Publication: Ann. Lyceum Nat. Hist. New York 2: 237.
selected vouchers: Not at WTU; WS?
Notes: H&C do not show this species occurring in WA, and there are no vouchers at WTU of this species from WA; PLANTS database shows this species occurring in WA based on based on report in Gleason, 1963. This species is considered excluded until vouchers can be located indicating that it occurred in WA at some point.