Mark Alan Hershkovitz

American botanist.

Mark Alan Hershkovitz is an American biochemist and taxonomist. The standard author abbreviation Hershk. is used to indicate this person as the author when citing a botanical name. In 1981 he received his Bachelor of Science from University of Illinois, Urbana-Champaign. He received his Master of Science and PhD degrees from University of California, Davis, in 1986 and 1990; his focus in his doctoral program was botany. Afterwards, he worked for the Laboratory of Molecular Systematics at the Smithsonian Institution as a postdoctoral scientist, and c. 1996 he joined the National Center for Biot

Abbreviations: Hershk.
Occupations: curator, botanist
Citizenships: United States
Dates: 1958-01-01T00:00:00Z
Direct attributions: 166 plants, 0 fungi
Authorship mentions: 166 plants, 0 fungi

166 plants attributed to166 plants:

Cistanthe umbellata (Mt. Hood Pussypaws) (Torr.) Hershk. 1990
plant species in the montiaceae family
Calyptridium umbellatum, synonym Cistanthe umbellata, is a species of flowering plant in the montia family known by the common name Mount Hood pussypaws or — especially outside the Pacific Northwest — simply pussy-paws.
Cistanthe monandra (Common Pussypaws) (Nutt.) Hershk. 1990
annual plant species in the montiaceae family
Calyptridium monandrum, synonym Cistanthe monandra, is a species of flowering plant in the family Montiaceae known by the common name common pussypaws. The plant is native to the Southwestern United States, Southern California, and adjacent Baja California, where it grows in sandy areas such as deserts and coastal and mountain scrub habitats.
Phemeranthus spinescens (Spiny Fameflower) (Torr.) Hershk. 1997
perennial plant species in the montiaceae family
Phemeranthus spinescens is a North American perennial plant in the Montiaceae family, with the common name spiny fameflower.
Parakeelya stagnensis (J.M.Black) Hershk. 1999
plant species in the montiaceae family
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Parakeelya Hershk. 1999
plant genus in the montiaceae family
Parakeelya is a genus of plants in the family Montiaceae with species native to Australia and New Guinea. These species were formerly classed in genus Calandrinia, which was discovered to be paraphyletic.
Cistanthe rosea (Rosy Pussypaws) (S.Watson) Hershk. 1990
annual plant species in the montiaceae family
Calyptridium roseum, synonym Cistanthe rosea, is a species of flowering plant in the family Montiaceae commonly known as rosy pussypaws. It is native to the western United States from California to Wyoming, where it grows in forest and scrub. It is an annual herb, often reddish or pink in color, producing stems just a few centimeters long. The leaves are located in a rosette at the base and along the stems, and are up to 4 or 5 centimeters long. The inflorescence is a tiny cluster of white-edged thin sepals and two white petals, each no more than a millimeter long.
Cistanthe pulchella (Mariposa Pussypaws) (Eastw.) Hershk. 1990
plant species in the montiaceae family
Calyptridium pulchellum, synonym Cistanthe pulchella, is a rare species of flowering plant in the family Montiaceae. It is known by the common name Mariposa pussypaws. It is endemic to the Sierra Nevada foothills of central California, where it is known from only a few scattered occurrences. It grows on barren patches of granite gravel in woodland and grasslands. It is a federally listed threatened species.
Cistanthe celosioides (Phil.) Carolin ex Hershk. 1990
annual plant species in the montiaceae family
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Cistanthe ambigua (Desert Pussypaws) (S.Watson) Carolin ex Hershk. 1990
annual plant species in the montiaceae family
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Cistanthe amarantoides (Phil.) Carolin ex Hershk. 1991
annual plant species in the montiaceae family
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Parakeelya eremaea (Ewart) Hershk. 1999
plant species in the montiaceae family
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Parakeelya disperma (J.M.Black) Hershk. 1999
plant species in the montiaceae family
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Cistanthe quadripetala (Fourpetal Pussypaws) (S.Watson) Hershk. 1990
annual plant species in the montiaceae family
Calyptridium quadripetalum, synonym Cistanthe quadripetala, is a species of flowering plant in the family Montiaceae. It is known by the common name four-petalled pussypaws. It is endemic to the North Coast Ranges of California, where it is an uncommon member of the serpentine soils flora on the slopes. It is a small annual plant spreading or erect stems each a few centimeters long. There is a basal rosette of small, thick leaves and a few along the stems. The inflorescence is a dense cluster of sepals and four white to pink round petals.
Cistanthe pygmaea (Pygmy Pussypaws) (Parish ex Rydb.) Hershk. 1990
annual plant species in the montiaceae family
Calyptridium pygmaeum, common name pygmy pussypaws, is a plant species endemic to California. It has been reported from Riverside, San Bernardino, Inyo, Tulare and Fresno Counties, in pine and subalpine forests at elevations of 1900–3550 m. Calyptridium pygmaeum is an annual herb. Stems are horizontal, spreading out in various directions from the rootstock, each up to 8 cm (3.1 in) long. Leaves are up to 15 mm (0.59 in) long. Flowers form dense clusters at the ends of each of the branches. Sepals are egg-shaped and fleshy. The 4 petals are white, each up to 3 mm (0.12 in) long, remaining
Cistanthe picta (Gillies ex Arn.) Carolin ex Hershk. 1991
plant species in the montiaceae family
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Cistanthe parryi (Parry's Pussypaws) (A.Gray) Hershk. 1990
plant species in the montiaceae family
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Cistanthe monosperma (One-seeded Pussypaws) (Greene) Hershk. 1990
plant species in the montiaceae family
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Cistanthe longiscapa (Barnéoud) Carolin ex Hershk. 1991
annual plant species in the montiaceae family
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Cistanthe guadalupensis (Dudley) Carolin ex Hershk. 1990
plant species in the montiaceae family
Cistanthe guadalupensis is a species of caudiciform succulent flowering plant in the family Montiaceae. The plant is native to Guadalupe Island. This species is extremely rare in cultivation, due to its tendency to rot in summer dormancy and its remote island location.
Cistanthe cymosa (Phil.) Hershk. 1991
annual plant species in the montiaceae family
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Phemeranthus confertiflorus (New Mexico Fameflower) (Greene) Hershk. 1997
plant species in the montiaceae family
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Parakeelya volubilis (Benth.) Hershk. 1999
plant species in the montiaceae family
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Parakeelya uniflora (F.Muell.) Hershk. 1999
plant species in the montiaceae family
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Parakeelya tumida (Syeda) Hershk. 1999
plant species in the montiaceae family
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Parakeelya strophiolata (F.Muell.) Hershk. 1999
plant species in the montiaceae family
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Parakeelya sphaerophylla (J.M.Black) Hershk. 1999
annual plant species in the montiaceae family
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Parakeelya spergularina (F.Muell.) Hershk. 1999
plant species in the montiaceae family
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Parakeelya schistorhiza (Morrison) Hershk. 1999
plant species in the montiaceae family
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Parakeelya reticulata (Syeda) Hershk. 1999
plant species in the montiaceae family
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Parakeelya remota (Round-leaf Parakeelya) (J.M.Black) Hershk. 1999
annual plant species in the montiaceae family
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