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General Research Observations (SEINet)
Occurrence ID:
dc585abf-ae1a-4691-8dd5-aa776584c1b0
Taxon:
Brassica nigra
(L.) W. D. J. Koch
Family:
Brassicaceae
Observer:
Sue Carnahan
Number:
4027
Date:
2020-02-28
Additional Collectors:
Curtis Smith
Locality:
Mexico, Sonora, Guaymas, Puente Douglas, W of Empalme, dividing Estero El Rancho from Bahia de Empalme.
27.95546 -110.82833 WGS84
Elevation:
3 meters
Verbatim Elevation:
10 ft
Habitat:
Weedy margin of heavily traveled causeway.
Associated Taxa:
Prosopis glandulosa, Tamarix sp., Bebbia juncea var. aspera, Encelia farinosa, Solanum elaeagnifolium, Salsola tragus, Malva parviflora, Chenopodiastrum murale, Cenchrus ciliaris, Sorghum halepense, Chloris barbata, Avena fatua, Triticum aestivum.
Description:
Robust annual forb, locally common, 50 cm to 1 m tall; stems bristly at base; lower leaves pinnately lobed, upper leaves becoming entire; flowers bright yellow; fruits erect-appressed.
Notes:
Duplicates to ARIZ, DES.
Specimen Images
Author: Sue Carnahan
Open Medium Image
Open Large Image
Author: Sue Carnahan
Open Medium Image
Open Large Image
Author: Sue Carnahan
Open Medium Image
Open Large Image
Usage Rights:
http://creativecommons.org/licenses/by-nc/3.0/
Record ID:
dc585abf-ae1a-4691-8dd5-aa776584c1b0
For additional information about this specimen, please contact: SEINet Administrator (
seinetadmin@asu.edu
)
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