Crataegus aestivalis (Walter) Torr. & A.Gray Fl. N. Amer. 1: 468 (1840)

Nomenclatural References

• literature : Fl. N. Amer. (Torr. & A. Gray) 1(3): 468. 1840 [Jun 1840] BHL link from IPNI metadata.
• 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.
• person : Thomas Walter (1740-1789) Based on occurrence of standard abbreviation 'Walter' in the authors string.
• database : IPNI record: 294558-2
• database : The Plant List v1.1 record rjp-4930
• database : The Plant List version 1.0, record: rjp-4930