Thanks for the useful info Pankaj. I personally feel that the taxonomy has become more complicated after the entry of molecular studies. It has perhaps caused the highest number of name changes (good or bad) in the entire history of botanical nomenclature.
Regards Vijay ------------------------------------------------------------------- Vijayasankar Raman, Ph.D. National Center for Natural Products Research University of Mississippi On Sun, Oct 20, 2013 at 12:29 AM, Balkar Singh <[email protected]> wrote: > Thanks Pankaj ji for Detailed Information about Coelogyne > > > On Thu, Oct 17, 2013 at 9:14 PM, Satish Phadke <[email protected]>wrote: > >> Thanks for the detailed description. >> The meaning of the genus name is interesting. >> >> Dr Satish Phadke >> >> >> On 17 October 2013 16:26, Pankaj Kumar <[email protected]> wrote: >> >>> Coelogyne Lindl. 1821, is a genus of over 200 sympodial epiphytes from >>> the family Orchidaceae, distributed across India, China, Indonesia and >>> the Fiji islands, with the main centers in Borneo, Sumatra and the >>> Himalayas. They can be found from tropical lowland forests to montane >>> rainforests. A few species grow as terrestrials or even as lithophytes >>> in open, humid habitats. The genera Bolborchis Lindl., Hologyne >>> Pfitzer and Ptychogyne Pfitzer are generally included here. The genus >>> is abbreviated Coel in trade journals. >>> >>> The wide distribution of this genus has resulted in a wide variety of >>> temperature variation from species to species, some requiring cool to >>> cold conditions to grow and bloom reliably, while others need >>> decidedly warmer temperatures to achieve the same. >>> >>> The scientific name is derived from the Greek words koilos (hollow) >>> and gyne (woman), referring to the concave stigma. >>> >>> This genus lacks the saccate base of the labellum, a typical >>> characteristic which is present in the other genera in the subtribe >>> Coelogyninae. The free lip has high lateral lobes along the basal part >>> of the labellum (hypochile) and smooth, toothed or warty keels. >>> >>> The pseudobulbs of one internode vary in size. They may be closely or >>> widely spaced through sympodial growth along the rhizome. >>> >>> Inflorescences often show a small to very large number of showy, >>> medium-sized to large flowers. They may arise either from the apex of >>> the newly completed pseudobulb at the end of the growing season (as in >>> Coelogyne fimbriata), or may precede the new growth in early spring >>> (as in Coelogyne cristata). The typical colour range of this genus is >>> white, through tawny brown to green, and occasionally peachy tones. >>> All species have four pollinia. >>> They have often a sweet scent, attracting different kinds of >>> pollinators, such as bees, wasps and beetles. >>> A few species are commonly known as 'necklace orchids', because of >>> their long, pendant, multi-flowered inflorescence. >>> >>> The cooler growing species such as Coelogyne fimbriata, Coelogyne >>> ovalis, Colegyne fuliginosa, Coelogyne cristata, Coelogyne flaccida, >>> Coelogyne nitida originate in the Himalayan region of India and >>> southeast Asia. They require a decided rest period during winter >>> during which they receive no feed, very little water (enough to >>> prevent pseudobulbs shrivelling), cool to cold temperatures and high >>> light. These conditions seem to aid flowering in spring for some >>> growers, though others report that more constant conditions can also >>> produce regular flowering. >>> >>> Coelogyne hybrids include: >>> Coelogyne 'Memoria W. Micholitz' (C. mooreana × C. lawrenceana) >>> Coelogyne 'Linda Buckley' (C. mooreana × C. cristata) >>> Coelogyne 'Burfordiense' (C. pandurata × C. asperata). >>> Coelogyne 'South Carolina' (C. pandurata × C. burfordiense), sometimes >>> called "the black orchid" because of the black coloration of the >>> heavily patterned and structured lip. >>> >>> The traditional taxonomy of the genus Coelogyne is still disputed. >>> Coelogyne has been subdivided in 23 sections or subgenera by De Vogel >>> (1994) and Clayton. Molecular data show that Coelogyne is paraphyletic >>> and should be reorganised. It should include the genera Neogyna and >>> Pholidota, and several sections should be removed, including >>> Cyathogyne, Tomentosae, Rigidiformes, Veitchiae and Verrucosae. This >>> new genus Coelogyne should then contain about 160 species. >>> >>> SOURCE: WIKIPEDIA >>> >>> -- >>> *********************************************************** >>> Pankaj Kumar, Ph.D. >>> IUCN-SSC Orchid Specialist Group Asia >>> >>> Office: >>> Conservation Officer >>> Orchid Conservation Section >>> Flora Conservation Department >>> Kadoorie Farm and Botanic Garden (KFBG) Corporation >>> Lam Kam Road, Tai Po, New Territories, Hong Kong. >>> Residence: >>> 151, 1st Floor, Tai Om Tsuen >>> Lam Tsuen, Tai Po, New Territories, Hong Kong. >>> >>> email: [email protected]; [email protected] >>> Phone: +852 2483 7128 (office - 8:30am to 5:00pm); +852 9436 6251 >>> (mobile). Fax: +852 2483 7194 >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "efloraofindia" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To post to this group, send email to [email protected]. >>> Visit this group at http://groups.google.com/group/indiantreepix. >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "efloraofindia" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/indiantreepix. >> For more options, visit https://groups.google.com/groups/opt_out. >> > > > > -- > Regards > > Dr Balkar Singh > Head, Deptt. of Botany and Biotechnology & > Horticulture Incharge > Arya P G College, Panipat > Haryana-132103 > 09416262964 > > -- > You received this message because you are subscribed to the Google Groups > "efloraofindia" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/indiantreepix. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "efloraofindia" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/indiantreepix. For more options, visit https://groups.google.com/groups/opt_out.
