General Research Observations
Taxon: Lactuca serriola L.
Family: Asteraceae
Collector: Sue Carnahan   2501   
Date: 2017-05-07
Locality: Mexico, Sonora, Guaymas, San Carlos, drainage channel along Calle Mercurio, S of San Carlos Country Club, between Blvr Beltrones and beach.
27.95654  -111.04208  WGS84
Elevation: 4 meters (13ft)
Habitat: Concrete-lined drainage channel leading to shore.
Associated Species: Prosopis glandulosa, Parkinsonia aculeata, Washingtonia, Leucaena leucocephala, Tamarix chinensis, Cyperus elegans, Heliotropium curassavicum, Rumex, Cynodon dactylon, Melilotus indica, Sesuvium portulacastrum, Lactuca serriola, Solanum lycopersicum, Eclipta prostrata.
Description: Robust annual forb, to 1.9 m tall, locally common; stems whitish, sap milky; faded flowers pink.
Occurrence Remarks: Duplicates to ARIZ, USON.
Specimen Images
Record Id: 04615fda-5175-4539-b16a-7988b22e2cc4
Occurrence ID (GUID): 04615fda-5175-4539-b16a-7988b22e2cc4
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