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

	plants perennial; NOT [plants annual]
	lower leaves 5 mm wide or less; NOT [lower leaves 5-8 mm wide]
	lower leaves narrowly oblanceolate; NOT [lower leaves obovate-spatulate or broadly oblanceolate]
	cymes in a raceme
	corolla 6-8 mm wide; NOT [corolla 7-11 mm wide]
	nutlets 2-3 mm long; NOT [nutlets 3-4 mm long]

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

	plants of dry habitats; NOT [plants of moist habitats]
	plants usually rough-hairy; NOT [plants glabrous]
	stem mostly 1-4 dm tall; NOT [stem mostly 5-10 dm tall]
	leaves alternate; NOT [leaves opposite or in whorls of 3]
	leaves oblanceolate to spatulate; NOT [leaves linear to lanceolate] (BF)
	leaves linear to oblanceolate; NOT [leaves lanceolate to oblong-elliptic] (BF)
	flowers several-many; NOT [flowers mostly solitary (2-4)]
	flowers in non-leafy cymes, with or without small bracts; NOT [flowers in leafy cymes], NOT [flowers axillary]
	flower not drooping, the pedicels erect or ascending; NOT [flowers drooping, the pedicels recurved]
	flowers usually less than 1 cm across
	corolla 2-8 mm long; NOT [corolla 12-18 mm long]
	corolla white
	ovary deeply 4-lobed, the style arising between the lobes; NOT [ovary grooved, the style arising from the top]
	nutlets with no prickles
	nutlets with a ventral groove or slit; NOT [nutlets keeled on the ventral surface, without a groove]

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

	herbs; NOT [shrubs or trees]
	plants green or with some chlorophyll; NOT [plants parasitic or saprophytic, without chlorophyll]
	plants without milky juice
	plants not twining
	plants not in heads or spikes; NOT [flowers in long or short spikes], NOT [flowers in heads or in form resembling a head]
	inflorescence usually scorpioid
	flowers with two floral rings
	petals wholly or partly united forming a tube or bell
	corolla regular; NOT [corolla irregular]
	stamens 4 or 5; NOT [stamens 8 or 10]
	stamens alternating with corolla lobes, or twice their number; NOT [stamens directly in front of corolla lobes]
	ovary superior; NOT [ovary inferior]
	style from center of lobes of ovary; NOT [style terminal]
	fruit with 4 nutlets; NOT [fruit a berry or capsule]