Skip Navigation
Sign In
  • Home
  • Search
    • Search Collections
    • Map Search
  • Chicago Botanic Garden
    • Project Information
    • Checklists
    • Create a Checklist
    • Dynamic Key
  • Denver Botanic Gardens
    • Project Information
    • Checklists
    • Create a Checklist
    • Dynamic Key
  • Desert Botanical Garden
    • Project Information
    • Checklists
    • Create a Checklist
    • Dynamic Key
  • NY Botanical Garden
    • Project Information
    • Checklists
    • Create a Checklist
    • Dynamic Key
  • Marie Selby Botanical Gardens
    • Project Information
    • Checklists
    • Create a Checklist
    • Dynamic Key
  • Sitemap

Sporobolus jacquemontii

Sporobolus jacquemontii Kunth  
Family: Poaceae
Ratstail
[Agrostis owariensis Schult., moreSporobolus pyramidalis var. jacquemontii (Kunth) Jovet & Guédès, Vilfa jacquemontii (Kunth) Trin.]
Sporobolus jacquemontii image
  • FNA
  • Resources
Paul M. Peterson, Stephan L. Hatch, Alan S. Weakley. Flora of North America

Plants perennial; densely cespitose, not rhizomatous. Culms 40-100 cm. Sheaths keeled or rounded, glabrous, apices ciliate; ligules 0.2-0.4 mm; blades 10-40 cm long, 2-4 mm wide, flat but soon becoming involute, tapering to a fine point. Panicles 14-35 cm long, 0.4-3 cm wide, contracted, interrupted, and rather lax; primary branches appressed to strongly ascending, spikelet-bearing to the base, lower branches 1.5-5 cm, much longer than the adjacent internodes; pedicels 0.1-1.2(1.8) mm. Spikelets 1.4-1.8(2) mm, plumbeous to greenish. Lower glumes 0.3-0.5 mm, obtuse; upper glumes 0.4-0.7 mm, usually less than 1/2 as long as the florets, faintly 1-veined, truncate, erose to denticulate; lemmas 1.4-2 mm, elliptic, glabrous, 1-veined, acute; paleas 1.4-2 mm, elliptic; anthers 3(2), 0.9-1.1 mm. Fruits 0.7-1 mm, quadrangular, laterally compressed, reddish-brown, truncate. 2n = 24.

Sporobolus jacquemontii, like S. indicus, is native to North America. It is not a common species in the Flora region, being known only from coastal and low elevation sites in Florida. It is sometimes included in S. indicus (Baaijens and Veldkamp 1991) or S. pyramidalis P. Beauv. (Laegaard and Peterson 2001), but is retained here pending more definitive study.

Sporobolus jacquemontii
Open Interactive Map
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
University of Florida Herbarium
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
University of Florida Herbarium
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
University of Florida Herbarium
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
University of Florida Herbarium
Sporobolus jacquemontii image
Sporobolus jacquemontii image
University of Florida Herbarium
Sporobolus jacquemontii image
Sporobolus jacquemontii image
University of Florida Herbarium
Sporobolus jacquemontii image
Sporobolus jacquemontii image
University of Florida Herbarium
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Sporobolus jacquemontii image
Click to Display
100 Initial Media
- - - - -
View All Media
Institute for Museum and Library Services KU BI Logo Logo for the Biodiversity Knowledge Integration Center

This project was made possible in part by the Institute of Museum and Library Services [MG-70-19-0057-19].

EcoFlora is part of the SEINet Portal Network. Learn more here.

Powered by Symbiota.