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This species is accepted, and its native range is Mexico to Guatemala.

[GB]
Morphology General Habit
Perennial. Culms rambling; 100-150 cm long; rooting from lower nodes. Leaf-sheaths glabrous on surface; outer margin hairy. Ligule a ciliolate membrane; 0.2-0.3 mm long. Leaf-blades lanceolate; 10-20 cm long; 15-25 mm wide. Leaf-blade surface glabrous, or pubescent. Leaf-blade margins scabrous.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle open; ovate; effuse; 10-30 cm long; 7-25 cm wide. Primary panicle branches ascending. Spikelets solitary. Fertile spikelets pedicelled.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; 1.8-2 mm long; falling entire; readily shedding glumes.
Fertile
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; 1.8-2 mm long; falling entire; readily shedding glumes.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes dissimilar; reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 0.5 length of spikelet; membranous; without keels. Lower glume apex obtuse. Upper glume ovate; 1 length of spikelet; membranous; without keels. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Basal sterile florets barren; without significant palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; acute. Fertile lemma elliptic; dorsally compressed; 1.5 mm long; indurate; shiny; without keel. Lemma margins involute. Palea involute; indurate.
Distribution
North America: Mexico. South America: Mesoamericana.
Reference
Paniceae. Gr Yucatan 1994.

Native to:

Belize, Guatemala, Mexico Gulf, Mexico Northeast, Mexico Southeast, Mexico Southwest

Panicum bartlettii Swallen appears in other Kew resources:

First published in Publ. Carnegie Inst. Wash. 436: 346 (1934)

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.
  • Davidse, G. & al. (eds.) (1994). Flora Mesoamericana 6: 1-543. Universidad Nacional Autónoma de México, México, D.F.
  • Dávila, P., Mejia-Saulés, M.T., Gómez-Sánchez, N., Valdés-Reyna, J., Ortíz, J.J., Morín, C., Castrejón, J. & Ocampo, A. (2006). Catálogo de las Gramíneas de México: 1-671. CONABIO, México city.

Literature

Kew Backbone Distributions

  • Davidse, G. & al. (eds.) (1994). Flora Mesoamericana 6: 1-543. Universidad Nacional Autónoma de México, México, D.F.
  • Dávila, P., Mejia-Saulés, M.T., Gómez-Sánchez, N., Valdés-Reyna, J., Ortíz, J.J., Morín, C., Castrejón, J. & Ocampo, A. (2006). Catálogo de las Gramíneas de México: 1-671. CONABIO, México city.

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