Eric Ragnor Sventenius

Hispano-swedish botanist (1910–1973).

Eric (Don Ericus) Ragnor Sventenius (born Erik Ragnar Svensson; also known simply as Eric (Erich, Enrico) Ragnor) (10 October 1910 — 23 June 1973) was a Hispano-Swedish botanist. Born in the small town of Skirö, Vetlanda, he studied in various universities across Europe. In Spain, he studied at the Marimurta Botanical Garden in Blanes which had been founded in 1920 by Karl Faust. In 1931, he traveled to the Canary Islands. In 1952, he began working at the Botanical Garden of Tenerife (Jardín de Aclimatación de la Orotava). He studied and cataloged unclassified Canarian species. Sventenius p

Abbreviations: Svent.
Occupations: botanist, botanical illustrator
Citizenships: Sweden, Spain
Languages: Spanish
Dates: 1910-01-01T00:00:00Z – 1973-01-01T00:00:00Z
Birth place: Sweden
Direct attributions: 73 plants, 0 fungi
Authorship mentions: 116 plants, 0 fungi

73 plants attributed, 43 plants contributed to116 plants:

Euphorbia anachoreta (Selvagens Spurge) Svent. 1969
critically endangered plant species in the euphorbiaceae family
Euphorbia anachoreta is a species of flowering plant in the family Euphorbiaceae, endemic to the Fora Islet of the Savage Islands. This species has been considered a Critically Endangered species due to its highly restricted population size. As most other succulent members of the genus Euphorbia, its trade is regulated under Appendix II of CITES. In the wild, it grows in the crags of basaltic rocks, where it is sheltered from salty winds.
Asparagus fallax (Esparragera) Svent. 1960
endangered plant species in the asparagaceae family
Asparagus fallax, the Monteverde asparagus, is a species of flowering plant in the family Asparagaceae.
Marcetella Svent. 1948
plant genus in the rosaceae family
Marcetella is a genus of flowering plants belonging to the family Rosaceae. It is native to the Canary Islands and Madeira within Macaronesia. The genus name of Marcetella is in honour of Adeodato Francisco Marcet (1875–1964), a Spanish clergyman, botanist and agronomist. Who also worked in a botanical garden in Blanes. It was first described and published in Bol. Inst. Nac. Invest. Agron. Vol.18 (Issue 95) on page 263 in 1948.
Euphorbia bravoana Svent. 1954
plant species in the euphorbiaceae family
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Asparagus plocamoides Webb ex Svent. 1969
vulnerable plant species in the asparagaceae family
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Asparagus nesiotes Svent. 1969
endangered and perennial plant species in the asparagaceae family
Asparagus nesiotes is a species of flowering plant in the family Asparagaceae, native to the Canary Islands and the Savage Islands (Selvagens). Asparagus nesiotes is a source of feed for small ruminants. Two subspecies are accepted. Asparagus nesiotes subsp. nesiotes is native to Selvagem Grande in the Selvagens. Asparagus nesiotes subsp. purpuriensis Marrero Rodr. & A.Ramos is native to Lanzarote and Fuerteventura in the Canary Islands.
Marcetella moquiniana (Burnet Tree) (Webb & Berthel.) Svent. 1948
endangered plant species in the rosaceae family
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Limonium dendroides Svent. 1960
critically endangered plant species in the plumbaginaceae family
Limonium dendroides is a species of flowering plant in the family Plumbaginaceae, native to La Gomera in the Canary Islands. There are fewer than 40 mature individuals remaining in the wild, with the number decreasing.
Globularia sarcophylla Svent. 1954
vulnerable plant species in the plantaginaceae family
Globularia sarcophylla is a plant endemic to Gran Canaria, where it is rare and confined to basalt mountain cliffs of the Caldera de Tirajana, Los Leales, La Culata etc. around 1,600 m (5,200 ft) in elevation. Its leaves small, obovate, fleshy, about 2 cm (0.79 in) long. The flowers are blue. Flower heads are solitary about 1.5 cm (0.59 in) across, on 5–6 cm (2.0–2.4 in) long terminal peduncles.
Bencomia exstipulata (Guanches’ Rose) Svent. 1960
vulnerable plant species in the rosaceae family
Bencomia exstipulata, the Guanches’ rose or summit bencomia, is a species in the flowering plant family of Rosaceae.
Parolinia intermedia Svent. & Bramwell 1970
plant species in the brassicaceae family
Parolinia intermedia is a species of flowering plants in the family Brassicaceae. It is native to the island of Tenerife in the Canary Islands of Spain.
Echium triste Svent. 1960
annual and perennial plant species in the boraginaceae family
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Echium handiense Svent. 1960
critically endangered plant species in the boraginaceae family
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Descurainia gonzalezii Svent. 1953
plant species in the brassicaceae family
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Descurainia gilva Svent. 1953
plant species in the brassicaceae family
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Convolvulus lopezsocasii Svent. 1960
endangered plant species in the convolvulaceae family
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Sonchus capillaris Svent. 1960
plant species in the asteraceae family
Sonchus capillaris is a species of flowering plant in the family Asteraceae. It is endemic to the Canary Islands.
Ruta microcarpa Svent. 1967
endangered plant species in the rutaceae family
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Micromeria pineolens Svent. 1960
plant species in the lamiaceae family
Micromeria pineolens (tomillo del pinar, tomillón) is an endangered species of flowering plant in the Lamiaceae native to Gran Canaria in the Canary Islands. It is a woody sub-shrub, 30–70 cm in height, with hairy, yellowish-green leaves about 1.5 to 2 cm in length, and pink flowers.
Echium acanthocarpum (Blue Bugloss) Svent. 1969
critically endangered plant species in the boraginaceae family
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Descurainia artemisioides Svent. 1953
plant species in the brassicaceae family
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Atractylis arbuscula Svent. & Michaelis 1969
endangered plant species in the asteraceae family
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Pterocephalus porphyranthus Svent. 1969
plant species in the caprifoliaceae family
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Plantago famarae Svent. 1960
critically endangered plant species in the plantaginaceae family
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Parolinia schizogynoides Svent. 1960
vulnerable plant species in the brassicaceae family
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Marcetella maderensis (Bornm.) Svent. 1948
endangered plant species in the rosaceae family
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Helianthemum thymiphyllum Svent. 1960
plant species in the cistaceae family
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Helianthemum bystropogophyllum Svent. 1960
critically endangered plant species in the cistaceae family
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Euphorbia × petterssonii Svent. 1949
plant hybrid species in the euphorbiaceae family
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Euphorbia × navae Svent. 1948
plant hybrid species in the euphorbiaceae family
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