Dear Dinesh ji your plant is Nervilia aragoana thanks N.S.Dungriyal IFS Chief Conservator of Forests and Field Director Satpura Tiger Reserve Hoshangabad M.P. 09424792100
________________________________ From: Dinesh Valke <[email protected]> To: Nayan Singh <[email protected]> Cc: Dr. Pankaj Kumar <[email protected]>; indiantreepix <[email protected]> Sent: Fri, 9 October, 2009 10:22:43 AM Subject: Re: [indiantreepix:20483] Re: Nervilia plicata ?? form Pench - NSD 40 Nayan ji, Pankaj ji, ... a photo of leaves which look quite similar to Nervilia plicata ... are they of N. plicata ? Place: Tungareshwar Wildlife Sanctuary Date: 12 SEP 09 Regards. On Fri, Oct 9, 2009 at 9:02 AM, Nayan Singh <[email protected]> wrote: Dear Pankaj >Thanks for your id confirmation and detail information. >really interesting to know its emerging pattern and water harvesting system >I saw this plant many times in Pench but only in vegetative stage not in >flowering & fruiting stage >now i will try next year for the flowering stage just at onset of monsoon when >Scilla appear & flowers in plenty >for first time when i saw this plant it appeared me like a creeper on the >forest floor, but no stolons or runners were visible >generally i don't up root any plat, but to confirm my doubt, whether it >has under ground runner, i uprooted one >& found the single leaves was in fact a individual plant. >There was an underground corm with a long foliar stalk and a leaf at the top >at the surface on forest floor. >two lateral branches were appearing from the collar region and moving downward >I think at the tip of these two branches corms will develop and will help in >vegetative propogation of the plant laterally, >so a creeper like appearance develop on the forest floor, this is totally my >cooked thought, not red anywhere. > Thanks again >Nayan. >........................................ >N.S.Dungriyal IFS >Chief Conservator of Forests >and Field Director >Satpura Tiger Reserve Hoshangabad >M.P. >09424792100 > > > > > ________________________________ From: Dr. Pankaj Kumar <[email protected]> >To: indiantreepix <[email protected]> >Sent: Fri, 9 October, 2009 12:15:46 AM >Subject: [indiantreepix:20480] Re: Nervilia plicata ?? form Pench - NSD 40 > > > >Dear Sir, > >Yes this is: > >Nervilia plicata (Andrews) Schltr., Bot. Jahrb. Syst. 45: 403 (1911). > >This is also an orchid which flowers during stress, but only when it >knows that it is about to rain. The callus is formed on the top or >side of the eye of the underground corm, which has two apex. Floral >stalk emerges first. Foliar stalk is slow growing, full leaves are >formed even after the fruit dehisces. The leaf, helps in storing food >material in the corm and dies off by the beginning of winter. The >floral stalk is said to bear only two flowers, there are other species >like N. carinata, N. infundibulifolia, N. prainiana which bears single >flower. N. aragoana, N. scottii and N. gammieana bears multiple >flowers. > >This group Nervilia is also unique due to presence of solitary, >plicate leaves that may or may not be tightly apressed on the ground. > >WHY WOULD A LEAF BE PLICATE AND INFUNDIBULIFORM AT THE SAME TIME? > >That is most probably to collect rain water on the leaves and divert >it towards the main petiole and finally towards the underground corm >which is facilitated with short length roots. Its a way of making >maximum use of rain water available during initial phase. There is a >channel on the petiole running longitudinally towards the base, which >makes me assume this theory. And when the plant is satisfied then the >leaves flatten or the margin bends so as to divert water away from the >main axis. > >I have never seen this in wild. You are lucky sir!! Check this place >again just during the pre monsoon showers. You will find them >flowering in leafless condition. > >Interestingly this plant is distributed from India (South east Asia) >to Australia!! > >Regards >Pankaj > > > ________________________________ >From cricket scores to your friends. Try the Yahoo! India Homepage! > >> > Yahoo! India has a new look. Take a sneak peek http://in.yahoo.com/trynew --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "indiantreepix" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.co.in/group/indiantreepix?hl=en -~----------~----~----~----~------~----~------~--~---
