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Photos / Sounds

What

American Elm (Ulmus americana)

Observer

aseglias

Date

May 31, 2015

Description

Woody tree (~30' tall). Bark is grey, and slightly rough on the main trunk; smoother on the branches. Alternate leaves; asymmetrical leaf base; ovate; doubly serrated along margins; upper surface is medium green and usually smooth; lower surface is pale green with tufts of white hair in the axils of the major veins.

Photos / Sounds

What

Purple Meadow-Rue (Thalictrum dasycarpum)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~4' tall); branching near the top. Stems are greenish purple and glabrous. Alternate ternately compound leaves (up to 2' long and across). Each leaflet is about 2" long and across; oblong-ovate; entire margins; some have 2-3 lobes. Panicle of white flower buds at the top. Branches of the panicle are purplish to green.

Photos / Sounds

What

Tall Dock (Rumex altissimus)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~4' tall). Central stem is green, round and glabrous. Alternate leaves (up to 10" long) near the bottom; lanceolate in shape with short petioles; entire margins; glabrous. Inflorescence at the top if the stem (~1' long); dense whorls of small yellowish green fruits; tripartite achenes (~1/8" long); 3 wings and a tubercle in the center.

Photos / Sounds

What

Black Raspberry (Rubus occidentalis)

Observer

aseglias

Date

May 31, 2015

Description

Arching woody shrub (~5-6' long) with tip reaching ground. Reddish brown central stem with scattered prickles. Alternate trifoliate leaves (~3" long and across); doubly serrate margins; hairs on the lower surface. Cymes of flowers. Each flower is about 0.5" across, with 5 white petals, 5 green sepals, numerous stamens, and multiple green carpels.

Photos / Sounds

What

Allegheny Blackberry (Rubus allegheniensis)

Observer

aseglias

Date

May 31, 2015

Description

Woody shrub (~4' tall). Stems lean over to one side. Brown central stem with green new growth. Alternate trifoliate leaves with long petioles. Raceme of 12-15 flowers with hairs on peduncles and pedicels of inflorescence. Each flower (~1" across) has 5 white petals, 5 green sepals, numberous stamens with yellow anthers, and one pistil.

Photos / Sounds

What

Midwestern Carrionflower (Smilax lasioneura)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~4' tall). Central stem is purplish green and glabrous. Alternate and opposite leaves (~4" long and across); broadly ovate with entire margins. Petioles are purplish green (~2.5" long) and glabrous. Tendrils are present.

Photos / Sounds

What

Canadian Meadow Garlic (Allium canadense)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2' tall). Flower stalks are round and erect. Inflorescence at the top of the stalk (~1" across). Sack-like white covering that tapers to a point on the underside of the inflorescence. Umbel of 6 reddish bulblets inside. White flower buds on long stalks emerging from the bulblets.

Photos / Sounds

What

Canadian Wild Ginger (Asarum canadense)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~3-5" tall). Basal cordate-orbicular leaves (~3" long and 4" across) that are deeply indented at the base with long petioles covered with white hairs; smooth margins. Reddish brown flower (~1" across) on a short stalk covered with white hairs; 3 calyx lobes that are triangular and curl backward; 6 rounded chambers that contain the ovaries.

Photos / Sounds

What

Slender Yellow Woodsorrel (Oxalis dillenii)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~5" tall). Stems are light green and covered with short hairs. Alternate trifoliate leaves; drooping and folded along central veins. Flowers (~0.25") at the top of the stem; 5 yellow petals, 5 green sepals, 10 stamens, and one pistil.

Photos / Sounds

What

Black Medick (Medicago lupulina)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous annual (~4" tall and spreading). Stems light green to reddish and covered with white hairs. Alternate trifoliate compound leaves (~0.5-0.75" long and across). Stipules at the base of each petiole. Flower heads (~0.25" across) on peduncles. Cluster of 15-50 yellow flowers, pea-like floral structure. Small green calyx with 5 teeth.

Photos / Sounds

What

Northern Bedstraw (Galium boreale)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~3.5' tall). Square stems. Leaves whorled in groups of 4. Each leaf is ~1-2" long and 0.25" wide, smooth, and pointed; fine leaf hairs along the edges. Clusters of flower buds at the top of each stem. Each flower buds is <0.25" across.

Photos / Sounds

What

White Campion (Silene latifolia)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2' tall). Stem and leaves covered with fine hairs. Opposite leaves (~4" long and 2" across), ovate-lanceolate, smooth along the margins. Stems terminate with clusters of flowers. Each flower is ~0.5" across with 5 white petals, many yellow stamens. Calyx has reddish veins.

Photos / Sounds

What

Prairie Phlox (Phlox pilosa)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~1.5' tall). Central stem is greenish brown and covered with fine white hairs. Opposite, narrowly lanceolate leaves (~2-3" long and 0.5" across) distributed sparsely; smooth margins. Cluster of flowers at the top of the stem on short hairy stalks. Flowers (~0.5" across) are pinkish to purple with long tubular corollas 5 petals.

Photos / Sounds

What

Philadelphia Fleabane (Erigeron philadelphicus)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2' tall). Central stem is green and covered in white hairs. Alternate, lanceolate, toothed leaves (~3" long and 1" across) that clasp the central stem. Branches of flowerheads at the top of the stem. Daisy-like flower head (~0.5" across); 100-300 white to pinkish ray florets surround many disk florets.

Photos / Sounds

What

Eastern American Marsh Fern (Thelypteris palustris ssp. pubescens)

Observer

aseglias

Date

May 31, 2015

Description

Perennial fern (~1' tall and 5" across). Compound, pinnate-pinnatifid leaves, lanceolate in outline. Each leaf has 10-40 pairs of leaflets. The leaves are green and glabrous. Leaves are slightly twisted. The central stalk has a fine pubescence.

Photos / Sounds

What

Golden Ragwort (Packera aurea)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2' tall). Rosette of basal leaves (~2" long and across); cordate-oval in shape, dentate along margins. Flowering stalk with scattered pinnatifid alternate leaves. Corymb of flowers on top. Daisy-like flowerhead (~0.5" across). Many yellow disk florets surrounded by ~15 yellow ray florets.

Photos / Sounds

What

Creeping Thistle (Cirsium arvense)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2' tall). Rigid, prickly central stem. Alternate leaves (~4" long and 1" across). Dentate/pinnatifid along the margins, prickly, clasp the stem. Hairy on the underside.

Photos / Sounds

What

Guelder-Rose (Viburnum opulus)

Observer

aseglias

Date

May 31, 2015

Description

Woody shrub (~3-4'). Bark is grey, young twigs and petioles are reddish brown. Opposite leaves (~3" long and wide), palmately 3-lobed; pointed. Slightly dentate along the margins. Flat cymes of white flowers (~3" across). Sterile flowers along the outside rim of the panicle, with 5 white petals, and a 5-parted, green calyx. Fertile flowers on the inside of the panicle; 5 petals, 5-parted calyx, 5 stamens, and one pistil.

Photos / Sounds

What

Common Milkweed (Asclepias syriaca)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2' tall). Thick, green central stem with a slight pubescence. Leaves are opposite (~6" long and 3" wide), broadly oblong, and smooth along the margins. Upper surface is dark green, while the lower surface is paler and covered with short hairs. Each leaf has a prominent central vein. Milky sap in the stem and leaves.

Photos / Sounds

What

Oxeye Daisy (Leucanthemum vulgare)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2.5' tall). Alternate leaves occur sparingly along a mostly glabrous central stem. Margins are dentate. Single flowerhead per stem (~2" across). White ray florets (>30) surrounding many yellow perfect disk florets.

Photos / Sounds

What

Common Yarrow (Achillea millefolium)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2' tall). Central stem is light green, and covered with white hairs. Leaves are alternate (~5" long), and simple or double pinnate, covered in hairs. Flower buds in head at top of stem.

Photos / Sounds

Observer

aseglias

Date

May 31, 2015

Description

Smooth vine (~4' tall). Alternate arrowhead-shaped leaves (~2"); smooth margins. Long petioles that connect leaves to stem.

Photos / Sounds

What

Giant Solomon's Seal (Polygonatum biflorum var. commutatum)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~2-3' tall). The central stem is smooth and green, and bends over to one side. Leaves are alternate, elliptic (~6" long), and smooth along the margins; spaced closely together; parallel veins; clasp the stem. Green berries (~1cm) along the underside of the central stem.

Photos / Sounds

What

Yellow Pimpernel (Taenidia integerrima)

Observer

aseglias

Date

May 31, 2015

Description

Herbaceous perennial (~3' tall). Smooth, green to reddish stems. Larger leaves are doubly compound, smaller leaves are singly compound; trifoliate. Alternate arrangement. Compund umbel made up of many widely spaced umbellets (~5" wide) of tiny yellow flowers (~1/8") with 5 petals.

Photos / Sounds

What

Box Elder (Acer negundo)

Observer

aseglias

Date

May 31, 2015

Description

Woody sapling (~4-5'). Opposite branch arrangement. Green central stem, with reddish branches. Compound trifoliate leaves with lobed leaflets.

Photos / Sounds

What

Eastern Poison Ivy (Toxicodendron radicans)

Observer

aseglias

Date

May 22, 2015

Description

Vine with erect reddish stems (~8in tall). Alternate compound leaves; trifoliate (~6in across). Leaflets about 4in long and 2.5in across; margins smooth with a few lobes. Upper surface is medium green and smooth, lower surface is paler green and a little hairy.

Photos / Sounds

What

Bulbous Cress (Cardamine bulbosa)

Observer

aseglias

Date

May 22, 2015

Description

Herbaceous perennial (~1.5ft.). Erect glabrous green stem. Basal and alternate leaves that clasp around the stem; margins smooth with blunt lobes. Raceme of flowers at the top of the stem with siliques below. Flowers (~0.5in) are white, with 4 petals, 4 sepals, 6 stamens, and a pistil with one style. Siliques are branching.

Photos / Sounds

What

Common Pawpaw (Asimina triloba)

Observer

aseglias

Date

May 22, 2015

Description

Small, deciduous tree (~30ft.). Bark is light grey and relatively smooth, with some lenticels. Leaves are alternate; smooth along the margins. Flowers are reddish brown, and nodding (~1.5in across); 3 green sepals, 3 outer petals, 3 inner petals, many yellow stamens, several green ovaries and styles.

Photos / Sounds

What

Ostrich Fern (Matteuccia struthiopteris)

Observer

aseglias

Date

May 22, 2015

Description

Perennial fern (~2.5ft.) in a rosette of arching sterile leaves. Many pairs of leaflets on the leaves; deeply pinnatifid. Margins are smooth. Medium to dark green and glabrous. Central stalks are light green and glabrous, and finely pubescent at the bottom. No fertile leaves.

Photos / Sounds

What

Virginia Creeper (Parthenocissus quinquefolia)

Observer

aseglias

Date

May 15, 2015

Description

Perennial woody vine (~5ft tall) growing on tree. Alternate, dark green, palmately compound leaves (~4in wide) on slender petiole (~5in long) with 5 serrate leaflets that taper to a point.

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