Epilobium leptophyllum
Encyclopedia
Epilobium leptophyllum is a species of flowering plant in the evening primrose family
Onagraceae
Onagraceae, also known as the Willowherb family or Evening Primrose family, are a family of flowering plants. The family includes about 640-650 species of herbs, shrubs, and trees in 20-24 genera...

 known by the common names Bog Willowherb and Linear-leaved Willowherb. It is native to much of eastern and northern North America, where it grows in moist areas, such as bog
Bog
A bog, quagmire or mire is a wetland that accumulates acidic peat, a deposit of dead plant material—often mosses or, in Arctic climates, lichens....

s. It is a perennial herb growing up to a meter tall and spreading with tiny stolon
Stolon
In biology, stolons are horizontal connections between organisms. They may be part of the organism, or of its skeleton; typically, animal stolons are external skeletons.-In botany:...

s. The leaves are generally linear in shape but may be wider to nearly oval, and reach up to about 7.5 centimeters. The inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

 is a raceme
Raceme
A raceme is a type of inflorescence that is unbranched and indeterminate and bears pedicellate flowers — flowers having short floral stalks called pedicels — along the axis. In botany, axis means a shoot, in this case one bearing the flowers. In a raceme, the oldest flowers are borne...

of small flowers with white to pink petals a few millimeters long. The fruit is a hairy, elongated capsule up to 8 centimeters in length.

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