Ashley N. Egan

Ladeania is a genus of flowering plants belonging to the family Fabaceae. It is also in the Psoraleeae tribe. Its native range is Western and Central USA. It is found in the states of Arizona, California, Colorado, Idaho, Kansas, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, South Dakota, Texas, Utah, Washington and Wyoming. The genus name of Ladeania is in honour of LaDean H. Egan (b. 1949), mother of Ashley Noel Egan (b. 1977), the author of the genus. It was first described and published in Novon Vol.19 on page 311 in 2009.

Pediomelum tenuiflorum, the slimflower scurfpea, is a perennial in the pea family. It is about 2–3 feet (0.6–0.9 m) tall and has a lot of leaves on top. Its leaves can reach a length of 3 inches (80 mm). This flower can be found mainly in the central and southwestern U.S.

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Haymondia is a monotypic genus of flowering plants belonging to the family Fabaceae. The only species is Haymondia wallichii. It is a scrambling shrub with a native range from Nepal to China (Yunnan) and Indo-China.

Grimolobium is a genus of flowering plants in the family Fabaceae. It includes eight species native to South America. Species in the genus were formerly placed in genus Otholobium, which included both South American and African species. A phylogenetic analysis published in 2024 found that the South American species formed a distinct clade, and the new genus Grimolobium was described to include them. The genus is named in honor of James Grimes, a botanist who did distinguished work on New World species in tribe Psoraleeae.

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Toxicopueraria is a genus of flowering plants belonging to the family Fabaceae. Its native range is Pakistan to Southern China and Northern Indo-China. Species: Toxicopueraria peduncularis (Benth.) A.N.Egan & B.Pan Toxicopueraria yunnanensis (Franch.) A.N.Egan & B.Pan

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