Many many thanks Ron for shedding light on these two close species: *Ipomoea hederifolia* and *Ipomoea coccinea*. Regards. Dinesh
On Sat, Mar 17, 2012 at 9:12 AM, Gurcharan Singh <[email protected]> wrote: > Dear Ron > You are surely a great expert of Convolvulaceae, and we would surely like > to be guided by you. It is really fortunate that you have found time to > interact during Convolulaceae week. It would help us all if you could > kindly list the diagnostic differences between I. hederifolia and I. > coccinea (and your opinion on whether you agree with The Plant List as > synonym of I. rubriflora). > > > -- > 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://www.gurcharanfamily.com/ > http://people.du.ac.in/~singhg45/ > > > On Sat, Mar 17, 2012 at 1:12 AM, Ron_Convolvulaceae > <[email protected]>wrote: > >> Hello fellow taxonomic enthusiasts, >> >> I have grown many strains of both Ipomoea hederifolia and Ipomoea >> coccinea from different parts of the world and here is my firm conclusion. >> >> >> The flower and leaf form may vary considerably in both of the species in >> question , so do not be fooled into attempting to Identify by either the >> corolla or the leaves...but , the calyx and more importantly the behavior >> of the pedicel is THE most important aspect to consider and I see erect >> pedicels in this set of photos. >> >> >> My conclusion is the plants shown here are Ipomoea hederifolia. >> >> >> Please be aware that the references and keys are most often written by >> people working in the field where precise measurements and clear closeup >> photographs of all relevant parts and at all stages of growth is rarely >> possible., so the keys of yesterday are somewhat obviated by the >> macro-photography of the computer age... >> >> The people who wrote many of the keys never actually grew the plants ( or >> studied them every single day watching very closely every single >> development of the parts at all stages of growth) but they were often >> forced to do what they could in the form of taking quick notes in the field >> as they moved on to the next series of plants they hoped to get >> to...quantity of information often took priority over quality and line >> drawing were what was possible long before before small digital cameras. >> >> >> I hope that my observations and thoughts may ultimately prove to be of >> value, >> >> regards, >> >> Ron >> >> >> >> On Monday, March 12, 2012 4:27:51 PM UTC-4, Dinesh Valke wrote: >> >>> *Ipomoea hederifolia * L. >>> >>> >>> >>> - *ip-oh-MEE-uh* or *ip-oh-MAY-uh* -- worm-like; referring to coiled >>> flower bud >>> *hed-er-ih-FOH-lee-uh* -- with leaves resembling *Hedera* (Ivy genus) >>> - ... Dave's >>> Botanary<http://www.google.com/url?q=http%3A%2F%2Fdavesgarden.com%2Fguides%2Fbotanary%2F&sa=D&sntz=1&usg=AFrqEzf-XnKALJLi4ZvWhItDcjW2mcyZrg> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fdavesgarden.com%2Fguides%2Fbotanary%2F&sa=D&sntz=1&usg=AFrqEzf-XnKALJLi4ZvWhItDcjW2mcyZrg> >>> >>> >>> [image: Ipomoea >>> hederifolia]<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F356923177%2F&sa=D&sntz=1&usg=AFrqEzdIAXkrxF8iREZTWZYn8d0TLA6ZSg> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F356923177%2F&sa=D&sntz=1&usg=AFrqEzdIAXkrxF8iREZTWZYn8d0TLA6ZSg> >>> Jan 14, 2007 ... at Powai, Mumbai >>> >>> >>> *commonly known as*: ivy-leaf morning glory, scarlet creeper, scarlet >>> morning glory, star ipomoea, trompillo • *Kannada*: ಹಾಳು ಬಳ್ಳಿ haalu >>> balli, ಕಾಡು ತುಮ್ಬೆ kaadu tumbe • *Malayalam*: suryakanti • *Marathi*: >>> लाल पुंगळी lal pungli • *Tamil*: kanavalikkodi • *Telugu*: kasiratnam >>> ... *help me* by validating the vernacular names, and providing them in >>> their native scripts >>> >>> *Native to*: the Americas; widely naturalized >>> >>> *References*: Flowers of >>> India<http://www,flowersofindia.in/catalog/slides/Scarlet%20Morning%20Glory.html> >>> - >>> tracked<http://www,flowersofindia.in/catalog/slides/Scarlet%20Morning%20Glory.html>• >>> Dave's >>> Garden<http://www.google.com/url?q=http%3A%2F%2Fdavesgarden.com%2Fpf%2Fgo%2F58095%2Findex.html&sa=D&sntz=1&usg=AFrqEzfqyQQ-vpwCJPNt-NuGoLzUBJNUig> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fdavesgarden.com%2Fpf%2Fgo%2F58095%2Findex.html&sa=D&sntz=1&usg=AFrqEzfqyQQ-vpwCJPNt-NuGoLzUBJNUig>• >>> PIER >>> species >>> info<http://www.google.com/url?q=http%3A%2F%2Fwww.hear.org%2FPier%2Fspecies%2Fipomoea_hederifolia.htm&sa=D&sntz=1&usg=AFrqEzfxF7fwC3ucG4LIz6ovM97zKQr0SA> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fwww.hear.org%2FPier%2Fspecies%2Fipomoea_hederifolia.htm&sa=D&sntz=1&usg=AFrqEzfxF7fwC3ucG4LIz6ovM97zKQr0SA>• >>> NPGS >>> / >>> GRIN<http://www.google.com/url?q=http%3A%2F%2Fwww.ars-grin.gov%2Fcgi-bin%2Fnpgs%2Fhtml%2Ftaxon.pl%3F20173&sa=D&sntz=1&usg=AFrqEzeogvByiHoOlka4-p1pQr6AjfJ7Aw> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fwww.ars-grin.gov%2Fcgi-bin%2Fnpgs%2Fhtml%2Ftaxon.pl%3F20173&sa=D&sntz=1&usg=AFrqEzeogvByiHoOlka4-p1pQr6AjfJ7Aw>• >>> *Flowers of Sahyadri* by Shrikant Ingalhalikar >>> >>> >>> *more views*: >>> >>> - Dec 20, 2009 ... in a garden of resort at Jawahar, Maharashtra >>> [image: Star >>> Ipomoea]<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F4203120000%2F&sa=D&sntz=1&usg=AFrqEzcEjhmUewDBhytFUFWcvfxMfiZCVg> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F4203120000%2F&sa=D&sntz=1&usg=AFrqEzcEjhmUewDBhytFUFWcvfxMfiZCVg> >>> [image: >>> >>> Trompillo]<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F4203115990%2F&sa=D&sntz=1&usg=AFrqEzcNwUA1bZcuNVQIDJZGESZ7MlPIqg> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F4203115990%2F&sa=D&sntz=1&usg=AFrqEzcNwUA1bZcuNVQIDJZGESZ7MlPIqg> >>> - Nov 3, 2007 ... at Kharghar Hills, Navi Mumbai >>> [image: Scarlet >>> Creeper]<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F1842331526%2F&sa=D&sntz=1&usg=AFrqEzdrKoyABO_dUH-yKpl1EXoGP60YQQ> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F1842331526%2F&sa=D&sntz=1&usg=AFrqEzdrKoyABO_dUH-yKpl1EXoGP60YQQ> >>> [image: >>> Haalu Balli (Kannada: ಹಾಳು >>> ಬಳ್ಳಿ)]<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F1842358080%2F&sa=D&sntz=1&usg=AFrqEzcTaWREjmAIa2pHgYUnq0xgoEmWUg> >>> - >>> tracked<http://www.google.com/url?q=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fdinesh_valke%2F1842358080%2F&sa=D&sntz=1&usg=AFrqEzcTaWREjmAIa2pHgYUnq0xgoEmWUg> >>> >>> >>> >>> >>> >>> Regards. >>> Dinesh >> >> > > > -- > 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://www.gurcharanfamily.com/ > http://people.du.ac.in/~singhg45/ > >
