Family:
Poaceae Barnhart
Genus:
Zizania L.

Zizania texana Hitchc.

This species is accepted, and its native range is Texas (Hays County).

[GB]
Morphology General Habit
Annual. Stolons absent, or present. Culms decumbent; 100-170 cm long; spongy; rooting from lower nodes. Ligule an eciliate membrane; 5-15 mm long. Leaf-blades 10-40 mm wide. Leaf-blade surface scaberulous; glabrous.
Morphology Reproductive morphology Inflorescences
Monoecious; with male and female spikelets in the same inflorescence. Inflorescence a panicle. Panicle open; elliptic; 20-30 cm long. Primary panicle branches ascending; 5-10 cm long. Sexes segregated; on unisexual branches; with male below. Spikelets solitary. Fertile spikelets pedicelled. Male spikelets pedicelled. Pedicels bearing a few hairs; tip cupuliform.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 10 mm long; falling entire. Male spikelets distinct from female; linear; 7-9 mm long. Male spikelet glumes absent. Male spikelet lemma 5 -veined; muticous.
Fertile
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 10 mm long; falling entire.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes both absent or obscure.
Morphology Reproductive morphology Flowers Florets
Fertile florets female. Fertile lemma linear; 10 mm long; chartaceous; without keel; 3 -veined. Lemma margins interlocking with palea margins. Lemma apex acuminate; awned; 1 -awned. Principal lemma awn 10-20 mm long overall. Palea 1 length of lemma; 3 -veined; without keels.
Morphology Reproductive morphology Flowers
Lodicules 2. Anthers 6.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp; linear.
sex Male
Male spikelets distinct from female; linear; 7-9 mm long. Male spikelet glumes absent. Male spikelet lemma 5 -veined; muticous.
Distribution
North America: south-central USA.
Reference
Oryzeae. Gr Texas 1993.

Native to:

Texas

Introduced into:

Myanmar

Zizania texana Hitchc. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Silveus, W.A. [518], Texas K000587409 Unknown type material
Silveus, W.A. [518], Texas K000587407 Unknown type material
Silveus, W.A. [518], Texas K000587408 Unknown type material

First published in J. Washington Acad. Sci. 23: 454 (1933)

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.
  • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
  • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590.

Literature

Kew Backbone Distributions

  • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
  • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590.

  • GrassBase - The Online World Grass Flora

    http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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