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Snapshots

  1. White Avens (Geum canadense)

    Snapshot Title: White Avens (Geum canadense)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    White avens is a native herb to Pennsylvania. It is identifiable by either its five-petaled flowers or its spiky seed balls. White avens accounts for 1% of all plants in the sampling plots at Wingfiel...



  2. American Water Horehound (Lycopus americanus)

    Snapshot Title: American Water Horehound (Lycopus americanus)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    American water horehound is a native herb to Pennsylvania. Its leaves are deeply serrated and has small white flowers. In 2010, it accounted for 8% of all plants in sampling plots at Wingfield Pines. ...



  3. Curly Dock (Rumex crispus)

    Snapshot Title: Curly Dock (Rumex crispus)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    Curly dock is an invasive species in Pennsylvania. It is identifiable by its curled leaves and seeds that are divided by three membranes. In the summer, the herb dries out producing 3-5 foot brown sta...



  4. Purple Loosestrife (Lythrum salicaria)

    Snapshot Title: Purple Loosestrife (Lythrum salicaria)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    Purple loosestrife is an invasive species in Pennsylvania, commonly inhabiting wetlands. Its aggressive seed production of 2 million seeds per plant allows this herb to outcompete native herbs for spa...



  5. Sedge (Carex spp.)

    Snapshot Title: Sedge (Carex spp.)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    The grass-like leaves in the background is a sedge. Sedges may look like grass but the stem of a sedge is triangular and the stem of grass is round. If you zoom in closer to the top of the picture you...



  6. Crownvetch (Securigera varia)

    Snapshot Title: Crownvetch (Securigera varia)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    Crownvetch is an invasive species in Pennsylvania. Often seen along roadsides and parking lots, crownvetch is a low-growing vine with pink or white flower heads. Its deep, tenacious roots allow it to ...



  7. Creeping Jenny (Lysimachia nummularia)

    Snapshot Title: Creeping Jenny (Lysimachia nummularia)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    Creeping jenny is an invasive species in Pennsylvania. The herb spreads across the ground in such high density if left unchecked that it can prevent the growth of native plants. It is identifiable by ...



  8. Reed Canarygrass (Phalaris arundinacea)

    Snapshot Title: Reed Canarygrass (Phalaris arundinacea)
    Taken by: Matthew Opdyke

    Image: Wingfield Pines: Herbaceous Plant Survey
    Image Owner: Matthew Opdyke



    Description:

    Reed canarygrass is a native grass to Pennsylvania but it has the potential to outcompete smaller herbs in wetland habitats, and in some areas of the United States it is labeled as an invasive species...