General Research Observations
Occurrence ID (GUID): dc585abf-ae1a-4691-8dd5-aa776584c1b0
Taxon: Brassica nigra (L.) W. D. J. Koch
Family: Brassicaceae
Collector: Sue Carnahan   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 Species: 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
Author: Sue Carnahan
Author: Sue Carnahan
Record ID: dc585abf-ae1a-4691-8dd5-aa776584c1b0
For additional information on this specimen, please contact: SEINet Administrator (
No comments have been submitted
New Comment
Login to leave a comment.