Iwasaki Tsunemasa also Kan-en ( or , 1786–1842) was a Japanese botanist,

zoologist 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 d ...

and entomologist. He was also a

samurai were the hereditary military nobility and officer caste of medieval and early-modern Japan from the late 12th century until their abolition in 1876. They were the well-paid retainers of the '' daimyo'' (the great feudal landholders). They h ...

in the service of the

Tokugawa shogunate The Tokugawa shogunate (, Japanese 徳川幕府 ''Tokugawa bakufu''), also known as the , was the military government of Japan during the Edo period from 1603 to 1868. Nussbaum, Louis-Frédéric. (2005)"''Tokugawa-jidai''"in ''Japan Encyclopedia ...

. He wrote: * ''Bukō-sanbutsu-shi'' a work on the natural history of the Edo district including botany zoology and entomology as lists. * ''Honzō Zufu'' (Iconographia Plantarum or Diagrams and Chronicles of Botany) a woodblock illustrated work (1828, 1884, 1920, 1921 in 93 volumes). Plants only. * ''Honzō Sen'yō'' (Essentials to the study of plants and animals). Unpublished. Two volumes includes insects and gives some

Dutch Dutch commonly refers to: * Something of, from, or related to the Netherlands * Dutch people () * Dutch language () Dutch may also refer to: Places * Dutch, West Virginia, a community in the United States * Pennsylvania Dutch Country People E ...

names. Some editions include the

Binomial nomenclature In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

introduced by

Carl Linnaeus Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his Nobility#Ennoblement, ennoblement in 1761 as Carl von Linné#Blunt, Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalise ...

in 1758. * ''Sōmoku-sodategusa'' (Cultivation of Flowering Plants). Two volumes of woodcut illustrations (1818).Includes 13

Ukiyo-e Ukiyo-e is a genre of Japanese art which flourished from the 17th through 19th centuries. Its artists produced woodblock prints and paintings of such subjects as female beauties; kabuki actors and sumo wrestlers; scenes from history and folk t ...

of insects which cause plant damage. One was ''

Papilio xuthus ''Papilio xuthus'', the Asian swallowtail, Chinese yellow swallowtail or Xuthus swallowtail, is a yellow-colored, medium to large sized swallowtail butterfly found in northeast Asia, northern Myanmar, southern China, Taiwan, the Korean Penins ...

'' which fed on fragrant

citrus ''Citrus'' is a genus of flowering trees and shrubs in the rue family, Rutaceae. Plants in the genus produce citrus fruits, including important crops such as oranges, lemons, grapefruits, pomelos, and limes. The genus ''Citrus'' is native to ...

. He described the larva with its

osmeterium The osmeterium is a defensive organ found in all papilionid larvae, in all stages. The organ is situated in the prothoracic segment and can be everted when the larva feels threatened. The everted organ resembles a fleshy forked tongue (not unlik ...

External links

Kew Gallery of Kan'en Iwasaki

''Honzō Zufu'' images (1830 and 1844 edition)
at National Diet Library
''Honzō Zufu'' images
at

University of Tokyo , abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project b ...

References

Ueno Masuzo (year?) Japanese entomology in the first half of the nineteenth century ''Japanese journal of entomology'' Vol.27, No.1(19590315) pp. 4–9 The Entomological Society of Japan Japanese entomologists 1786 births 1842 deaths Botanical illustrators {{Japan-scientist-stub