Forwarding for ID Distributed as Cornus sp.- Khorrung, Ukhrul, Manipur <https://sites.google.com/site/efloraofindia/species/a---l/cl/cornaceae/cornus/cornus-species/ukhrul-manipur> Group discussion at Re: Cornus sp. from Khorrung, Ukhrul, Manipur for ID help (google.com) <https://groups.google.com/g/indiantreepix/c/j12oQVozj3s>
On Wednesday, January 30, 2013 at 1:57:46 PM UTC+5:30 JM Garg wrote: > Forwarding again for Id confirmation or otherwise please. > > Some earlier relevant feedback: > > Looks like Cornus kousa to me. Recently reported as a new record to India > from Sikkim. > Requesting you to go through this paper in TAIWANIA > <http://tai2.ntu.edu.tw/taiwania/pdf/tai.2012.57.1.77.pdf> > Regards, > Ritesh. > > Thank you for your help. This is most definitely not Cornus kousa. The > fruit are much bigger and drop green. Cornus kousa has red fruit that are > smaller only 1-1.5 cm diameter. > http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=242443980 > > - show quoted text - > > > > The largest of these fruit were over 4 cm in diameter. > Nor does this key out to be Cornus capitata. > I will certainly follow up your Taiwania link. > Kind regards > Paul > > The Taiwania article is very interesting and the fruit look remarkably > similar. Interesting that the fruit are also > 4 cm in diameter. > If this is Cornus kousa subsp. kousa then it would be new to Manipur? > Kind regards > Paul > > Thanks for writing me back. As the Taiwania paper mentions, Cornus is > represented by only 3 (+1 as C. kousa) species in India., I too think your > plant could be a new record to Manipur. Other three species do not match > well with your photographs. Mentioning below the differentiating characters > along with the links which you can check with your photographs/specimens. > Cornus capitata > <http://www.efloras.org/object_page.aspx?object_id=52295&flora_id=2>: > Leaf blade narrowly elliptic or oblong-lanceolate. Fruits pubescent with > small white trichomes. > Cornus elliptica > <http://commons.wikimedia.org/wiki/File:Cornus_elliptica_-_J._C._Raulston_Arboretum_-_DSC06227.JPG>: > > Fruits globose, but leaves abaxially white pubescent. > Cornus oblonga > <http://www.google.co.in/imgres?q=Cornus+oblonga&hl=en&sa=X&tbo=d&biw=1366&bih=653&tbm=isch&tbnid=GazJ4DZI9i8RKM:&imgrefurl=http://www.efloras.org/object_page.aspx%3Fobject_id%3D116050%26flora_id%3D5&docid=8ldcMHDMH2TAzM&itg=1&imgurl=http://www.mobot.org/mobot/PakistanImages/88-Cornaceae/Cornus_oblonga.jpg&w=573&h=900&ei=og7uULL6D87VkwXj4YDQAg&zoom=1&iact=hc&vpx=4&vpy=85&dur=429&hovh=281&hovw=179&tx=47&ty=124&sig=117898644347722817049&page=1&tbnh=143&tbnw=91&start=0&ndsp=26&ved=1t:429,r:0,s:0,i:88>: > > Fruits onlong. > Hope this helps. > Regards, > Ritesh. > > I was with Paul in Manipur. What's interesting about this Cornus is that > it doesn't quite fit with any Asian Cornus I can think of, or find > described. It is clearly close to C. capitata, which is common here in the > UK from many introductions, over a very long period, from right across its > natural range. Kingdon-Ward mentions finding C. capitata on Sirhoi in 1948, > which will undoubtedly be this same taxon as Khorrung is a stone's throw > from Sirhoi. But I have measured the fruit at up to 6cm across (Paul was > being conservative!). C. capitata fruit are described as 1.5-2.5cm > diameter, purple-red at maturity and 'densely covered in white trichomes', > unlike ours - these dropped green as Paul's photos show. The fruits are > 'flattened globose', as per C. capitata. It showed every sign of being > fully evergreen, unlike C. kousa. It made trees up to perhaps 9m tall, > unlike any C. kousa subsp. kousa. The very few flowers we saw (aberrant > autumn flowers on part of one tree only) were white, unlike the pale yellow > usually seen on C. capitata, though some are described as 'whitish'. C. > capitata foliage is described as being abaxially 'densely pubescent with > thick, white, appressed trichomes'. Our plant is abaxially glabrescent, > with very few tiny hairs, feeling almost smooth to the touch. C. capitata > has leaves adaxially 'grey-green', whereas ours are green. > Cornus oblonga is a very different plant. > C. elliptica, only know from China, is, as you point out, with leaves > abaxially white pubescent. The abaxial hairs are more abundant than in C. > capitata, making them feel rougher. It has leaves adaxially glossier green > than C. capitata, like our plant. It again has fruits only '1.5 to 2.5cm > diameter' and 'globose'. Again densely covered in white trichomes, unlike > ours. > It fits none of the Cornus described from India and as far as I can tell, > anything else! > See attached further photos. > Many thanks for your interest > Nick Macer > > Thanks Nick for digging this more deep. I agree that the fruits are much > bigger and leaves are different too. I could not guess the fruit's size > with the previous photos. Definitely it is not C. kousa ssp. kousa. Let us > know if you describe it as a new species. > All the best. > Regards, > Ritesh. > > * Sorry for confusion, but I completely neglected to consider C. > hongkongensis. It would seem this is the closest candidate, but the fruit > are still much larger than anything so far recorded.* If it does turn out > to be this species it would about as disjunct a population as the C. kousa > kousa in Sikkim!! > Cheers > Nick > I must say, I find it very difficult to believe C. kousa subsp. kousa > would be found in Sikkim considering it is only known from Japan and Korea > and with C. kousa subsp. chinensis geographically in between. I wonder > whether there may be a connection between these Manipur plants and the > Sikkim find. I also wonder if the Sikkim plants are catagorically, > *definitely > *deciduous. > Nick > > > ---------- Forwarded message ---------- > From: Paul Barney <[email protected]> > Date: 9 January 2013 01:35 > Subject: [efloraofindia:143093] Cornus sp. from Khorrung, Ukhrul, Manipur > for ID help > To: [email protected] > > > Dear all, > We found this Cornus sp. on top of Khurrong Hill in Manipur on the site of > a Japanese camp during WW2. The Cornus we large trees in amongst > Quercus lamilosa forest. The majority of the fruit had dropped to the > ground and shown no signs of turning another colour beyond green. Our > guides > ate the fruit although they were not quite ripe. They were clearly Cornus > but not of a speciea I am familiar with. > Kind regards > Paul Barney > > Date/Time- 17 Nov 2012 10 am > > Location- Place, Altitude, GPS- Khurrong, Ukhrul, Manipur > > Habitat- Garden/ Urban/ Wild/ Type- Woodland > > Plant Habit- Tree/ Shrub/ Climber/ Herb- Tree > > Height/Length- Ht up to 10 metres > > Leaves Type/ Shape/ Size- > > Inflorescence Type/ Size- not seen > > Flowers Size/ Colour/ Calyx/ Bracts- > > Fruits Type/ Shape/ Size Seeds- Fruit up to 4 cm > > Other Information like Fragrance, Pollinator, Uses etc.- Edible. Eaten by > the locals > > > > -- > > > > > > > -- > With regards, > J.M.Garg > http://en.wikipedia.org/wiki/User:Jmgarg1 > 'Creating awareness of Indian Flora & Fauna' > The whole world uses my Image Resource of more than a *thousand species* > & eight thousand images of Birds, Butterflies, Plants etc. (arranged > alphabetically & place-wise): > http://commons.wikimedia.org/wiki/Category:J.M.Garg. You can also use > them for free as per Creative Commons license attached with each image. > For identification, learning, discussion & documentation of Indian Flora, > please visit/ join our Efloraofindia Google e-group: > http://groups.google.co.in/group/indiantreepix (more than 2030 members & > 1,42,000 messages on 31/12/12) or Efloraofindia website: > https://sites.google.com/site/efloraofindia/ (with a species database > of more than 7500 species). > Also author of 'A Photoguide to the Birds of Kolkata & Common Birds of > India'. > -- You received this message because you are subscribed to the Google Groups "efloraofindia" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/indiantreepix/5d4e6d19-f351-4af0-8f8d-79e847a0d53en%40googlegroups.com.
