sorry gurcharanji: i am a total amateur -- i was counting the number of leaves on each whorl - but could not find a pattern -- thanks for correction :)
On Tue, Jan 11, 2011 at 5:34 PM, Gurcharan Singh <singh...@gmail.com> wrote: > I could not figure out > "i started trying to figure out the logic in the number of leaves on > each compound leaf" > Alstonia and compound leaf? > It is fine if we talk about number of leaves in each whorl on branches. > > -- > Dr. Gurcharan Singh > Retired Associate Professor > SGTB Khalsa College, University of Delhi, Delhi-110007 > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > Phone: 011-25518297 Mob: 9810359089 > http://people.du.ac.in/~singhg45/ > > > > On Tue, Jan 11, 2011 at 5:24 PM, Anandi Sharan <sharan.ana...@gmail.com> > wrote: >> >> ok cool ! -- wonderful to know that there are things out there that >> are genuinely not a big deal -- -- :) :) >> >> >> >> >> >> >> >> On Tue, Jan 11, 2011 at 1:25 PM, Pankaj Kumar <sahanipan...@gmail.com> >> wrote: >> > This is true that we cant interpret science with our theories. They >> > are just hypothesis and assumptions. The number of leaflets in >> > compound leaves vary a lot but that too depend on the species. In some >> > plants the numbers are always fixed, like Butea (3), Marsilea (4), >> > Regnellidium (2); but in some like members of Araliaceae, Alstonia, >> > Bombax etc. >> > Its not a big deal. Personally I feel, it may be due to availability >> > of nutrient during that particular times. >> > Its just like having twin or quadruplet or triplet baby. You can never >> > predict it in advance!!! >> > Pankaj >> > >> > >> > On Tue, Jan 11, 2011 at 1:09 PM, Anandi Sharan <sharan.ana...@gmail.com> >> > wrote: >> >> i started trying to figure out the logic in the number of leaves on >> >> each compound leaf. 6 on some twigs, repeated, if there are 7 then >> >> this is also repeated on the next level, others have 9. then i googled >> >> and found alstonia scholaris used in a scientific paper to model a >> >> virtual tree. after applying the procedure the author says "the >> >> difference between the model constructed from our system and the >> >> target plant remains. this is because of the complexity in nature >> >> which [sic] the random could not easily interpreted and calculated by >> >> humans." (p.6). i still have not found anything about the maths >> >> underlying the number of leaves on compound leaves as the tree grows. >> >> so i offer this link as a small contribution to the stories instead. >> >> my conclusion: it must be this gap between what would be >> >> mathematically perfect and what is, that makes nature so perfect. :) >> >> >> >> >> >> http://bioquest.org/products/files/13157_Real-time%203D%20Plant%20Structure%20Modeling%20by%20L-System.pdf >> >> >> >> On Tue, Jan 11, 2011 at 10:12 AM, Pankaj Kumar <sahanipan...@gmail.com> >> >> wrote: >> >>> I dont know, may be the leaves are insect repellent. >> >>> There are could be other reasons. >> >>> There are some funny stories about many such plants. >> >>> For example, why Julius Ceaser had this Laurel Leaf crown though he >> >>> was a king!!! >> >>> People say that he was bald and so some herbal medicine guy told him >> >>> to wear Laurel Leaf Crown to get back the hairs. >> >>> When people came to know about this, they started making fun of him. >> >>> Embarrassed by this, he made a rule that Laurel Leaf crown will be >> >>> worn only by the royal king and even started giving this as prize to >> >>> the athletes even in during Olympics. >> >>> >> >>> Pankaj >> >>> >> >>> On Tue, Jan 11, 2011 at 3:22 AM, nabha meghani <nabha-megh...@gmx.de> >> >>> wrote: >> >>>> two more questions: >> >>>> what is so special about this leaf? >> >>>> the leaf dosen't look so big! >> >>>> Is there any foto available of this "giving" >> >>>> Thanks >> >>>> Nalini >> >>>> >> >>>> ----- Original Message ----- From: "Pankaj Kumar" >> >>>> <sahanipan...@gmail.com> >> >>>> To: "nabha meghani" <nabha-megh...@gmx.de> >> >>>> Cc: "tanay bose" <tanaybos...@gmail.com>; "kiran srivastava" >> >>>> <srivastava...@gmail.com>; <analawa...@gmail.com>; >> >>>> <indiantreepix@googlegroups.com>; <atthar.rash...@gmail.com> >> >>>> Sent: Monday, January 10, 2011 9:38 PM >> >>>> Subject: Re: [efloraofindia:59908] Alstonia scholaris in fruit >> >>>> >> >>>> >> >>>> The compound leaf was used as a plate and the degree which was >> >>>> usually >> >>>> on the paper or parchment sheet or may be leather, or whatever, is >> >>>> kept on the plate. >> >>>> Pankaj >> >>>> >> >>>> >> >>>> >> >>>> >> >>>> On Tue, Jan 11, 2011 at 2:05 AM, nabha meghani <nabha-megh...@gmx.de> >> >>>> wrote: >> >>>>> >> >>>>> Is the text "written" on the leaves? how is that done? >> >>>>> >> >>>>> ----- Original Message ----- >> >>>>> From: tanay bose >> >>>>> To: Pankaj Kumar >> >>>>> Cc: kiran srivastava ; analawa...@gmail.com ; >> >>>>> indiantreepix@googlegroups.com >> >>>>> ; atthar.rash...@gmail.com >> >>>>> Sent: Monday, January 10, 2011 8:54 PM >> >>>>> Subject: Re: [efloraofindia:59906] Alstonia scholaris in fruit >> >>>>> This is still a practice in Viswa Bharati university >> >>>>> shantiniketan, west bengal India >> >>>>> Tanay >> >>>>> >> >>>>> On Mon, Jan 10, 2011 at 10:59 AM, Pankaj Kumar >> >>>>> <sahanipan...@gmail.com> >> >>>>> wrote: >> >>>>>> >> >>>>>> Its called SCHOLARIS because, the old times plates of leaves were >> >>>>>> exclusively used to give away degrees to the students. >> >>>>>> Pankaj >> >>>>>> >> >>>>>> >> >>>>>> On Mon, Jan 10, 2011 at 8:37 PM, tanay bose <tanaybos...@gmail.com> >> >>>>>> wrote: >> >>>>>> > The state tree of Bengal >> >>>>>> > tanay >> >>>>>> > >> >>>>>> > On Mon, Jan 10, 2011 at 6:14 AM, Pankaj Kumar >> >>>>>> > <sahanipan...@gmail.com> >> >>>>>> > wrote: >> >>>>>> >> >> >>>>>> >> One of the local names of Alstonia scholaris is CHHATIM or >> >>>>>> >> CHATNI >> >>>>>> >> CHAAL. >> >>>>>> >> The bark is supposed to be very useful for blood purification >> >>>>>> >> especially in case of diabetes or Jaundice in Jharkhand as well >> >>>>>> >> as in >> >>>>>> >> Ayurveda. Thats why Mr. Nalwade must have seen bark scrapping. >> >>>>>> >> Pankaj >> >>>>>> >> >> >>>>>> >> >> >>>>>> >> On Mon, Jan 10, 2011 at 7:41 PM, kiran srivastava >> >>>>>> >> <srivastava...@gmail.com> wrote: >> >>>>>> >> > A little trivia: Large branches of the big Alstonia scholaris >> >>>>>> >> > tree >> >>>>>> >> > behind >> >>>>>> >> > the house I temporarily stay in Delhi was cut down ostensibly >> >>>>>> >> > to >> >>>>>> >> > allow >> >>>>>> >> > the >> >>>>>> >> > sun rays on the flower bed in the small park. Apparently, the >> >>>>>> >> > local >> >>>>>> >> > garden >> >>>>>> >> > community had this tree trimmed by the NDMC authorities. But >> >>>>>> >> > it >> >>>>>> >> > wouldn't >> >>>>>> >> > surprise me if branches of trees are cut to allow the sun in >> >>>>>> >> > winter >> >>>>>> >> > to >> >>>>>> >> > warm >> >>>>>> >> > up courtyards that are otherwise completely blotted from the >> >>>>>> >> > the >> >> >>>>>> >> > > sun. >> >>>>>> >> > I >> >>>>>> >> > have >> >>>>>> >> > seen it happen. Before it was trimmed the flowers were within >> >>>>>> >> > touching >> >>>>>> >> > distance from the 2nd floor terrace. >> >>>>>> >> > There are several trees such as Semul (Bombax malabaricum) and >> >>>>>> >> > Siris >> >>>>>> >> > (Albizia lebbek) growing in small, old colony roads whose >> >>>>>> >> > branches >> >>>>>> >> > have >> >>>>>> >> > spread widely blocking sunlight in homes. They could be >> >>>>>> >> > trimmed >> >>>>>> >> > especially, >> >>>>>> >> > if old people want to sit out and soak in the sun during >> >>>>>> >> > Delhi's >> >>>>>> >> > winters...and this winter its really cold. >> >>>>>> >> > Cheers, >> >>>>>> >> > Kiran Srivastava >> >>>>>> >> > >> >>>>>> >> > On Mon, Jan 10, 2011 at 7:08 PM, Rashida Atthar >> >>>>>> >> > <atthar.rash...@gmail.com> >> >>>>>> >> > wrote: >> >>>>>> >> >> >> >>>>>> >> >> Ajay ji according to info. in the book 'Trees of Mumbai' pg >> >>>>>> >> >> 51 ..." >> >>>>>> >> >> In >> >>>>>> >> >> olden days the wood of this tree was used to make slates for >> >>>>>> >> >> children, >> >>>>>> >> >> hence scholaris." The book further adds "The dita bark of the >> >>>>>> >> >> tree >> >>>>>> >> >> is >> >>>>>> >> >> used >> >>>>>> >> >> in Indian medecine for treating asthma and heart ailments, >> >>>>>> >> >> fever >> >> >>>>>> >> >> >> and >> >>>>>> >> >> diarrhoea.During the Diwali festival, the bitter bark is >> >>>>>> >> >> consumed >> >>>>>> >> >> before >> >>>>>> >> >> eating sweets to neutralize the excessive intake of sugar." >> >>>>>> >> >> regards, >> >>>>>> >> >> Rashida. >> >>>>>> >> >> >> >>>>>> >> >> >> >>>>>> >> >> On Mon, Jan 10, 2011 at 2:54 PM, Ajay Nalawade >> >>>>>> >> >> <analawa...@gmail.com> >> >>>>>> >> >> wrote: >> >>>>>> >> >>> >> >>>>>> >> >>> We noted Some Bark scraping in Konkan region. >> >>>>>> >> >>> Can anybody tell for which purpose this bark is used??? >> >>>>>> >> >>> >> >>>>>> >> >>> On Mon, Jan 10, 2011 at 1:51 PM, Arijit Banerjee >> >>> >> >>>>>> >> >>> <ari...@gmail.com> >> >>>>>> >> >>> wrote: >> >>>>>> >> >>>> >> >>>>>> >> >>>> Alstonia scholaris in fruit, >> >>>>>> >> >>>> Patuli, Kolkata, India >> >>>>>> >> >>>> 8 January 2011 >> >>>>>> >> >>>> >> >>>>>> >> >>>> The fruits do look quite similar to those of Wrightia >> >>>>>> >> >>>> tinctoria >> >>>>>> >> >>>> (Khirni) >> >>>>>> >> >>>> >> >>>>>> >> >>>> Arijit Banerjee >> >>>>>> >> >>>> >> >>>>>> >> >>> >> >>>>>> >> >> >> >>>>>> >> > >> >>>>>> >> > >> >>>>>> >> >> >>>>>> >> >> >>>>>> >> >> >>>>>> >> -- >> >>>>>> >> *********************************************** >> >>>>>> >> "TAXONOMISTS GETTING EXTINCT AND SPECIES DATA DEFICIENT !!" >> >>>>>> >> >> >>>>>> >> >> >>>>>> >> Pankaj Kumar Ph.D. (Orchidaceae) >> >>>>>> >> Research Associate >> >>>>>> >> Greater Kailash Sacred Landscape Project >> >>>>>> >> Department of Habitat Ecology >> >>>>>> >> Wildlife Institute of India >> >>>>>> >> Post Box # 18 >> >>>>>> >> Dehradun - 248001, India >> >>>>>> > >> >>>>>> > >> >>>>>> > >> >>>>>> > -- >> >>>>>> > Tanay Bose >> >>>>>> > Research Assistant & Teaching Assistant. >> >>>>>> > Department of Botany. >> >>>>>> > University of British Columbia . >> >>>>>> > 3529-6270 University Blvd. >> >>>>>> > Vancouver, B.C. V6T 1Z4 (Canada) >> >>>>>> > Phone: 778-323-4036 (Mobile) >> >>>>>> > 604-822-2019 (Lab) >> >>>>>> > 604-822-6089 (Fax) >> >>>>>> > ta...@interchange.ubc.ca >> >>>>>> > >> >>>>>> > >> >>>>>> >> >>>>>> >> >>>>>> >> >>>>>> -- >> >>>>>> *********************************************** >> >>>>>> "TAXONOMISTS GETTING EXTINCT AND SPECIES DATA DEFICIENT !!" >> >>>>>> >> >>>>>> >> >>>>>> Pankaj Kumar Ph.D. (Orchidaceae) >> >>>>>> Research Associate >> >>>>>> Greater Kailash Sacred Landscape Project >> >>>>>> Department of Habitat Ecology >> >>>>>> Wildlife Institute of India >> >>>>>> Post Box # 18 >> >>>>>> Dehradun - 248001, India >> >>>>> >> >>>>> >> >>>>> >> >>>>> -- >> >>>>> Tanay Bose >> >>>>> Research Assistant & Teaching Assistant. >> >>>>> Department of Botany. >> >>>>> University of British Columbia . >> >>>>> 3529-6270 University Blvd. >> >>>>> Vancouver, B.C. V6T 1Z4 (Canada) >> >>>>> Phone: 778-323-4036 (Mobile) >> >>>>> 604-822-2019 (Lab) >> >>>>> 604-822-6089 (Fax) >> >>>>> ta...@interchange.ubc.ca >> >>>>> >> >>>>> >> >>>> >> >>>> >> >>>> >> >>>> -- >> >>>> *********************************************** >> >>>> "TAXONOMISTS GETTING EXTINCT AND SPECIES DATA DEFICIENT !!" >> >>>> >> >>>> >> >>>> Pankaj Kumar Ph.D. (Orchidaceae) >> >>>> Research Associate >> >>>> Greater Kailash Sacred Landscape Project >> >>>> Department of Habitat Ecology >> >>>> Wildlife Institute of India >> >>>> Post Box # 18 >> >>>> Dehradun - 248001, India >> >>>> >> >>> >> >>> >> >>> >> >>> -- >> >>> *********************************************** >> >>> "TAXONOMISTS GETTING EXTINCT AND SPECIES DATA DEFICIENT !!" >> >>> >> >>> >> >>> Pankaj Kumar Ph.D. (Orchidaceae) >> >>> Research Associate >> >>> Greater Kailash Sacred Landscape Project >> >>> Department of Habitat Ecology >> >>> Wildlife Institute of India >> >>> Post Box # 18 >> >>> Dehradun - 248001, India >> >>> >> >> >> >> >> >> >> >> -- >> >> ---- >> >> >> > >> > >> > >> > -- >> > *********************************************** >> > "TAXONOMISTS GETTING EXTINCT AND SPECIES DATA DEFICIENT !!" >> > >> > >> > Pankaj Kumar Ph.D. (Orchidaceae) >> > Research Associate >> > Greater Kailash Sacred Landscape Project >> > Department of Habitat Ecology >> > Wildlife Institute of India >> > Post Box # 18 >> > Dehradun - 248001, India >> > >> >> >> >> -- >> ---- > > > > -- ----
