Key to Lepraria and Leprocaulon species in Greenland

	Key to the Lepraria and Leprocaulon species in Greenland
	Identification key of 18 species, maximum length – 17 steps

	select one of the choices
	Alectorialic acid present (KC+ red or orange, K+ yellow)
	Alectorialic acid absent (KC– or if + red or orange then K reaction otherwise)

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	Species in the key Lepraria alpina var. alpina \| alpina var. zeorinica \| atlantica \| borealis \| caesiella \| caesioalba var. caesioalba\| caesioalba var. groenlandica \| eburnea \| elobata \| gelida \| jackii \| lobificans \| neglecta \| nivalis \| vouauxii Leprocaulon albicans \| gracilescens \| subalbicans