Lactuca elongata var. longifolia (Michx.) Torr. & A.Gray Fl. N. Amer. 2: 496 (1843)

Nomenclatural References

• literature : Fl. N. Amer. (Torr. & A. Gray) 2: 496. 1843 [Feb 1843] BHL link from IPNI metadata.
• person : André Michaux (1746-1802) Based on occurrence of standard abbreviation 'Michx.' in the authors string.
• person : Asa Gray (1810-1888) Based on occurrence of standard abbreviation 'A.Gray' in the authors string.
• person : John Torrey (1796-1873) Based on occurrence of standard abbreviation 'Torr.' in the authors string.
• database : IPNI record: 134534-2