Ihsan Ali Al-Shehbaz

Pseudoturritis is a genus of flowering plants belonging to the family Brassicaceae. It contains a single species, Pseudoturritis turrita, a biennial or perennial native to central and southern Europe, Algeria, the Caucasus, and the Levant.

Lepidium coronopus, (swine cress, creeping wart cress, or greater swine cress), is a species of flowering plant in the mustard family which is native to parts of Africa, western Asia and Europe, growing in shingle banks, wasteland or cultivated fields.

Arabidopsis lyrata, the lyrate rockcress, is a species of flowering plant in the family Brassicaceae, closely related to the model organism Arabidopsis thaliana.

Arabidopsis halleri is a species of flowering plant in the family Brassicaceae. It is a perennial native to Central Europe from Germany and Italy to Ukraine, and to Japan, Korea, Manchuria, and the Russian Far East.

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Olimarabidopsis is a genus of flowering plants belonging to the family Brassicaceae. Its native range is Crimea to Mongolia and Western Himalaya.

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Crucihimalaya is a genus of flowering plants belonging to the family Brassicaceae. Its native range is Sinai to China, and western and subarctic North America.

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Physaria gordonii, commonly known as Gordon's bladderpod, is a species of plant in the family Brassicaceae distributed throughout the Southwestern United States and Northern Mexico. It is a winter annual wildflower, maturing between April and June. The plant normally grows in sandy or gravel deserts. The plant has low-growing stems, with long, lanceolate leaves measuring about 4 in (10 cm). The plants flowers are in a loose, raceme cluster, and are radially symmetrical. The plant is very similar to P. fendleri.

Physaria fendleri is a species of flowering plant in the family Brassicaceae known by several common names, including Fendler's bladderpod, popweed, and lesquerella.

Physaria arctica is a perennial flowering herb in the family Brassicaceae, known by the common name arctic bladderpod.

Paysonia lescurii is a species of flowering plant in the family Brassicaceae known by the common names Lescur's bladderpod or Nashville mustard. It is native to Middle Tennessee in the United States, where it can be found in wet fields, lawns, and roadsides. It is also present in neighboring areas of the U.S. states of Kentucky and Alabama.

Paysonia is a genus of flowering plants in the family Brassicaceae. They are generally referred to by the common name bladderpod or mustard. The genus is found in southern North America, ranging from the southeastern and south-central United States to northeastern Mexico. Until 2002 it was considered to be part of the genus Lesquerella but was separated based on genetic and morphological features.

Nasturtium floridanum, common names Florida yellowcress and Florida watercress, is an aquatic plant species endemic to Florida, though widely distributed within that state. It is found in wet places at elevations less than 50 m. Nasturtium floridanum can be distinguished from the more common N. officinale by its much smaller seeds, less than 2 mm across.

Exhalimolobos is a genus of flowering plants belonging to the family Brassicaceae. Its native range is Mexico and western and southern South America.

Draba steyermarkii is a species of flowering plant in the family Brassicaceae. It is found only in Ecuador. Its natural habitats are subtropical or tropical moist montane forests and subtropical or tropical high-altitude grassland. It is threatened by habitat loss.

Draba ecuadoriana is a species of flowering plant in the family Brassicaceae. It is found only in Ecuador. Its natural habitat is rocky areas. It is threatened by habitat loss. Creeping herb, pubescent, rosette leaves. White flowers with lilac tints. Green fruits with purple.

Baimashania is a genus of flowering plants belonging to the family Brassicaceae. Its native range is Qinghai and south-central China. Species: Baimashania pulvinata Al-Shehbaz Baimashania wangii Al-Shehbaz

Tropidocarpum californicum, the king's gold, is a plant species endemic to a small region in California. It is known from only Kern and King counties in the southern part of the San Joaquin Valley. Tropidocarpum californicum is an ascending or decumbent herb up to 25 cm tall. Leaves are up to 6 cm long, getting smaller the further up the stem. Flowers are yellow. fruits triangular.

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Physaria tumulosa, known by the common name Kodachrome bladderpod, is a rare species of flowering plant in the family Brassicaceae. It is endemic to Utah in the United States, where it is known only from Kane County. There is only one known population of this plant, made up of scattered occurrences totaling about 20,000 individuals, all within the Kodachrome Basin. The plant is threatened by the loss and degradation of its habitat. It is federally listed as an endangered species. It was previously treated as a subspecies of Physaria hitchcockii. P. tumulosa is a perennial herb producing short

Physaria thamnophila (syn. Lesquerella thamnophila) is a rare species of flowering plant in the mustard family known by the common name Zapata bladderpod. It is native to Texas in the United States, where it is known from Zapata and Starr Counties. The plant is threatened by the loss and degradation of its habitat. It is federally listed as an endangered species. This is a perennial herb producing one or more spreading stems from a woody base. The stems grow to 80 centimeters in maximum length. The herbage is silvery in color due to a coat of branching hairs. The leaves are oval to

Physaria tenella is a species of flowering plant in the family Brassicaceae known by the common names Moapa bladderpod and slender bladderpod. It is native to western North America from Utah to Sonora, where it grows mainly in desert habitat. This is an annual herb producing several hairy multibranched erect to spreading stems sometimes exceeding half a meter long. The basal leaves are up to 6.5 centimeters long and sometimes toothed, and there are smaller leaves higher on the stem. The inflorescence is a raceme of flowers at the tip of the stem. The mustardlike flower has four orange to

Physaria pruinosa (syn. Lesquerella pruinosa) is a species of flowering plant in the family Brassicaceae known by the common names Pagosa Springs bladderpod and frosty bladderpod. It is native to Colorado and New Mexico in the United States. This plant is a perennial herb growing from a caudex which is clothed in the dried leaf blades of previous seasons. It is coated in short hairs, giving it a frosted look and giving it one of its common names. The decumbent or erect stems grow up to 20 centimeters long. The variously shaped leaves are up to 8 centimeters long. The inflorescence is a dense

Physaria parvula (syn. Lesquerella parvula) is a species of flowering plant in the family Brassicaceae known by the common name pygmy bladderpod. It is native to the Western United States, where it can be found in Colorado, Utah, and Wyoming. This plant is a tuft-forming perennial herb. It is gray-green in color due to a coating of branching hairs. Stems up to 15 centimeters tall arise from a caudex buried just underground. The leaves are linear in shape and measure 1 to 3 centimeters in length. The narrow leaves make the plant distinctive among the Physaria species growing in the area. The

Physaria ludoviciana is a species of flowering plant in the mustard family Brassicaceae, with the common names of bladder pod, silver bladderpod, louisiana bladderpod, and foothill bladderpod. It used to be Lesquerella ludoviciana which is now a synonym. The plant is a source of auricolic acid, a rare fatty acid.

Physaria kingii is a species of flowering plant in the family Brassicaceae known by the common name King bladderpod. It is native to western North America from Utah to Baja California, where it grows in dry and rocky habitat, such as deserts and adjacent mountain slopes. This is a perennial herb growing a small, hairy stem from a caudex. The leaves form a patch or rosette around the caudex, each up to 6 centimeters long and round, oval, diamond, or spoonlike in shape. The inflorescence is an erect or mostly upright raceme of bright yellow mustardlike flowers. The fruit is a hairy capsule

Physaria globosa is a rare flowering plant in the mustard family commonly known as globe bladderpod, Short's bladderpod, and Lesquereux's mustard. It is endemic to the United States, where it is limited to Indiana, Kentucky, and Tennessee. It is a rare species throughout its range and in 2014 the U.S. Fish and Wildlife Service issued a final rule protecting it under the Endangered Species Act.

Physaria filiformis (syn. Lesquerella filiformis) is a rare species of flowering plant in the family Brassicaceae known by the common names Missouri bladderpod and limestone glade bladderpod. It is native to Missouri and Arkansas in the United States. It was federally listed as an endangered species in 1987 and it was downlisted to threatened status in 2003. P. filiformis remains listed as an endangered species at the state level in Missouri.