Angiosperms- Flowers

Common and Scientific name Details (bloom time) Photos

Asiatic Dayflower

Commelina communis

Common in park fields and other disturbed areas of campus (May-Sept.) asiatic dayflower

Bulbous Buttercup

Ranunculus bulbosus

Common in the park fields and other disturbed areas of campus (March-May) buttercup

Bull Thistle

Cirsium vulgare

Found along disturbed margins of the park thisle

Clover, White

Trifolium repens

Common all over campus lawns white clover

Crane-fly orchid

Tipularia discolor

Widespread throughout park woods, but very inconspicuous; leaves appear after flowers wither and persist throughout winter (August)

Crown Vetch

Coronilla varia

Uncommon along creek margins in park filds (May)

Daffodil, Jonquil

Narcissus pseudonarcissus

Early spring ephemeral, bright yellow can't-miss flower found on forest floor. Probably planted ornamentals from years past. daffodil


Erigeron philadelphicus

Found by creek margins in the park's fields (April-May) fleabane

Pennsylvania smartweed

Polygonum pensylvanicum

Common in disturbed areas of the park (sept.-Oct)


Vinca sp.

an escape from cultivation that is now invasive in several areas of the park. Purple pinwheel like flowers. (March- April) periwinkle


Phytolacca americana

Common plant in disturbed areas, Has distinctive purple berries in the fall (May-Sept) poke weed

Purple Dead-nettle

Lamium purpureum

Common on park lawns (Feb-May)

Rose of Sharon

Hibiscus syriacus

Common non-native shrub. (July-Sept)

Round-Lobed Helpatica

Hepatica americana

Known only from one area in park woods east of Gray drive.(March)

Solomans Seal

Polygonatum biflorum

Uncommonly scattered through park woods, in danger of ivy overgrowth. a labeled specimen can be found just west of Grogan Hall (April-May) solomans seal

Star of Bethlehem

Ornithogalum umbellatum

Common in park fields, especially along creek borders (Late March- May)

Trout Lily

Erythronium americanum

One of the first bloomers of spring, this plant forms dense carpets along the creeks in the park woods (February-April)

Tufted Vetch

Vicia cracca

Common around margins of park woods and fields ( March- May) vetch

White Trillium

Trillium grandiflorum

Previously recorded as only one individual north of Grogan Hall, photo taken 1997, please let the Biology department know if you spot one in the spring. (March -April)