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Details for: APG 58458, Urochloa decumbens (Stapf) R. D. Webster, RWS 204


Summary Data
Taxonomy:
Urochloa decumbens (Stapf) R. D. Webster
Top Name:
RWS 204
Origin:
Collected – Tanzania
Received by APG:
01 Oct 1972
Improvement Status:
Wild material
Form Received:
Seed
Backup Location:
Svalbard Global Seed Vault
Availability
FormQuantityNoteInventoryCart
Seed100 countBASE 58458 2017___2_____ SD
 
There are no images for this accession.

Core Passport Data
Taxonomy:
Urochloa decumbens (Stapf) R. D. Webster
Top Name:
RWS 204
Origin:
Collected – Tanzania
Received by APG:
01 Oct 1972
Improvement Status:
Wild material
Form Received:
Seed
Source History
Collected
21 December 1971. 
Locality: 75km E. BIHARAMULO ON GEITA RD.
Aspect: West; Coll Source: Wild; Propagule: Seed; Slope: Gently Rolling; Soil Drainage: Moist; Soil_Texture: Sandy Loam; Rainfall: 1025; Notes: Woodland Forest Margin

21 December 1971.  Tanzania
Coordinates: -3.0300, 31.9500 (Map it)
Elevation: 1213m.

Collector(s):
Donated
01 October 1972.  Tanzania

Donator(s):
08 September 2015.  Australia

Donator(s):
Accession Names and Identifiers
RWS 204
Type: Collector identifier

AusTRCF 59614
Type: Donor identifier
Group: AusTRCF
Austraian Tropical Forage

CPI 59614
Type: Institute identifier
Group: CPI
Commonwealth Plant Introduction

ALP 1.2
Type: Priority Score

Narrative
Group Note
Urochloa decumbens (Stapf) R. D. Webster
Genus:
Urochloa
Family:
Poaceae (alt. Gramineae)
Subfamily:
Panicoideae
Tribe:
Paniceae
Subtribe:
Melinidinae
Nomen number:

401368
Place of publication:

Austral. Paniceae 234. 1987
Verified:
03/06/1995 by ARS Systematic Botanists.
Common names
English
Basilisk signal grass –
signal grass –
Surinam grass –
German
Surinamgras –
Portuguese
braquiária –
Spanish
pasto alambre –
zacate Surinam –
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Basionym
Brachiaria decumbens Stapf

Annotations
Other Links
Actions
Pathogens
Vouchers
Citations
Pedigree
Intellectual Property Rights
FAO Standard Material Transfer Agreement (SMTA).

Observations

Phenotype Data

CategoryDescriptorDescriptionValueStudyInventoryAvailability
GROWTHGrowth habitDominant growth habitD - Initially erect, but later cascading growthAPG QLD Regen 2016-17 Brachiaria Urochloa  
GROWTHMode of spreadDominant mode of spread (at 1st flower)S - Strongly stoloniferousAPG QLD Regen 2016-17 Brachiaria Urochloa  
MORPHOLOGYLeaf hairsLeaf surface hairiness, fully expanded leaves (at 1st flower)4 - Dense hairsAPG QLD Regen 2016-17 Brachiaria Urochloa  
MORPHOLOGYLeaf sheath hairsLeaf sheath surface hairiness, fully expanded leaves (at 1st flower)4 - Dense hairsAPG QLD Regen 2016-17 Brachiaria Urochloa  
MORPHOLOGYLeaf colour (dominant)Dominant leaf colour 4-6 nodes from branch tip (at 1st flower)dark greenAPG QLD Regen 2016-17 Brachiaria Urochloa  
MORPHOLOGYCulm colour (dominant)Dominant culm colour (10-20 days after 1st flower)dark greenAPG QLD Regen 2016-17 Brachiaria Urochloa  
MORPHOLOGY1000 Seed WeightWeight of 1000 seeds in grams4.7619APG QLD Regen 2016-17 Brachiaria Urochloa  
MORPHOLOGYMaximum leaf lengthMaximum leaf size of fully expanded leaves (at first flower)4 - 20.0-39.9 cmAPG QLD Regen 2016-17 Brachiaria Urochloa  
OTHERwet down dateDate seeds were first wetted for germination (in laboratory)25/10/2016 12:00:00 AMAPG QLD Regen 2016-17 Brachiaria Urochloa  
PHENOLOGYDays to First FlowerDays from wetting up to start of flowering phase86APG QLD Regen 2016-17 Brachiaria Urochloa  
PHENOLOGYMinimum canopy heightMinimum canopy (foliage) height (cm) (without support) (30-50 days after 1st flower) 35APG QLD Regen 2016-17 Brachiaria Urochloa  
PHENOLOGYMaximum canopy heightMaximum canopy (foliage) height (cm) (without support) (30-50 days after 1st flower) 70APG QLD Regen 2016-17 Brachiaria Urochloa  
PHENOLOGYMinimum seedhead heightMinimum flower (foliage) height (cm) (30-50 days after 1st flower) 50APG QLD Regen 2016-17 Brachiaria Urochloa  
PHENOLOGYMaximum seeedhead heightMaximum flower (foliage) height (cm) (30-50 days after 1st flower) 90APG QLD Regen 2016-17 Brachiaria Urochloa  
PHENOLOGYLeafiness rating - principalEstimate of leaf vs non-leaf material compared to principal (30-50 days after 1st flower)3 - Greater than comparatorAPG QLD Regen 2016-17 Brachiaria Urochloa  
PHENOLOGYLeafiness rating - subsidiaryEstimate of leaf vs non-leaf material compared to subsidiary (30-50 days after 1str flower)2 - Similar to comparatorAPG QLD Regen 2016-17 Brachiaria Urochloa  
PRODUCTIONFlowering and seed setEstimate of seed production capacity5 - Dense flowering, ready seed set (few empty florets)APG QLD Regen 2016-17 Brachiaria Urochloa  


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