Category:Eponyms of Thomas Jefferson Howell
List of eponyms of Thomas Jefferson Howell.
Pages in category "Eponyms of Thomas Jefferson Howell"
The following 44 pages are in this category, out of 44 total.
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- Agoseris howellii
- Agrostis howellii
- Alopecurus howellii
- Amsinckia howellii
- Antennaria howellii
- Antennaria howellii f. howellii
- Antennaria howellii subsp. howelii
- Antennaria howellii subsp. howellii
- Antennaria howellii var. howellii
- Antennaria neglecta subsp. howellii
- Antennaria neglecta var. howellii
- Arabis howellii
- Arabis platysperma var. howellii