Type collections of the section of Caucasus
Crataegus pseudoheterophylla Pojark.
A.I.Pojarkova, Plants of Armenia, Distr. Erivan, Erivan district, vicinity of Gekhart monastery, stony slope with shrubberies, 11.X.1936, coll. A.J.Pojarkova, No 793
The label is printed, with the collection locality and the date written by hand.
Raenko L.M., Cherneva O.V., 2005