Uva-ursi: Answers to key questions in Budd's Flora and Flora of Alberta leading to this species. 

	branchlets puberulent or pubescent; NOT [branchlets glabrous]
	leaves evergreen; NOT [leaves deciduous or marcescent]
	leaves leathery; NOT [leaves thin]
	leaves 1-3 cm long; NOT [leaves 2-5 cm long]
	leaves entire; NOT [leaves crenate-serrate or serrulate]
	leaves NOT conspicuously veiny, leaves NOT strongly reticulate below
	drupe dry and mealy; NOT [drupe juicy]

Arctostaphylos: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus.

	stems prostrate to decumbent or creeping; NOT [stems erect]
	branches and leaves NOT scaly
	branches and leaves NOT scurfy
	leaves alternate; NOT [leaves opposite]
	leaves leathery
	leaves usually less than 2 cm long; NOT [leaves 2-6 cm long]
	leaves elliptic or obovate
	leaves NOT rusty-tomentose beneath
	leaves NOT resinous-dotted beneath
	flowers terminal; NOT [flowers axillary]
	flowers in clusters; NOT [flowers solitary]
	flowers smaller than 1-2 cm across
	calyx NOT [accrescent and fleshy in fruit]
	petals more or less united; NOT [petals free]
	ovary superior; NOT [ovary inferior]
	fruit fleshy; NOT [fruit a dry capsule]

Ericaceae: Answers to key questions in Budd's Flora leading to this family. 

	shrubs or trees; NOT [herbs]
	leaves alternate; NOT [leaves opposite or whorled]
	flowers NOT in heads
	flowers with two floral rings, but with the petals wholly or partly united forming a tube or bell
	ovary superior; NOT [ovary inferior]
	fruit many-seeded; NOT [fruit 1-seeded]