What is the overall description of forest?

The description is dark and gloomy.

Gathering himself quickly up, he stood more erect, like a man taken by surprise in a mood to which he was reluctant to have witnesses. Throwing his eyes anxiously in the direction of the voice, he indistinctly beheld a form under the trees, clad in garments so sombre, and so little relieved from the gray twilight into which the clouded sky and the heavy foliage had darkened the noontide, that he knew not whether it were a woman or a shadow. It may be, that his pathway through life was haunted thus, by a spectre that had stolen out from among his thoughts. ch 17