Key to Allocetraria

	Key to Allocetraria species
	Identification key of 10 species, maximum length – 10 steps

	select one of the choices
	Medulla yellow to orange (hybocarpone); pycnidia emergent
	Medulla white; pycnidia immersed or very slightly emergent

	current step: 5; previous step: 4 go back

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	Species in the key ambigua \| denticulata \| endochrysea \| flavonigrescens \| globulans \| isidiigera \| madreporiformis \| oakesiana \| sinensis \| stracheyi