blue berries

Oregon Grape Mahonia aquifolium sketchbook study showing yellow flowers and spreading habit of the branches, with holly-like leaves

Juniper Juniperus communis sprig and clustered berries

Juniper Juniperus communis tree showing typical habit and form

Mile a minute weed Asiatic tearthumb Polygonum perfoliatum showing the distinctive blue berries and the pale green leaves.  Stems have sharp spines.