Arthraxon hispidus

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5448818
Taxonomy
Kingdom: Plantae
Phylum: Magnoliophyta
Class: Liliopsida
Order: Cyperales
Family: Poaceae
Genus: Arthraxon
Species: hispidus
Scientific Name
Arthraxon hispidus
(Thunb.) Makino
Scientific Name Synonym
Phalaris hispida
(Thunb.) Makino
Arthraxon hispidu cryptatherus
(Thunb.) Makino
Arthraxon ciliaris cryptatherus
(Thunb.) Makino
Common Names

small carpetgrass, joint-head grass, jointhead arthraxon, hairy jointgrass

Overview

Appearance
The plant stands to 1.5 ft. (0.5 m) tall with oval to lance-shaped leaves.
Foliage
Leaves are 1-3 in. (2.5-7.6 cm) long, 0.2 in. (0.5 cm) wide and have heart shaped bases. The margins of the leaves have conspicuous hairs.
Flowers
Flowers bloom in early fall and are contained in 1 to several, 1-3 in. (2.5-7.6 cm) long spikes.
Fruit
Fruit is a caryopsis.
Ecological Threat
Arthraxon hispidus is an annual grass that was introduced into the United States, either accidentally or by immigrants, from Japan and eastern Asia. Arthraxon hispidus inhabits wet areas such as stream banks, flood plains and shorelines.

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