Genus:
Poa L.

Poa rauhii (Swallen & Tovar) Refulio

This species is accepted, and its native range is Peru.

[GB]
Morphology General Habit
Perennial; caespitose. Culms erect; 6-9 cm long. Leaf-sheaths smooth. Ligule an eciliate membrane; 4-5 mm long. Leaf-blades ascending; conduplicate; 1.5-3.5 cm long; 1-2 mm wide; coriaceous. Leaf-blade surface scaberulous; rough adaxially. Leaf-blade apex obtuse.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle contracted; oblong; 3-4 cm long; 0.8-1.5 cm wide. Primary panicle branches appressed, or ascending. Spikelets solitary. Fertile spikelets pedicelled.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; 2.5-2.6 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 0.3 mm long.
Fertile
Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; 2.5-2.6 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 0.3 mm long.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; reaching apex of florets; thinner than fertile lemma; shiny. Lower glume ovate; 2.5-2.6 mm long; 1 length of upper glume; membranous; 1-keeled; 3 -veined. Lower glume apex acute. Upper glume ovate; 2.5-2.6 mm long; 1-1.2 length of adjacent fertile lemma; membranous; 1-keeled; 3 -veined. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Fertile lemma ovate; 2.1-2.2 mm long; chartaceous; keeled; 3 -veined. Lemma surface pubescent. Lemma apex acute. Palea keels ciliolate.
Morphology Reproductive morphology Flowers
Anthers 3; 0.6-0.8 mm long. Ovary glabrous.
Morphology Reproductive morphology Fruits
Endosperm farinose.
Distribution
South America: western South America.
Reference
Aveneae. Swallen.

Native to:

Peru

Poa rauhii (Swallen & Tovar) Refulio appears in other Kew resources:

First published in Syst. Bot. 37: 130 (2012)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6. Scientific Data 8: 215.

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. Missouri Botanical Garden.

  • 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 2022. 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 2022. 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