEDIC.COILS.98.GROOSEPI 534235 91i SD
PHENOLOGYDays to flowerDays from seeding to first open flower96 MEDIC.DAYSFLOWER.92.BAUCHANPI 534235 91i SD