Daniel Rolander (1722/3 – 10 August 1793) was a

Swedish Swedish or ' may refer to: Anything from or related to Sweden, a country in Northern Europe. Or, specifically: * Swedish language, a North Germanic language spoken primarily in Sweden and Finland ** Swedish alphabet, the official alphabet used by ...

biologist A biologist is a scientist who conducts research in biology. Biologists are interested in studying life on Earth, whether it is an individual Cell (biology), cell, a multicellular organism, or a Community (ecology), community of Biological inter ...

and an apostle of Carl Linnaeus. Rolander was born to a simple family in Hälleberga,

Småland Småland () is a historical province () in southern Sweden. Småland borders Blekinge, Scania, Halland, Västergötland, Östergötland and the island Öland in the Baltic Sea. The name Småland literally means ''Small Lands''. The Latinized fo ...

Sweden Sweden, formally the Kingdom of Sweden,The United Nations Group of Experts on Geographical Names states that the country's formal name is the Kingdom of SwedenUNGEGN World Geographical Names, Sweden./ref> is a Nordic country located on ...

and studied at

Uppsala University Uppsala University ( sv, Uppsala universitet) is a public university, public research university in Uppsala, Sweden. Founded in 1477, it is the List of universities in Sweden, oldest university in Sweden and the Nordic countries still in opera ...

where he came under the influence of Linnaeus. In 1755, Rolander went to Surinam to study and collect plants, which he sent back to Sweden. He recorded his seven months' activities in his journal, ''Diarium Surinamicum, quod sub itinere exotico conscripsit Daniel Rolander, tomus I & II, 1754-1756;'' it was not published until 1811, after Rolander's death. Rolander's work was used by

Christen Friis Rottbøll Christen Friis Rottbøll (3 March 1727, at Hørbygård, Denmark – 15 June 1797, in Copenhagen) was a Danish physician and botanist: He was a pupil of Carolus Linnaeus. Early life Rottbøll was born on the Hørbygaard estate at Holbæk, the so ...

as the basis of botanical publications later in the 18th century. Rolander also made extensive

zoological Zoology ()The pronunciation of zoology as is usually regarded as nonstandard, though it is not uncommon. is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and dis ...

observations, focusing on

insect Insects (from Latin ') are pancrustacean hexapod invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body ( head, thorax and abdomen), three pairs ...

s. While in Surinam, he traveled and collected extensively around

Paramaribo Paramaribo (; ; nicknamed Par'bo) is the capital and largest city of Suriname, located on the banks of the Suriname River in the Paramaribo District. Paramaribo has a population of roughly 241,000 people (2012 census), almost half of Suriname's ...

at first and then up the

Suriname River The Suriname River (Dutch: ''Surinamerivier'') is 480 km long and flows through the country Suriname. Its sources are located in the Guiana Highlands on the border between the Wilhelmina Mountains and the Eilerts de Haan Mountains (where it i ...

. Fearing for his health, the naturalist returned to Europe but was unable to return to Sweden until October 1756, nine months after leaving the Americas. Apparently because of Linnaeus' lack of help in getting home from

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

and his refusal to give his mentor access to the Surinam collections without first being offered an academic post, Rolander and Linnaeus had a severe falling-out. Linnaeus' power and prestige in the academic world made it possible for him to blackball Rolander. Thus, he was unable to gain an academic position and did not publish his findings, gradually drifting into obscurity and poverty due to a misfortune (perhaps the death of a patron he had finally found) and his apparently abrasive personality. He died in

Lund Lund (, , ) is a city in the southern Swedish provinces of Sweden, province of Scania, across the Øresund, Öresund strait from Copenhagen. The town had 91,940 inhabitants out of a municipal total of 121,510 . It is the seat of Lund Municipali ...

. With his

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

journals now translated and published,Rolander, translated by James Dobreff, David Morgan, Claes Dahlman and Josheph Tipton, ed. Lars Hansen. ''The Linnaeus Apostles - Global Science and Adventure: Daniel Rolander's Journal'', IK Foundation. his reputation is being rehabilitated. Rottbøll named the plant genus Rolandra (

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

) after Rolander.

Notes

Sources

* Eisner, Thomas, Jayne Yack and Daniel J. Aneshansley 2001 "Acoustic Concomitants of the Defensive Discharges of a Primitive Bombardier beetle (''Metrius contractus'')," ''Chemoecology'' 11(4): 221–223. * Pain, Stephanie 2007 "The Forgotten Apostle," ''New Scientist'' 195 (4 August 2007): 41–45. {{DEFAULTSORT:Rolander, Daniel 1725 births 1793 deaths Swedish naturalists Age of Liberty people