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LAYOUT:treatment:TUOYAL familyAzollaceae Show Lower Taxa Azolla Wettstein Thomas A. Lumpkin Common names: Azolla Family Treatment appears in FNA Volume

LAYOUT:treatment:TUOYAL familyTetrachondraceae Show Lower Taxa Polypremum Skottsberg ex Wettstein Richard K. Rabeler, Craig C. Freeman Common names: Tetrachondra Family

Taxa Euphrasia oakesii var. oakesii, Euphrasia oakesii var. williamsii Wettstein Monogr. Euphrasia, 142, plate 4, figs. 211–215; plate 12, fig. 6. 1896

of ribs on the calyx tube (R. Wettstein 1891–1893): sect. Pentapleurae Wettstein with five, sect. Polypleurae Wettstein with ten, and sect. Tetrasepalum

LAYOUT:treatment:TUOYAL familyPlantaginaceae genusBacopa speciesBacopa repens (Swartz) Wettstein in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 67[IV,3b]: 76. 1891

AL familyPlantaginaceae genusBacopa speciesBacopa monnieri (Linnaeus) Wettstein in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 67[IV,3b]: 77. 1891

familyLinderniaceae genusMicranthemum speciesMicranthemum micranthemoides (Nuttall) Wettstein in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 67[IV,3b]: 77. 1891

familyPlantaginaceae genusBacopa speciesBacopa rotundifolia (Michaux) Wettstein in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 67[IV,3b]: 76. 1891

1: 307. 1891 Synonyms: E. ×aequalis Callen E. borealis (F. Townsend) Wettstein E. ×vestita Callen Treatment appears in FNA Volume 17. Treatment on page

familyOrobanchaceae genusEuphrasia speciesEuphrasia mollis (Ledebour) Wettstein Monogr. Euphrasia, 141. 1896. Galina Gussarova Common names: Subalpine

Australia. Species ca. 70 (7 in the flora). Bacopa laxiflora (Bentham) Wettstein ex Edwall, native to Central America and South America, has been introduced

and their associated species treated here are: E. borealis (F. Townsend) Wettstein agg. (species 3 and 4), E. nemorosa agg. (species 6–10), E. oakesii agg

with palmate venation. Generic delimitation has been consistent since R. Wettstein (1891–1893) treated Cymbalaria as distinct from Linaria. Cymbalaria muralis

tribeBrassicaceae tribe Erysimeae genusErysimum speciesErysimum menziesii (Hooker) Wettstein Oesterr. Bot. Z. 39: 283. 1889. Ihsan A. Al-Shehbaz EndemicConservation

dubia instead of the four of L. procumbens. Lindernia diffusa (Linnaeus) Wettstein has been reported from South Carolina (http://plants.usda.gov) and Texas

the basis of ITS and trnl sequence data, that Kickxia sect. Valvatae (Wettstein) Janchen be recognized at the genus level. Kickxia then becomes a genus

Gussarova 2005). Euphrasia latifolia Pursh and E. latifolia Pursh ex Wettstein, names sometimes considered to be later homonyms of E. latifolia Linnaeus

Zhurn. (Moscow & Leningrad) 90: 1103. 2005. Galina Gussarova Common names: Wettstein’s eyebright Treatment appears in FNA Volume 17. Treatment on page 501.