- Family: Poaceae Barnhart
- Genus: Festuca Tourn. ex L.
Festuca breviaristata Pilg.
- Genus: Festuca Tourn. ex L.
This species is accepted, and its native range is Peru.
Descriptions
According to GrassBase - The Online World Grass Flora
[GB]- Habit
- Perennial; caespitose. Culms erect, or geniculately ascending; 25-50 cm long; 1 -noded. Culm-internodes smooth, or scaberulous. Leaf-sheaths open for most of their length; glabrous on surface. Ligule a ciliolate membrane; 0.5-1 mm long; truncate. Leaf-blades involute; 12-30 cm long; 1-2 mm wide; stiff. Leaf-blade surface smooth, or scaberulous; rough abaxially; pubescent; hairy adaxially. Leaf-blade margins scaberulous. Leaf-blade apex pungent.
- Inflorescences
- Inflorescence a panicle. Panicle open; linear; 8-15 cm long. Primary panicle branches appressed; bearing spikelets almost to the base. Panicle branches scabrous. Spikelets solitary. Fertile spikelets pedicelled.
- Spikelets
- Spikelets comprising 4 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 9-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes scaberulous.
- Fertile
- Spikelets comprising 4 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 9-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes scaberulous.
- Glume
- Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 4-5.5 mm long; 0.8-0.9 length of upper glume; chartaceous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume surface asperulous; rough above. Lower glume apex acute. Upper glume lanceolate; 5-6.2 mm long; 0.8 length of adjacent fertile lemma; chartaceous; without keels; 3 -veined. Upper glume surface asperulous; rough above. Upper glume apex acute.
- Florets
- Fertile lemma oblong; 6-7.2 mm long; chartaceous; without keel; 5 -veined. Lemma surface scabrous. Lemma apex dentate; 2 -fid; acute; awned; 1 -awned. Principal lemma awn from a sinus; 0.5-1 mm long overall. Palea 2 -veined. Palea keels scabrous. Palea surface pubescent; hairy above. Apical sterile florets resembling fertile though underdeveloped.
- Flowers
- Anthers 3; 3 mm long.
- Fruits
- Caryopsis with adherent pericarp. Hilum linear.
- Distribution
- South America: western South America.
- Reference
- Poeae. Tovar 1995.
Distribution
Other Data
Festuca breviaristata Pilg. appears in other Kew resources:
Bibliography
First published in Bot. Jahrb. Syst. 25: 717 (1898)
Accepted by
- Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
- Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.
Literature
Kew Backbone Distributions
- Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.
Sources
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 2019. 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 2019. 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