Alexander von Schrenk

Baltic german naturalist (1816-1876).

Alexander Gustav von Schrenk (4 February 1816 – 25 June 1876) was a Baltic German-Russian naturalist born near Tula in what was then the Russian Empire. He was a brother to zoologist Leopold von Schrenck (1826–1894). From 1834 to 1837, he studied sciences at the Imperial University of Dorpat (Tartu), later spending several years as an assistant at the botanical garden in St. Petersburg. He was habilitated for mineralogy at Dorpat, where from 1849 he served as a lecturer. From 1858 he spent the next ten years at his wife's manor in Pühajärve (Heiligensee), Livonia, returning to Dorpat in 1868,

Abbreviations: Schrenk
Occupations: scientific collector, mineralogist, geologist, explorer, botanist, naturalist, botanical collector
Citizenships: Russian Empire
Languages: German
Dates: 1816-02-04T00:00:00Z – 1876-06-25T00:00:00Z
Birth place: Tula
Direct attributions: 99 plants, 0 fungi
Authorship mentions: 183 plants, 0 fungi

99 plants attributed, 84 plants contributed to183 plants:

Ephedra intermedia Schrenk & C.A.Mey. 1845
edible, medicinal, and fruit plant species in the ephedraceae family
Ephedra intermedia, with the Chinese common name of Zhong Ma Huang, is a species of Ephedra that is native to Siberia, Central Asia, Iran, Afghanistan, Pakistan, the western Himalayas, Tibet, Mongolia, and China.
Allium caesium Schrenk 1844
plant species in the amaryllidaceae family
Allium caesium, light blue garlic, is a species of herbaceous perennial flowering plant native to central Asia (Xinjiang, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan). It grows in deserts and dry fields at elevations of 700–2,000 m (2,300–6,600 ft). Allium caesium is typically about 30–40 cm (12–16 in) tall, and grows best in full sun to partial shade. It produces round bulbs up to 15 mm across. The scapes are up to 65 cm (26 in) tall. The leaves are round in cross-section, and slightly shorter than the scapes. The flowers are sky-blue. They typically appear in the summer (June to August
Allium atrosanguineum Schrenk 1842
medicinal plant species in the amaryllidaceae family
Allium atrosanguineum is an Asian species of onion native to China, Siberia, Mongolia, and Central Asia. It grows high in the mountains at elevations of 2400–5400 m. Allium atrosanguineum produces cylindrical bulbs up to 10 mm in diameter. Scapes are round in cross-section, up to 60 cm tall. Leaves are round in cross-section, usually shorter than the scapes. Umbels appear spherical from a distance, with many flowers. Tepals are pink, yellow, copper-colored, brass-colored or purple, sometimes with small dark spots. Three varieties are generally recognized: Allium atrosanguineum var.
Populus pruinosa (Hui Hu Yang) Schrenk 1845
plant species in the salicaceae family
Populus pruinosa is a species of flowering plant in the family Salicaceae, native to Central Asia, Afghanistan, and Xinjiang in China. A halophytic tree usually 10 m (33 ft) tall, but occasionally reaching 20 m (66 ft), it is often found growing in basins. Its bark is grayish-yellow, its branchlets and young sprouts are densely tomentulose and gray in color, and its leaves are tomentulose and grayish-blue. The genome of this species has been sequenced revealing that duplicated genes and the expansion of certain gene families in Populus pruinosa contributed to adaptation to extreme desert
Allium oreoprasum Schrenk 1842
plant species in the amaryllidaceae family
Allium oreoprasum is a species of wild onion native to Central Asia. It has been found in Xinjiang, Tibet, Afghanistan, Kazakhstan, Kyrgyzstan, Pakistan, Tajikistan, Uzbekistan It grows at elevations of 1200–2700 m. Allium oreoprasum produces clumps of narrow bulbs up to 10 mm in diameter. Scape is up to 40 cm tall. Umbel has only a few flowers. Tepals are white or pale red with a dark purple midvein.
Chamaegeron Schrenk. 1845
plant genus in the asteraceae family
Chamaegeron is a genus of flowering plants in the family Asteraceae. Species Chamaegeron asterellus (Bornm.) Botsch. - Iran Chamaegeron bungei (Boiss.) Botsch. -Kazakhstan, Uzbekistan, Turkmenistan, Afghanistan, Iran Chamaegeron keredjensis (Bornm. & Gauba) Grierson - Iran Chamaegeron oligocephalus Schrenk - Pakistan, Kazakhstan, Uzbekistan, Turkmenistan, Afghanistan, Iran
Allium setifolium Schrenk 1841
plant species in the amaryllidaceae family
Allium setifolium is an Asian species of wild onion native to Xinjiang, Kazakhstan, Kyrgyzstan and Mongolia. It occurs in desert regions at elevations of 400–1000 m. Allium setifolium is well-adapted to life in a hot, arid environment. It has a cluster of narrow, egg-shaped bulbs each up to 10 mm in diameter. Scape is very short for the genus, rarely more than 10 cm tall. Leaves are reduced to hair-like bristles only 200-300 μm in diameter. Umbel has only a few red flowers.
Arthrophytum Schrenk 1845
plant genus in the amaranthaceae family
Arthrophytum is a genus of flowering plants belonging to the family Amaranthaceae. Its native range is Central Asia. Species: Arthrophytum balchaschense (Iljin) Botsch. Arthrophytum betpakdalense Korovin & Mironov Arthrophytum iliense Iljin Arthrophytum korovinii Botsch. Arthrophytum lehmannianum Bunge Arthrophytum longibracteatum Korovin Arthrophytum pulvinatum Litv. Arthrophytum subulifolium Schrenk
Allium platyspathum Schrenk 1841
plant species in the amaryllidaceae family
Allium platyspathum is an Asian species of wild onion. It has been reported from Xinjiang, Afghanistan, Kazakhstan, Kyrgyzstan, Mongolia, Altay Krai, Tajikistan, Uzbekistan, and Pakistan. It grows in damp locations at elevations of 1900–3700 m. Allium platyspathum usually produces a single egg-shaped bulb up to 20 mm in diameter. Scape is up to 100 cm tall. Leaves are flat, linear, up to 20 mm across, about the same length as the scape. Umbel is a densely packed cluster of pink or lilac flowers. Varieties Allium platyspathum subsp. amblyophyllum (Kar. & Kir.) N.Friesen -- scape 40–100 cm
Berberis heteropoda Schrenk 1841
medicinal plant species in the berberidaceae family
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Rosa platyacantha Schrenk 1842
medicinal plant species in the rosaceae family
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Ephedra lomatolepis Schrenk 1845
plant species in the ephedraceae family
Ephedra lomatolepis is a species of Ephedra that is native to Kazakhstan, Mongolia, Xinjiang in China, and Tuva in Siberia. It was originally described by Alexander Gustav von Schrenk in 1844. Otto Stapf's worldwide monograph on the genus included this species, but Stapf did not place it in a section. Later, it was placed in section Alatae.
Plagiobasis Schrenk 1845
plant genus in the asteraceae family
Plagiobasis is a genus of Asian flowering plants in the tribe Cardueae within the family Asteraceae. Species The only known species is Plagiobasis centuroides, native to Kazakhstan, Kyrgyzstan, Xinjiang, and Altai Krai. formerly included see Russowia Plagiobasis sogdiana Bunge - Russowia sogdiana (Bunge) B.Fedtsch.
Pedicularis dasystachys Schrenk 1844
perennial plant species in the orobanchaceae family
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Calligonum caputmedusae Schrenk 1841
plant species in the polygonaceae family
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Ophrys × heraultii G.Keller ex Schrenk 1971
plant hybrid species in the orchidaceae family
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Astragalus paucijugus Schrenk 1844
plant species in the fabaceae family
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Apocynum pictum Schrenk 1844
edible, perennial, and medicinal plant species in the apocynaceae family
Apocynum pictum is a species of plant in the Apocynaceae family. It is native to China, Kazakhstan, Kyrgyzstan, Mongolia, and Tajikistan. Alexander von Schrenk, the naturalist who first formally described the species, named it after colored (pictus in Latin) flowers.
Swertia marginata Schrenk 1842
perennial and medicinal plant species in the gentianaceae family
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Rheum rhizostachyum Schrenk 1842
plant species in the polygonaceae family
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Pedicularis cheilanthifolia Schrenk 1842
perennial and medicinal plant species in the orobanchaceae family
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Oxytropis hystrix Schrenk 1842
plant species in the fabaceae family
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Inula rhizocephala (Stemless Inula) Schrenk 1841
perennial and medicinal plant species in the asteraceae family
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Euphorbia sororia Schrenk 1845
annual and medicinal plant species in the euphorbiaceae family
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Euphorbia andrachnoides Schrenk 1844
perennial plant species in the euphorbiaceae family
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Draba oreades Schrenk 1842
medicinal plant species in the brassicaceae family
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Cousinia affinis Schrenk 1841
plant species in the asteraceae family
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Convolvulus gortschakovii Schrenk 1841
plant species in the convolvulaceae family
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Bromus oxyodon Schrenk 1842
annual plant species in the poaceae family
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Arthrophytum subulifolium Schrenk 1845
plant species in the amaranthaceae family
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