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Details for: PI 231194,
Oryza glaberrima
Steud., 'Ekassa'
Summary
Passport
Taxonomy
Other
Pedigree
IPR
Observation
Summary Data
Taxonomy:
Oryza glaberrima
Steud.
Cultivar:
'Ekassa'
Origin:
Developed – Guinea
Maintained:
National Small Grains Collection
Received by NPGS:
31 Jan 1956
PI Assigned:
1956
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Backup Location:
National Laboratory for Genetic Resources Preservation
Inventory Volume:
164
View original Plant Inventory data in pdf format
Availability
Form
Quantity
Note
Inventory
Cart
Seed
5 gram
PI 231194 OR13PR SD
Images
(3
total. Click on image for more.)
Core Passport Data
Taxonomy:
Oryza glaberrima
Steud.
Cultivar:
'Ekassa'
Origin:
Developed – Guinea
Maintained:
National Small Grains Collection
Received by NPGS:
31 Jan 1956
PI Assigned:
1956
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Source History
Developed
Guinea
Developer(s):
Rice Research Center
Accession Names and Identifiers
'Ekassa'
Type: Cultivar name
Narrative
White grains. Growing season 136 days.
Oryza glaberrima
Steud.
Genus:
Oryza
Section:
Oryza
Subsection:
Oryza
Family:
Poaceae
(alt. Gramineae)
Subfamily:
Oryzoideae
Tribe:
Oryzeae
Subtribe:
Oryzinae
Nomen number:
26062
Place of publication:
Syn. pl. glumac. 1:3. 1853
Protologue link:
https://www.biodiversitylibrary.org/page/44973977
Comment:
valid publication verified from original literature
Verified:
03/30/2009
by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Common names
Language
Name
Alternate name
note
seq
Citation
English
African rice
1
Wiersema, J. H. & B. León.
1999.
World economic plants: a standard reference
CRC Press, Boca Raton, FL.
French
riz africain
2
Rehm, S.
1994. Multilingual dictionary of agronomic plants
French
riz de Casamance
2
Rehm, S.
1994. Multilingual dictionary of agronomic plants
German
afrikanischer Reis
2
Rehm, S.
1994. Multilingual dictionary of agronomic plants
Spanish
arroz de Guinea
2
Rehm, S.
1994. Multilingual dictionary of agronomic plants
Swedish
afrikanskt ris
2
Aldén, B., S. Ryman, & M. Hjertson.
2012.
Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinese
guang fu dao
2
Wu Zheng-yi & P. H. Raven et al., eds.
1994-.
Flora of China (English edition).
Name
References
Annotations
Other Links
Actions
Pathogens
Vouchers
Citations
Agrama, H. A. & G. C. Eizenga.
2008. Molecular diversity and genome-wide linkage disequilibrium patterns in a worldwide collection of Oryza sativa and its wild relatives. Euphytica 160:339-355.
DOI:
10.1007/s10681-007-9535-y
.
Note:
Netherlands journal of plant breeding
Number of accessions cited:
141
Eizenga, G. C. et al.
2009. Exploring genetic diversity and potential novel disease resistance genes in a collection of rice (Oryza spp.) wild relatives. Genet. Resources Crop Evol. 56:65-76.
Number of accessions cited:
26
Pedigree
Material Transfer Agreement
Observations
Phenotype Data
Category
Descriptor
Description
Value
Sample Size
Study
Inventory
Availability
CHEMICAL
Amylose
Percent amylose of milled rice.
24
RICE.LAB.STUTTGART.13
PI 231194 OR95AR SD
Not Available
CHEMICAL
Alkali/Spreading Value
Alkali/Spreading value
5.5
RICE.LAB.STUTTGART.13
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Grain Type
Grain Type, classes according to USDA grading standards for brown rice.
2 - MEDIUM-GRAIN (AVG. LENGTH: 5.51 - 6.60 mm) (AVG. LENGTH/WIDTH RATIO: 2.1 - 3.0)
RICE.LAB.STUTTGART.13
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Hull Color
Hull color (Lemma and Palea) when terminal spikelets are ripened
3 - GOLD, LIGHT OR DEEP
RICE.LAB.ABERDEEN.03
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Hull Cover
Pubescence of lemma or palea
1 - GLABROUS (SMOOTH)
RICE.LAB.ABERDEEN.03
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Sterile Lemma Color
Color of sterile lemma - often called outer glumes or bracts at the base of the spikelet.
1 - STRAW (YELLOW)
RICE.LAB.ABERDEEN.03
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Bran Color
Color of seed coat (bran/pericarp) when fully mature and dry.
2 - LIGHT BROWN
RICE.LAB.ABERDEEN.96
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Length of Kernel
Length of kernel in millimeters for brown (dehulled) rice.
6.1
RICE.LAB.STUTTGART.13
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Width of Kernel
Width of kernel in millimeters for brown (dehulled) rice.
2.6
RICE.LAB.STUTTGART.13
PI 231194 OR95AR SD
Not Available
MORPHOLOGY
Kernel Length/Width Ratio
Length/Width ratio for brown (dehulled) rice
2.4
RICE.LAB.STUTTGART.13
PI 231194 OR95AR SD
Not Available
PRODUCTION
1000 Kernel Weight-Brown
Thousand kernel weight of brown rice, based on a count of 100 or more. Expressed in grams.
20.31
RICE.LAB.STUTTGART.13
PI 231194 OR95AR SD
Not Available
STRESS
Allelopathy - Ducksalad
Exhibits allelopathic activity to ducksalad with radius of reduced weed growth greater than 10 centimeters.
N - None
RICE.DUCKSALAD.STUTTGART
PI 231194 OR95AR SD
Not Available