Макарова, О. А. Фенологический атлас растений / Н. В. Поликарпова, О. А. Макарова ; М-во природ. ресурсов и экологии Рос. Федерации, Федер. гос. бюджет. учреждение «Гос. природ. заповедник «Пасвик» ; [худож.: Хохлов В. А. ; пер.: Кислова О. С.]. - Рязань : Голос губернии, 2016.

Descriptions of principal plant phenophases 225 Sinel'nikova N. V. and Pakhomov M. N. (2015): End of leaf fa ll is ob served when nearly all the monitored plants have shed all leaves. In coniferous plants the event is recorded when all yellow needles have been shed from lower parts of shoots. Winter annual plants in the end of the growing season change leaf color to autumn-winter hues. Siberian juniper and dwarf Siberian pine needles get covered in waxy bloom, leaves of dwarf Labrador tea, small cranberry, crowberry ‘fold’ and turn reddish brown. Perennial herbs that retain all or part of the leaves through the winter acquire anthocyanin tint. Full leaf coloration in rowan - one of the brightestphases in the end of the growing season