Fatoua villosa

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5306033
Taxonomy
Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Urticales
Family: Moraceae
Genus: Fatoua
Species: F. villosa
Scientific Name
Fatoua villosa
(Thunb.) Nakai
Common Names

mulberryweed, hairy crabweed

Overview

Appearance
Fatoua villosa is an annual that can grow to 2.6 ft. (0.8 m) tall. Stems are branched, erect and have hooked hairs.
Foliage
Leaves are alternate, stipulate (deciduous), petiolate, 1-3.9 in. (2.5-10 cm) long, 0.4-2.8 in. (1-7 cm) wide with toothed (pointed or rounded) margins.
Flowers
Flowering occurs in the summer and fall. Flowers are light green, unisexual, apetalous and occur in axillary cymes.
Fruit
Fruit is a one-seeded achene that is less than 0.1 in. (0.8 mm) long.
Ecological Threat
Fatoua villosa is native to East Asia and occurs in wetlands and other moist, shaded areas. It is problematic in greenhouses and nurseries. The first known population in the United States was in Louisiana in 1964.

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