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FNA | Family List | FNA Vol. 7 | Brassicaceae | Physaria

37b. Physaria gracilis (Hooker) O’Kane & Al-Shehbaz subsp. nuttallii (Torrey & A. Gray) O’Kane & Al-Shehbaz, Novon. 12: 323. 2002.

Nuttall’s bladderpod

Vesicaria nuttallii Torrey & A. Gray, Fl. N. Amer. 1: 101. 1838; Alyssum nuttallii (Torrey & A. Gray) Kuntze; A. repandum (Nuttall ex Torrey & A. Gray) Kuntze; Lesquerella gracilis (Hooker) S. Watson subsp. nuttallii (Torrey & A. Gray) Rollins & E. A. Shaw; L. gracilis var. repanda (Nuttall ex Torrey & A. Gray) Payson; L. nuttallii (Torrey & A. Gray) S. Watson; L. repanda (Nuttall ex Torrey & A. Gray) S. Watson; Physaria gracilis var. repanda (Nuttall ex Torrey & A. Gray) B. L. Turner; V. repanda Nuttall ex Torrey & A. Gray

Stems usually less than 3 dm; bud clusters erect. Cauline leaves: blade margins frequently repand, occasionally dentate. Fruiting pedicels slender. Fruits stipitate (gynophore slender), obpyriform to narrowly obovoid, (5-)6-9 mm, base truncate. 2n = 12.

Flowering Apr-May. Prairies, pastures, hillsides, rocky limestone, shallow soil of glades, roadsides, open fields; 150-500 m; Kans., Okla., Tex.


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