Thanks for this useful info Pankaj Ji..
On Sun, Oct 20, 2013 at 11:13 AM, Vijayasankar <[email protected]>wrote: > 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. > -- Regards, Dr. Nidhan Singh Assistant Professor Department of Botany I.B. (PG) College Panipat-132103 Haryana Ph.: 09416371227 -- 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.
