IUCN threat status:

Not evaluated

Comprehensive Description

Read full entry

Learn more about this article

Description

Pea Family (Fabaceae). Prairie acacia is a native, perennial, warm-season, hardy, deep taproot legume. A smooth and small rounded shrub, forming colonies by means of woody rhizomes with aerial stems that are thornless and rarely over three feet tall. The plant has an attractive and delicate fern-like foliage which closes at night and when touched. Stems are thin, usually unbranched, glabrate, and ridged. Leaves are alternate, the blade divided into usually 3-12 pairs of segments, these again divided into 6-20 pairs of tiny leaflets. Flowers are small and white to creamy yellow. It has 5 petals and stamens numerous, long, and protruding. Flowers numerous, congested in rounded terminal clusters on long stalks arising from upper leaf axils. Fruit is brownish flat seed pod 4-7 cm (1.6-2.8 in) long and 6-8 mm (0.25-0.3) wide. Plant is similar in appearance to Illinois bundleflower, Desmanthus illinoensis, but the fruit and leaf structures are different.

Trusted

Public Domain

USDA NRCS James E. ‘Bud’ Smith Plant Materials Center

Source: USDA NRCS PLANTS Database

Belongs to 0 communities

This taxon hasn't been featured in any communities yet.

Learn more about Communities

Disclaimer

EOL content is automatically assembled from many different content providers. As a result, from time to time you may find pages on EOL that are confusing.

To request an improvement, please leave a comment on the page. Thank you!