Good morning Sir. Thank you for explaining all those new terms (to me). It will take some time to get used to those.
Regards, surajit On Monday, 19 March 2012 06:48:29 UTC+5:30, Ron_Convolvulaceae wrote: > > Hello, > > Yes,the literature often uses the term tubercle for these type of > protuberances although most definitions of tubercle specifically indicate > that a tubercle is round or rounded : > > A tubercle or tuberculum. n. In botany, any root of a class embracing both > tuberous roots and tubercles: used specifically by Lindley. n > > -cle— suffix forming nouns > indicating smallness: cubicle > > Tuberculate: An organism or part of an organism which is covered in *fleshy > and raised protuberances,* also called tubercules. > > tubercle n. 1. (Life Sciences & Allied Applications / Botany) any > small*rounded > * nodule or elevation, esp on the skin, on a bone, or on a plant. > *small eminence*, or* warty outgrowth* ;a* tuberlike swelling* > [C16: from Latin tūberculum a little swelling, diminutive of tuber ] > > > and since the protuberances on Ipomoea alba, Ipomoea muricata and Ipomoea > parasitica are usually not truly rounded , I have usually opted to call it > like it is e.g. a *soft-fleshy spine or thorn-like protuberance* because > the structures in question are usually not rounded. > > regards, > > Ron > . > > > > > > > > On Wednesday, March 14, 2012 1:44:35 PM UTC-4, surajit koley wrote: >> >> I've shared Convolvulaceae Week: Ipomoea bona-nox L. from Hooghly >> (WB)<https://docs.google.com/document/d/1HojUqYd3kX4eT6ES0IgwvJRKFrs1PJ2S1WY9Y0vgsN8/edit> >> - >> tracked<https://docs.google.com/document/d/1HojUqYd3kX4eT6ES0IgwvJRKFrs1PJ2S1WY9Y0vgsN8/edit> >> Click to open: >> >> - Convolvulaceae Week: Ipomoea bona-nox L. from Hooghly >> (WB)<https://docs.google.com/document/d/1HojUqYd3kX4eT6ES0IgwvJRKFrs1PJ2S1WY9Y0vgsN8/edit> >> - >> tracked<https://docs.google.com/document/d/1HojUqYd3kX4eT6ES0IgwvJRKFrs1PJ2S1WY9Y0vgsN8/edit> >> >> >> Sir, >> >> I thought my journey (as an explorer) to ‘Convolvulaceae Week’ for the >> current session ended last night! But this afternoon i chanced upon another >> member of this family what i think is Ipomoea bona-nox L. >> >> It is a big sized flower with equally big leaves. I think the ID is >> correct because - >> >> 1) my copy of “Plant Groups” (by H. Mukherji) describes it as “a large >> climber with white flowers....” >> >> 2) it conforms the words “giant white moonflower” & “vines and climbers” >> as have been described in http://davesgarden.com/guides/pf/go/893/#b - >> tracked <http://davesgarden.com/guides/pf/go/893/#b> >> >> 3) as i plucked a flower-bud to force open its petals i noticed secretion >> of “milky juice” and “greenish midpetalline bands” as have been described >> at http://www.mpbd.info/plants/ipomoea-alba.php - >> tracked<http://www.mpbd.info/plants/ipomoea-alba.php> >> >> 4) But i may be wrong, because there is one similar post at - >> https://groups.google.com/forum/?fromgroups#!searchin/indiantreepix/ipomoea$20alba/indiantreepix/0snjTZGmjSQ/7jBkq6TqMS0J >> - >> tracked<https://groups.google.com/forum/?fromgroups#%21searchin/indiantreepix/ipomoea$20alba/indiantreepix/0snjTZGmjSQ/7jBkq6TqMS0J> >> that >> suggests otherwise. >> >> Now, it’s before you to validate the ID. >> >> Species : Ipomoea bona-nox L. ??? >> >> Habit : herb, trailer & climber >> >> Habitat : wild, beside ditch >> >> Date : 14-March-2012, 4.50 p.m. >> >> Place : Kamarkundu (Hooghly), WB >> >> (images : 800x600) >> >> flower (forced open) >> >> flower (underside view) >> >> leaf and bud >> >> plant on the ground >> >> plant showing twining characteristic (but without any flower) >> >> Thank you & Regards, >> >> Surajit Koley >> >> Google Docs makes it easy to create, store and share online documents, >> spreadsheets and presentations. >> [image: Logo for Google Docs] <https://docs.google.com> - >> tracked<https://docs.google.com> >> >
