A xylotheque or xylothek (from the Greek xylon for "wood" and theque meaning "repository") is special form of herbarium that consists of a collection of authenticated wood specimens. [1] It is also known as a xylarium (from the Greek xylon for "wood" and Latin arium meaning "separate place"). Traditionally, xylotheque specimens were in the form of book-shaped volumes, each made of a particular kind of wood and holding samples of the different parts of the corresponding plant. While the terms are often used interchangeably, some use xylotheque to refer to these older collections of wooden 'books' and xylarium for modern collections in which some or all of the specimens are in simpler shapes, such as blocks or plaques with information engraved on their surfaces. [1] Many countries have at least one xylotheque with native flora, and some also house flora from other parts of the world. They are valuable to specialists in forestry, botany, conservation, forensics, art restoration, paleontology, archaeology, and other fields. [2]
Xylotheques date back to the later 17th century, when wood specimens began to appear in cabinets of curiosity. [3] Over time, they grew larger and more systematic, with hundreds of individual volumes in a single collection. The oldest extant collection was established in 1823 at the University of Leningrad, and by the middle of the century they had been established in many European countries. [1] [3] [4] Australia now houses 12 xylaria holding 11% of the world's wood specimens, [4] while the Oxford Forestry Institute's xylarium holds about 13%. [1]
In older xylotheques, the wooden volumes were typically made out of the same wood as the specimens inside and sometimes decorated with tree bark and associated lichens and mosses. [3] Each volume housed seeds, flowers, twigs, and leaves from the corresponding tree or bush, along with a written description hidden in a small compartment set into the inner spine. An alternative form of xylotheque found in Japan and elsewhere featured paintings of the plant parts rather than actual field specimens. [3]
Even a modest collection of wood samples has value, as each of its samples has a particular history. Xylotheques provide comparison samples for xylotomy, art historical studies, and scientific studies of the physical and mechanical properties of wood, such as durability and preservation. Xylotheques are also useful for anyone who needs to make a morphological-visual analysis of wood.
The xylotheque with the largest number of samples is the Samuel James Record Collection in the United States, which holds 98,000 samples. Formerly housed at the Forestry School of Yale University in New Haven, Connecticut, it was transferred to the U.S. Forest Service's Forest Products Laboratory in 1969. [1] [5] The second largest xylotheque belongs to the Royal Museum of Central Africa in Tervuren, Belgium, with 57,000 samples. [1] The Thünen Institute of Wood Research in Hamburg has more than 37,000 samples. [6]
Xyloteque | Samples |
Xylarium Bogoriense, Bogor (Indonesia) | 187,657 [7] |
Madison, Wisconsin (United States) | 98,000 [1] |
Tervuren (Belgium) | 57,000 [1] |
Hamburg (Germany) | 37,000 [6] |
RBG Kew (UK) | 34,000 [8] |
Building Research Establishment (UK) | 30,000 [9] |
São Paulo (Brazil) | 17,000 [10] |
Beecroft (Australia) | 13,000 [10] |
The Index xylariorum is a listing of the world's xylaria. It was conceived of by William Louis Stern (1926– ) who first published the work in 1967. [11] A subsequent work in 1981 was published by the Botanic Garden of the Polish Academy of Sciences as "No. 1" of the series. [12] Stern then published the third revised edition of this work in 1988. [13] Anna H. Lynch and Peter E. Gasson compiled Index Xylariorum 4.1 in 2010, and the International Association of Wood Anatomists updated the list in 2016 under the supervision of Frederic Lens. [14] In addition to the link to the PDF of this document provided in the reference list of this article, Index Xylariorum 4.1 can also be accessed online as a database through the Global Timber Tracking Network website here.
Below is a list of the Index xylariorum codes, locations, and institutional names included by Stern in his 1988 Index xylariorum. [13] This list is provided for historic context.
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For documenta 13 in 2012, American artist Mark Dion created a new hexagonal display chamber for the Schildbach Xylotheque at the Natural History Museum in Kassel, Germany. As part of the project, he created six new volumes made of wood from each of the continents (excluding Antarctica). [15]
Royal Botanic Gardens, Kew is a non-departmental public body in the United Kingdom sponsored by the Department for Environment, Food and Rural Affairs. An internationally important botanical research and education institution, it employs 1,100 staff. Its board of trustees is chaired by Dame Amelia Fawcett.
A herbarium is a collection of preserved plant specimens and associated data used for scientific study.
The Arnold Arboretum of Harvard University is a botanical research institution and free public park, located in the Jamaica Plain and Roslindale neighborhoods of Boston, Massachusetts. Established in 1872, it is the oldest public arboretum in North America. The landscape was designed by Charles Sprague Sargent and Frederick Law Olmsted and is the second largest "link" in the Emerald Necklace. The Arnold Arboretum's collection of temperate trees, shrubs, and vines has an emphasis on the plants of the eastern United States and eastern Asia, where arboretum staff and colleagues are sourcing new material on plant collecting expeditions. The arboretum supports research in its landscape and in its Weld Hill Research Building.
Joseph Henry Maiden was a botanist who made a major contribution to knowledge of the Australian flora, especially the genus Eucalyptus. This botanist is denoted by the author abbreviation Maiden when citing a botanical name.
James Hamlyn Willis was an Australian botanist. He described 64 new species of plants, and published more than 880 works including the landmark two-volume A Handbook to plants in Victoria between 1962 and 1973.
Plant collecting is the acquisition of plant specimens for the purposes of research, cultivation, or as a hobby. Plant specimens may be kept alive, but are more commonly dried and pressed to preserve the quality of the specimen. Plant collecting is an ancient practice with records of a Chinese botanist collecting roses over 5000 years ago.
Hugh Cuming was an English collector who was interested in natural history, particularly in conchology and botany. He has been described as the "Prince of Collectors".
Elmer Drew Merrill was an American botanist and taxonomist. He spent more than twenty years in the Philippines where he became a recognized authority on the flora of the Asia-Pacific region. Through the course of his career he authored nearly 500 publications, described approximately 3,000 new plant species, and amassed over one million herbarium specimens. In addition to his scientific work he was an accomplished administrator, college dean, university professor and editor of scientific journals.
Augustine Henry was a British-born Irish plantsman and sinologist. He is best known for sending over 15,000 dry specimens and seeds and 500 plant samples to Kew Gardens in the United Kingdom. By 1930, he was a recognised authority and was honoured with society membership in Belgium, Czechoslovakia, Finland, France, and Poland. In 1929 the Botanical Institute of Peking dedicated to him the second volume of Icones plantarum Sinicarum, a collection of plant drawings. In 1935, John William Besant was to write: 'The wealth of beautiful trees and flowering shrubs which adorn gardens in all temperate parts of the world today is due in a great measure to the pioneer work of the late Professor Henry'.
The Blatter Herbarium (BLAT), in St. Xavier's College, Mumbai, is a major Herbarium in India. It is listed in the Index Herbariorum, published by the International Association for Plant Taxonomy and New York Botanical Garden. The Herbarium specializes in the vascular plants of western India; algae, mosses, and fungi of Mumbai; seed samples of medicinally and economically important plants of Maharashtra, and wood samples of Maharashtra. The institute holds the largest botanical collection in western India.
The Harvard University Herbaria and Botanical Museum are institutions located on the grounds of Harvard University at 22 Divinity Avenue, Cambridge, Massachusetts. The Botanical Museum is one of three which comprise the Harvard Museum of Natural History.
James Sykes Gamble was an English botanist who specialized in the flora of the Indian sub-continent; he became Director of the British Imperial Forest School at Dehradun, and a Fellow of the Royal Society.
The Australian Plant Name Index (APNI) is an online database of all published names of Australian vascular plants. It covers all names, whether current names, synonyms or invalid names. It includes bibliographic and typification details, information from the Australian Plant Census including distribution by state, links to other resources such as specimen collection maps and plant photographs, and the facility for notes and comments on other aspects.
The National Herbarium of Victoria is one of Australia's earliest herbaria and the oldest scientific institution in Victoria. Its 1.5 million specimens of preserved plants, fungi and algae—collectively known as the State Botanical Collection of Victoria—comprise the largest herbarium collection in Australia and Oceania.
Samuel James Record was an American botanist who played a prominent role in the study of wood.
George Chippendale was an Australian botanist and a strong proponent of growing Australian Native plants. As well as a career in botany, he also taught his love of botany to all who would listen through talks to children, special interest groups, walks on Canberra'a Black Mountain and more recently through the U3A, both in class and online. He knew the value of planting local native plants in gardens as they would survive local conditions and save water.
A scientific collection is a collection of items that are preserved, catalogued, and managed for the purpose of scientific study.
The National Herbarium of New South Wales was established in 1853. The Herbarium has a collection of more than 1.4 million plant specimens, making it the second largest collection of pressed, dried plant specimens in Australia, including scientific and historically significant collections and samples of Australian flora gathered by Joseph Banks and Daniel Solander during the voyage of HMS Endeavour in 1770.
The University of Melbourne Herbarium is a teaching and research herbarium within the School of Biosciences, University of Melbourne in Parkville, Victoria, Australia. Its Index Herbariorum code is MELU.
Exsiccata is a work with "published, uniform, numbered set[s] of preserved specimens distributed with printed labels". Typically, exsiccatae are numbered collections of dried herbarium specimens or preserved biological samples published in several duplicate sets with a common theme or title, such as Lichenes Helvetici. Exsiccatae are regarded as scientific contributions of the editor(s) with characteristics from the library world and features from the herbarium world. Exsiccatae works represent a special method of scholarly communication. The text in the printed matters/published booklets is basically a list of labels (schedae) with information on each single numbered exsiccatal unit. Extensions of the concept occur.