 Trisetum aureum Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum baregense Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum canescens Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum cernuum Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum distichophyllum Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum flavescens Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum flavescens USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 1: 217. |
 Trisetum flavescens Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum flavescens subsp. burnoufii Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum flavescens subsp. purpurascens Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum glomeratum Habit at West Rim Haleakala National Park, Maui - Credit: Forest and Kim Starr - Plants of Hawaii - Image licensed under a Creative Commons Attribution 3.0 License, permitting sharing and adaptation with attribution. |
 Trisetum glomeratum Habit at Summit Haleakala National Park, Maui - Credit: Forest and Kim Starr - Plants of Hawaii - Image licensed under a Creative Commons Attribution 3.0 License, permitting sharing and adaptation with attribution. |
 Trisetum glomeratum Habit at Summit Haleakala National Park, Maui - Credit: Forest and Kim Starr - Plants of Hawaii - Image licensed under a Creative Commons Attribution 3.0 License, permitting sharing and adaptation with attribution. |
 Trisetum glomeratum Habit at Magnetic Peak Haleakala National Park, Maui - Credit: Forest and Kim Starr - Plants of Hawaii - Image licensed under a Creative Commons Attribution 3.0 License, permitting sharing and adaptation with attribution. |
 Trisetum interruptum Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum melicoides Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum melicoides USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 1: 262. |
 Trisetum montanum Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum orthochaetum Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum paniceum Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum spicatum Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
 Trisetum spicatum Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA NRCS. 1992. Western wetland flora: Field office guide to plant species. West Region, Sacramento. - Not copyrighted image |
 Trisetum spicatum USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 1: 217. |
 Trisetum spicatum Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image |
 Trisetum spicatum subsp. ovatipaniculatum Hippolyte Coste - Flore descriptive et illustrée de la France, de la Corse et des contrées limitrophes, 1901-1906 - This image is in public domain because its copyright has expired. |
 Trisetum wolfii Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image |
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