Fig. 1From: Long-insert sequence capture detects high copy numbers in a defence-related beta-glucosidase gene βglu-1 with large variations in white spruce but not Norway spruceThe localities of provenances (circles) of (a) P. abies and (b) P. glauca. For P. abies, the green polygon shows its native distribution, and the blue polygon shows its introduced and naturalised distribution. For P. glauca, the orange polygon shows its native distribution. Species distribution maps are obtained from [41] and [42] respectivelyBack to article page