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Details for: APG 6751,
Medicago sativa
L. subsp.
caerulea
(Less. ex Ledeb.) Schmalh., PGR 2486 CN 31322
Summary
Passport
Taxonomy
Other
Pedigree
IPR
Observation
Summary Data
Taxonomy:
Medicago sativa
L. subsp.
caerulea
(Less. ex Ledeb.) Schmalh.
Top Name:
PGR 2486 CN 31322
Origin:
Collected – Russian Federation
Maintained:
Australian Pastures Genebank
Received by APG:
13 May 2005
Improvement Status:
Uncertain
Form Received:
Seed
Backup Location:
Svalbard Global Seed Vault
Availability
Form
Quantity
Note
Inventory
Cart
Seed
200 count
BASE 6751 2006___1_____ SD
There are no images for this accession.
Core Passport Data
Taxonomy:
Medicago sativa
L. subsp.
caerulea
(Less. ex Ledeb.) Schmalh.
Top Name:
PGR 2486 CN 31322
Origin:
Collected – Russian Federation
Maintained:
Australian Pastures Genebank
Received by APG:
13 May 2005
Improvement Status:
Uncertain
Form Received:
Seed
Source History
Collected
02 February 1968.
Russian Federation
Collector(s):
Skrdla, W H Department Of Agriculture United States
Donated
13 May 2005.
Russian Federation
Donator(s):
Stout, David M
01 July 2014.
Australia
Donator(s):
South Australian Research and Development Institute
Accession Names and Identifiers
SA 6751
Type: Donor identifier
Group: SA
South Australian Genetic Resource Centre
PGR 2486 CN 31322
Type: Institute identifier
S-269
Type: Collector identifier
PI 325381
Type: Donor identifier
Group: PI
Plant Introduction
ALP 1.5
Type: Priority Score
Narrative
Collector obtained material from Stavropol Botanic Garden..
Group Note
Medicago sativa
L. subsp.
caerulea
(Less. ex Ledeb.) Schmalh.
Genus:
Medicago
Section:
Medicago
Family:
Fabaceae
(alt. Leguminosae)
Subfamily:
Faboideae
Tribe:
Trifolieae
Nomen number:
104921
Place of publication:
Fl. sred. juz. ross. 1:226. 1895
Verified:
05/22/1987
by ARS Systematic Botanists.
Common names
English
blue alfalfa –
Reference(s)
Other conspecific taxa
Medicago sativa
L.
(561 active accession[s])
Medicago sativa
L. nothosubsp.
tunetana
Murb.
(12 active accession[s])
Medicago sativa
L. nothosubsp.
varia
(Martyn) Arcang.
(370 active accession[s])
Medicago sativa
L. subsp.
falcata
(L.) Arcang.
(261 active accession[s])
Medicago sativa
L. subsp.
falcata
(L.) Arcang. var.
falcata
(L.) Doll
(0 active accession[s])
Medicago sativa
L. subsp.
falcata
(L.) Arcang. var.
viscosa
(Rchb.) Posp.
(2 active accession[s])
Medicago sativa
L. subsp.
glomerata
(Balb.) Rouy
(30 active accession[s])
Medicago sativa
L. subsp.
sativa
(1687 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Medicago caerulea
Less. ex Ledeb.
Heterotypic Synonym(s)
Medicago hemicoerulea
Sinskaya
Medicago sativa
L. subsp.
microcarpa
Urb.
Name
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Observations
Phenotype Data
Category
Descriptor
Description
Value
Study
Inventory
Availability
GROWTH
Spring Forage Yield
November; visual score (/100) relative to standard check (SARDI 7 Series 2) six weeks after first cut. (SARDI 7 Series 2 = 70)
38
SA Regen 2005-06 Lucerne
GROWTH
Summer Forage Yield
January; visual score (/100) relative to standard check (SARDI 7 Series 2)
23
SA Regen 2005-06 Lucerne
GROWTH
Habit Angle
Measured autumn stem length (A) and stem height (B) from the ground. a= SIN (B/A)
41
SA Regen 2005-06 Lucerne
GROWTH
Growth Habit
Visual assessment taken at same time as autumn plant height and summer stem length
SP - Semi Prostrate
SA Regen 2005-06 Lucerne
GROWTH
Winter Forage Yield
Quantiative measurment of winter forage yield (g per plant)
1
SA Regen 2005-06 Lucerne
GROWTH
Internode length
Internode length assessed between the 4th and 5th internode from base
SA Regen 2005-06 Lucerne
GROWTH
Regrowth
Recovery rate. The stem length from a representative plant measuredwith a ruler in cm, two weeks after the spring cutting
3
SA Regen 2005-06 Lucerne
GROWTH
Autumn Forage Yield
Visual estimation of autumn forage yield, relative to Winter Activity Class 7 variety (100)
1
SA Regen 2005-06 Lucerne
MORPHOLOGY
Winter Activity
Calculated using correlation between existing winter activity controls and stem height measured 6 weeks after equinox ( cut 2 weeks after equinox)
0.5
SA Regen 2005-06 Lucerne
MORPHOLOGY
Floret Colour
Visual classification of flower colour as per Alfalfa colour book 424
SA Regen 2005-06 Lucerne
MORPHOLOGY
Pod Coiling
The number of coils in a pod counted
1
SA Regen 2005-06 Lucerne
MORPHOLOGY
1000 Seed Weight
Weight of 1000 seeds in grams
0.676
SA Regen 2005-06 Lucerne
MORPHOLOGY
Creeping Rooted
Creeping Root Habit. The presence or absence of plants on developing stem buds on lateral roots.
No
SA Regen 2005-06 Lucerne
MORPHOLOGY
Leaf Color
Leaf Color
SA Regen 2005-06 Lucerne
MORPHOLOGY
Stem Hair
Relative hairiness of the stem
SA Regen 2005-06 Lucerne
MORPHOLOGY
Stem Thickness
Relative stem thickness
SA Regen 2005-06 Lucerne
MORPHOLOGY
Leaf Hairs
Leaf surface hairiness (at 5th-8th leaf stage)
6 - Upper Sparse Lower Dense
SA Regen 2005-06 Lucerne
MORPHOLOGY
Number of Nodes
Number of nodes on a representative 3 stems
17
SA Regen 2005-06 Lucerne
MORPHOLOGY
Leaf to stem ratio
Ratio of leaf relative to stem of 10 representative stems, which are hand cut, seperated and oven dried
1.91
SA Regen 2005-06 Lucerne
MORPHOLOGY
Leaf Length
Leaf length (cm) measured using electronic callipers. Measurement will be taken on the forth leaflet from the top on 3 random branches from a representative plant. The central leaf will be measured.
1.74
SA Regen 2005-06 Lucerne
MORPHOLOGY
Leaf Width
Leaf width (cm) measured using electronic callipers. Measurement will be taken on the forth leaflet from the top on 3 random branches from a representative plant. The central leaf will be measured.
0.5
SA Regen 2005-06 Lucerne
MORPHOLOGY
Leaf Area
Leaf area (cm2) calculated by multiplying leaf length and width
0.87
SA Regen 2005-06 Lucerne
MORPHOLOGY
Leaf Shape
Leaf shape will be recorded at the same time and location on the plant as leaf size
3 - Obcordate
SA Regen 2005-06 Lucerne
MORPHOLOGY
Crown bud number
The number of buds emanating from the crown is counted 2 weeks after the October 4th cut in Year 2
5
SA Regen 2005-06 Lucerne
MORPHOLOGY
Seeds per Pod
The mean number of seeds produced from 100 pods
3.7
SA Regen 2005-06 Lucerne
MORPHOLOGY
Crown Size
The width of the crown (cm) on 5 representative plants measured using electronic callipers
4.81
SA Regen 2005-06 Lucerne
MORPHOLOGY
Crown Position
The position of the crown in relation to the surface, where 1 Below, 2 Above, 3 Surface
3 - Surface
SA Regen 2005-06 Lucerne
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