Observaciones de wdvanhem

On calcareous soil and a variety of mosses.

Not collected.

On calcareous sand and gravel with Peltigera sp.

WDV 570

On calcareous sand and gravel with Cladonia sp.

Soredia and isidia absent; upper surface totally glabrous; lower surface with distinct brown veins and very long rhizines (>5 mm).

WDV 569

Porose crust on cut end of a conifer log (could be pine or spruce - both are planted here).

WDV 568

On an exposed tree root at the bottom of a north-facing slope.

I collected a small piece.

WDV 567

On a heavily decayed stump. In mixed woods, so could be anything - conifer or hardwood.

WDV 566

On a fallen ash branch.

WDV 565

Tentatively identified as A. howellii canadensis based on:

• single-nerved, adaxially dark green, glabrous basal leaves
• upper cauline leaves with flags;
• phyllaries white-brown distally.