''Dendrobium'' section ''Rhizobium'' is a section of the genus '' Dendrobium''.

Description

Plants in this section have thick, fleshy to terete leaves produced along a thin and wiry stem. The section was established in 1851 by

John Lindley John Lindley FRS (5 February 1799 – 1 November 1865) was an English botanist, gardener and orchidologist. Early years Born in Catton, near Norwich, England, John Lindley was one of four children of George and Mary Lindley. George Lindley w ...

and

Joseph Paxton Joseph is a common male given name, derived from the Hebrew Yosef (יוֹסֵף). "Joseph" is used, along with "Josef", mostly in English, French and partially German languages. This spelling is also found as a variant in the languages of the mo ...

. Species in this section was included in the genus ''Dockrilla'', named after Alick Dockrill,Australian Plants Online. "What is a ''Dockrillia''?"
by authors including David Jones, Mark Clements and

Stephan Rauschert Stephan may refer to: * Stephan, South Dakota, United States * Stephan (given name), a masculine given name * Stephan (surname), a Breton-language surname See also * Sankt-Stephan * Stefan (disambiguation) * Stephan-Oterma * Stephani * Stephe ...

for some species formerly included in the genus '' Dendrobium''. A 2008 paper, based on a study the

molecular phylogenetics Molecular phylogenetics () is the branch of phylogeny that analyzes genetic, hereditary molecular differences, predominantly in DNA sequences, to gain information on an organism's evolutionary relationships. From these analyses, it is possible to ...

of a wide range of related orchids, concluded that "the splitting of Australasian dendrobiums into various genera by other authors is excessive and unnecessary" moving the species back to the section Rhizobium.

Distribution

Plants from this section are found in

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New Guinea New Guinea (; Hiri Motu Hiri Motu, also known as Police Motu, Pidgin Motu, or just Hiri, is a language of Papua New Guinea, which is spoken in surrounding areas of Port Moresby (Capital of Papua New Guinea). It is a simplified version of ...

New Caledonia ) , anthem = "" , image_map = New Caledonia on the globe (small islands magnified) (Polynesia centered).svg , map_alt = Location of New Caledonia , map_caption = Location of New Caledonia , mapsize = 290px , subdivision_type = Sovereign st ...

and

Vanuatu Vanuatu ( or ; ), officially the Republic of Vanuatu (french: link=no, République de Vanuatu; bi, Ripablik blong Vanuatu), is an island country located in the South Pacific Ocean. The archipelago, which is of volcanic origin, is east of no ...

Description

Distribution

Species

Natural Hybrids

References