## Not run:
# nsr("Pinus ponderosa", "United States")
# nsr(c("Pinus ponderosa", "Poa annua"), "United States")
# splist <- c("Pinus ponderosa", "Poa annua", "bromus tectorum", "Ailanthus altissima")
# nsr(splist, country = "United States")
#
# # curl options
# library("httr")
# nsr("Pinus ponderosa", "United States", config = verbose())
# ## End(Not run)
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