Details for: APG 43072, Medicago sativa L. subsp. caerulea (Less. ex Ledeb.) Schmalh., PGR 2476

Summary Data

Taxonomy:

Medicago sativa L. subsp. caerulea (Less. ex Ledeb.) Schmalh.

Top Name:

PGR 2476

Origin:

Donated – Russian Federation

Maintained:

Australian Pastures Genebank

Received by APG:

12 May 2005

Improvement Status:

Uncertain

Form Received:

Seed

Backup Location:

Svalbard Global Seed Vault

Availability

Form	Quantity	Note	Inventory	Cart
Seed	200 count		BASE 43072 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 2476

Origin:

Donated – Russian Federation

Maintained:

Australian Pastures Genebank

Received by APG:

12 May 2005

Improvement Status:

Uncertain

Form Received:

Seed

Source History

Donated

12 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 43072

Type: Donor identifier

Group: SA

South Australian Genetic Resource Centre

PGR 2476

Type: Institute identifier

PI 299046

Type: Donor identifier

Group: PI

Plant Introduction

ALP 1.5

Type: Priority Score

Narrative

2n=16. (Plant Inventory Vol. No. 172) Accession studied in: Irwin, J. A. G. and D. P. Maxwell. 1080. Resistance of Medicago Species Accessions to Phytophthora megasperma F. sp. medicaginis. Plant Disease 64:396-397. Donated 09-Jul-1964 by University of Minnesota, United States.

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 –

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.

Annotations

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study
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)	56	SA Regen 2005-06 Lucerne
GROWTH	Summer Forage Yield	January; visual score (/100) relative to standard check (SARDI 7 Series 2)	44	SA Regen 2005-06 Lucerne
GROWTH	Habit Angle	Measured autumn stem length (A) and stem height (B) from the ground. a= SIN (B/A)	35	SA Regen 2005-06 Lucerne
GROWTH	Growth Habit	Visual assessment taken at same time as autumn plant height and summer stem length	P - 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	10	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)	0.1	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	2	SA Regen 2005-06 Lucerne
MORPHOLOGY	1000 Seed Weight	Weight of 1000 seeds in grams	0.87	SA Regen 2005-06 Lucerne
MORPHOLOGY	Creeping Rooted	Creeping Root Habit. The presence or absence of plants on developing stem buds on lateral roots.	Yes	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)	3 - Upper Glaborous Lower Dense	SA Regen 2005-06 Lucerne
MORPHOLOGY	Number of Nodes	Number of nodes on a representative 3 stems	13	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	2.17	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.	2.3	SA Regen 2005-06 Lucerne
MORPHOLOGY	Leaf Area	Leaf area (cm2) calculated by multiplying leaf length and width	2.39	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	2	SA Regen 2005-06 Lucerne
MORPHOLOGY	Seeds per Pod	The mean number of seeds produced from 100 pods	3.4	SA Regen 2005-06 Lucerne
MORPHOLOGY	Crown Size	The width of the crown (cm) on 5 representative plants measured using electronic callipers	6.58	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
MORPHOLOGY	LEAF SHAPE	LEAF SHAPE		SA Regen 2005-06 Lucerne
MORPHOLOGY	LEAF WIDTH	LEAF WIDTH	991	SA Regen 2005-06 Lucerne