Wonderful.... thanks for sharing. Dactylorhiza hatagirea is one unique name too. But genus and species epithet means the same thing, PALM SHAPED. Dactylorhiza - Dactyl or palm like root; hatagirea - from sanskrit palm like root.... Very few of such unique names exist in botany.... Pankaj
On Fri, Oct 11, 2013 at 6:01 PM, D.S Rawat <drdsrawat.alpin...@gmail.com> wrote: > Alpine zones in the Himalaya have short growing season lasting for 6-7 > months only and rest of the time these areas remain covered with snow. In > such a short growing season plants have to grow, produce flower, compete for > pollinators, set seeds and disperse them to complete their life cycle. Many > of the plants including alpine orchids (Dactylorhiza hatagirea, Goodyera > fusca, Malaxis muscifera, Malaxis cylindrostachya etc) form flower/ > Inflorescence or entire aerial parts of plant body in miniature form inside > their perennation (overwintering) bud. It is an advance preparation for > early and rapid growth in next season. Since all the parts are preformed > rapid growth is possible after snow melt. But what could be the source of > energy for such rapid growth? In D.hatagirea each year a new hand shaped > tuber is formed underground which is full of stored food (carbohydrates) > earned in current years photosynthesis, while stored food of last year’s > tuber is used up for rapid growth. So each year one new tuber is formed > while older tuber is exhausted. Both of these tubers can be seen at the end > of season (September-October), one turgid- full of stored food, while other > shrunk and decaying devoid of stored food. Attached picture tells the story. > > Source: My own observations > > DSRawat Pantnagar > > -- > 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 indiantreepix+unsubscr...@googlegroups.com. > To post to this group, send email to indiantreepix@googlegroups.com. > Visit this group at http://groups.google.com/group/indiantreepix. > For more options, visit https://groups.google.com/groups/opt_out. -- *********************************************************** 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: pku...@kfbg.org; sahanipan...@gmail.com 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 indiantreepix+unsubscr...@googlegroups.com. To post to this group, send email to indiantreepix@googlegroups.com. Visit this group at http://groups.google.com/group/indiantreepix. For more options, visit https://groups.google.com/groups/opt_out.
