Dilijan National Park among four juniper species occurring in the national park. There are well conserved juniper stands on the rocky slopes of Mount Abeghakhar in the basin of the River Aghstev. The forests in the national park are rich in fruit trees and bushes such as oriental apple – "Malus orientalis", walnut - "Juglans regia", cornel - "Cornus mas", plum - "Prunus" spp., blackthorn - "Prunus spinosa", pear - "Pyrus communis" subsp. "caucasica", gooseberry - "Grossularia reclinata" ("Ribes reclinatum"), medlar - "Mespilus germanica", common hazelnut - "Corylus avellana" (see also Hazelnut Reservation), various species of Blackcurrant - "Ribes" spp., and hawthorn -
Aralia spinosa fruit. The fruit was used in many of the natives' foods. The women would take the flowers and put them in their hair because of the lemony smell. The flowers could also be traded for money. In the past, botanists attributed occurrences of "Aralia" north of Maryland and Delaware in the Middle Atlantic states to introductions of "Aralia spinosa" from areas to the south. However some of these occurrences are now known to be of "Aralia elata" (Japanese Angelica-tree), a related Asian species that is invasive in the area. "A. spinosa" and "A. elata" are difficult to distinguish in the