Anthaenantiopsis

Anthaenantiopsis is a genus of herbaceous plants belonging to the Poaceae family. It is endemic to South America: Brazil and southern South America. It includes 5 described species and of these, only 4 accepted.

Description

It is a perennial plant; tussock With stems that reach 50 cm to 1.10 m in height. Ligule with eciliate membrane. Leaf-blades convolute; 5–30 cm long and 2–4 mm wide; the surface is glabrous with scabrous margins. The inflorescence in the form of racemes.

Taxonomy

The genus was described by Robert Knud Pilger and published in Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahlem 11(104): 237–238. 1931. The type species is: Anthaenantiopsis trachystachya (Nees) Mez ex Pilg.

Cytology

The basic chromosome number of the genus is x = 10, with somatic chromosome numbers of 2n = 20, 40 and 41, since there are diploid species and a polyploid series.

Etymology

The name of the genus comes from Anthenantia (another genus of herbs from the same family) and from the Greek opsis (aspect), which suggests the similarity between them.

Accepted species

The following is a list of the species of the genus Anthaenantiopsis accepted up to April 2014, arranged alphabetically. For each one, the binomial name followed by the author is indicated, abbreviated according to conventions and uses.

• Anthaenantiopsis fiebrigii Parodi
• Anthaenantiopsis perforated (Nees) Parodi
• Anthaenantiopsis rediana Parodi
• Anthaenantiopsis trachystachya (Nees) Mez ex Pilg.