Details for: PI 222048, Taeniatherum caput-medusae (L.) Nevski subsp. caput-medusae

Summary Data

Taxonomy:

Taeniatherum caput-medusae (L.) Nevski subsp. caput-medusae

Origin:

Collected – Afghanistan

Maintained:

Western Regional PI Station

Received by NPGS:

12 Nov 1954

PI Assigned:

1954

Improvement Status:

Wild material

Form Received:

Seed

Life Form:

Annual

Life Cycle:

Annual

Backup Location:

National Laboratory for Genetic Resources Preservation

Inventory Volume:

162
View original Plant Inventory data in pdf format

Availability

Form	Quantity	Note	Inventory	Cart
Seed	100 count		PI 222048 71i 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.

Restrictions
Interstate Shipment Prohibited by Federal Seed Act
https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeedsSeedList.pdf, https://www.nwcb.wa.gov/pdfs/prohibitedplants.pdf https://www.nwcb.wa.gov/pdfs/prohibitedplants.pdf

USA – Washington (see http://www.nwcb.wa.gov/printable-noxious-weed-list), Wyoming

Interstate Shipment Restricted by Federal Seed Act
https://www.ams.usda.gov/sites/default/files/media/StateNoxiousWeedsSeedList.pdf

USA – California (as Elymus caput-medusae), Idaho, Oregon (as Elymus caput-medusae)

Class C Noxious Weed
https://www.nwcb.wa.gov/printable-noxious-weed-list

USA – Washington

There are no images for this accession.

Core Passport Data

Taxonomy:

Taeniatherum caput-medusae (L.) Nevski subsp. caput-medusae

Origin:

Collected – Afghanistan

Maintained:

Western Regional PI Station

Received by NPGS:

12 Nov 1954

PI Assigned:

1954

Improvement Status:

Wild material

Form Received:

Seed

Life Form:

Annual

Life Cycle:

Annual

Source History

Collected

Afghanistan
Locality: From 63 miles south of Kabul, north of Pass, Gardez

Collector(s):

Smith, E.E., USDA-ARS

Donated

12 November 1954.
Maryland, United States

Donor(s):

Smith, E.E., USDA-ARS

Accession Names and Identifiers

Narrative

Taeniatherum caput-medusae (L.) Nevski subspp. caput-medusae

Genus:

Taeniatherum

Family:

Poaceae (alt. Gramineae)

Subfamily:

Pooideae

Tribe:

Triticeae

Nomen number:

317718

Verified:

10/01/1992 by ARS Systematic Botanists.

Other conspecific taxa

Taeniatherum caput-medusae (L.) Nevski (7 active accession[s])
Taeniatherum caput-medusae (L.) Nevski subsp. asperum (Simonk.) Melderis (5 active accession[s])
Taeniatherum caput-medusae (L.) Nevski subsp. crinitum (Schreb.) Melderis (30 active accession[s])

Autonyms (not in current use), synonyms and invalid designations

Basionym
Elymus caput-medusae L.

Homotypic Synonym(s)
Cuviera caput-medusae (L.) Koeler
Cuviera caput-medusae (L.) Koeler var. caput-medusae

Common names

Language	Name	Alternate name	note	seq	Citation
English	medusahead-rye			1	Seed Regulatory and Testing Division, Agricultural Marketing Service, U.S.D.A. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act (updated annually).
English	Medusa's-head			1	1961. Webster's third new international dictionary.

Annotations

Nomenclature Name Change: 02 Oct 1992, from Taeniatherum caput-medusae (L.) Nevski to Taeniatherum caput-medusae (L.) Nevski subsp. caput-medusae

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study	Inventory
GROWTH	Aggressive	Aggressiveness (coded)	2 - MEDIUM	GRASS.W6	PI 222048 71i SD
MORPHOLOGY	Leaf number	Relative number of leaves	1 - MANY	GRASS.W6	PI 222048 71i SD
MORPHOLOGY	Leaf Position	Leaf position (coded)	1 - BASAL	GRASS.W6	PI 222048 71i SD
MORPHOLOGY	Root Type	Root type (coded)	2 - BUNCH	GRASS.W6	PI 222048 71i SD
MORPHOLOGY	Stem Habit	Stem growth habit (coded).	1 - ERECT	GRASS.W6	PI 222048 71i SD
MORPHOLOGY	Stem Number	Stem number (coded)	3 - FEW	GRASS.W6	PI 222048 71i SD