It's winter. Mostly. The plants are dormant but there's no snow to brighten the ground. With temperatures in the 40's and overcast skies the landscape is brown in Pittsburgh.
But what is this? A spot of green on this last day of 2011. What plants are braving the cold in Schenley Park?
Two alien invasives:
... and Garlic mustard.
Perhaps it's not wintry enough for them.
(photos by Kate St. John)