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This genus is accepted, and its native range is Brazil.

[GB]

nonem

Habit
Perennial. Culms geniculately ascending, or decumbent; 60-75 cm long; rooting from lower nodes. Culm-internodes terete. Lateral branches lacking. Ligule a ciliolate membrane. Leaf-blades lanceolate, or ovate.
Inflorescences
Inflorescence composed of racemes. Racemes digitate; unilateral. Rhachis angular. Spikelet packing broadside to rhachis. Spikelets appressed; solitary. Fertile spikelets pedicelled. Pedicels oblong.
Spikelets
Spikelets comprising 2 fertile florets; with diminished florets at the apex. Spikelets laterally compressed; 5.4-5.6 mm long; breaking up at maturity; disarticulating below each fertile floret.
Fertile
Spikelets comprising 2 fertile florets; with diminished florets at the apex. Spikelets laterally compressed; 5.4-5.6 mm long; breaking up at maturity; disarticulating below each fertile floret.
Glume
Glumes persistent; exceeding apex of florets; firmer than fertile lemma. Lower glume elliptic; 1 length of upper glume; coriaceous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume elliptic; 1.8-2.3 length of adjacent fertile lemma; coriaceous; 1-keeled; 1 -veined. Upper glume apex acute.
Florets
Fertile lemma oblong; hyaline; 3 -veined. Lemma surface scaberulous. Lemma apex obtuse; pubescent. Palea 2 -veined. Apical sterile florets 1 in number; rudimentary.
Flowers
Lodicules 2; fleshy; truncate. Anthers 3.
Fruits
Caryopsis with adherent pericarp; fusiform; isodiametric; trigonous; apex bicornate. Embryo 0.33 length of caryopsis. Hilum punctiform.
Distribution
South America.

Native to:

Brazil West-Central

Rheochloa Filg., P.M.Peterson & Y.Herrera appears in other Kew resources:

First published in Syst. Bot. 24: 123 (1999)

Accepted by

  • Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

GrassBase - The Online World Grass Flora
http://creativecommons.org/licenses/by-nc-sa/3.0

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0