Perhaps this will answer Pankaj ji's query Seeds velvety-white-pubescent (in I. dichroa/aracnosperma/pilosa)
-- 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 Thu, Sep 23, 2010 at 10:36 AM, Gurcharan Singh <[email protected]>wrote: > I also got the differences > > I*pomoea dichroa > **I.** triloba* > > Plant densely covered with white or yellowish hairs > Plant glabrous, nodes hairy > > Leaves 5-13 cm long, 6-13 cm wide > Leaves 2.5-7 cm long, 2-6 cm wide > > Leaves bristly-pubescent above, white-tomentose beneath Leaves > glabrous or sparsely pilose > > Bracts 7 mm long > Bracts minute > > Sepals bristly or setose > Sepals unequal, glabrous or sparsely pilose > > Capsule ovoid, 8 mm long, pubescent above > Capsule globose, 5-6 mm, bristly pubescent, apiculate > > > > Though the original plant identity is still elusive for me, Balkar ji's > plant is clearly I. dichroa (syn: I. arachnosperma; I. pilosa) > > > -- > 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 Thu, Sep 23, 2010 at 10:06 AM, Tabish <[email protected]> wrote: > >> To me too, Balkar's plant look like *Ipomoea triloba*. Compare with >> the following pics: >> http://www.nationaalherbarium.nl/Riceweedsweb/images/ipomoea.gif >> https://www.seedsman.jp/gardenblog/2006/08/ipomoea-triloba.php >> http://www.hear.org/starr/images/image/?q=090814-4312&o=plants >> - Tabish >> >> On Sep 23, 9:48 pm, Balkar Arya <[email protected]> wrote: >> > Dear Gurcharan Ji >> > i could find differences as >> > I dichroa - Leaf-blade deeply 3-lobed, *rarely entire*, 5–13 cm. long, >> 6–13 >> > cm. wide, acute or acuminate at the apex (in JSTORE) >> > >> > I dichroa Leaves broad ovate, cordate, silvery white-wooly beneath >> flowers >> > pink or rosy in lax cymes >> > ( as in Flora of Delhi) >> > >> > i am attaching a page from flora of delhi and a page from further >> flowers of >> > sahyadri for description of dichroa, marginata eriocarpa and triloba >> > -- >> > Regards >> > >> > Dr Balkar Singh >> > Head, Deptt. of Botany and Biotechnology >> > Arya P G College, Panipat >> > Haryana-132103 >> > 09416262964 >> > >> > tn_DSCN4989.JPG >> > 74KViewDownload >> > >> > tn_DSCN4991.JPG >> > 568KViewDownload > > > > >
