Really very helpful information, I must say, especially to people like me..thanks Pankaj Ji..
On Tue, Oct 1, 2013 at 7:09 AM, Balkar Singh <[email protected]> wrote: > Thanks Pankaj ji for Nice Information > > > On Tue, Oct 1, 2013 at 7:03 AM, Pankaj Kumar <[email protected]>wrote: > >> Orchidaceae family is the biggest among the flowering plants comprising >> of nearly 36,000 species spread across the world from hot tropics to the >> arctics. They can be identified by their unique third petal which is >> modified in extraordinary structures to attract pollinations; androecium >> and gynoecium which is fused to form a gynostemium; anther which is >> modified to form waxy or powdery pollinia apart from velamnous roots. >> >> Family Orchidaceae is grouped into 5 subfamilies namely: >> Apostasioideae >> Vanilloideae >> Cypripedioideae >> Orchidoideae >> Epidendroideae >> >> Keys for subfamilies (Barretto et al. 2011: Orchids of Hong Kong) >> >> 1. Stamens 2 or 3 >> ............................................................. 2 >> Stamen solitary >> ............................................................ 3 >> 2. Flowers actinomorphic or sub-regular; >> lateral sepals free; lip petal-like, sometimes >> broader; column fused only at the base of the >> filaments; anthers 2 or 3, erect above lip; >> stigma terminal >> .........................................APOSTASIOIDEAE >> Flowers zygomorphic; lateral sepals >> usually fused almost to the apex; >> lip usually deeply saccate or >> urn-shaped; column with 2 lateral >> anthers and a terminal, sheild >> shaped staminode; stigma >> ventral, stalked ............................................... >> CYPRIPEDIOIDEAE >> 3. Plant usually terrestrial, growing >> from tubers or a horizontal fleshy >> rhizome; pollinia segmented, >> comprised of massulae, or mealy .............. ORCHIDOIDEAE >> Plants usually epiphytic or lithophytic, >> ocassionally terrestrial or liana-like, >> usually growing from cylindrical stems >> or pseudobulbs borne on woody or >> tough rhizomes; pollinia mealy or >> hard, often attached by a stalk >> to a sticky viscidium ........................................... 4 >> 4. Plants vinous (or terrestrial); >> stem cylindrical, never with >> pseudobulbs; pollinia 2 powdery, >> arranged in monads or tetrads, lacking >> stipes and distinct viscidium ......................... VANILLOIDEAE >> Plant epiphytic, lithophytic or >> ocassionally terrestrial; stems >> cylindrical and/or with pseudobulbs; >> pollinia 2, 4, 6, 8, usually hard, rarely >> sectile, often attached by 1 or 2 stipes >> to 1 or 2 distinct viscidia ................................. >> EPIDENDROIDEAE >> >> >> >> >> -- >> *********************************************************** >> Pankaj Kumar, Ph.D. >> IUCN-SSC Orchid Specialist Group Asia >> >> Office: >> Conservation Officer >> Orchid Conservation Section >> Flora Conservation Department >> Kadoorie Farm and Botanic Garden (KFBG) Corporation >> Lam Kam Road, Tai Po, New Territories, Hong Kong. >> Residence: >> 151, 1st Floor, Tai Om Tsuen >> Lam Tsuen, Tai Po, New Territories, Hong Kong. >> >> email: [email protected]; [email protected] >> Phone: +852 2483 7128 (office - 8:30am to 5:00pm); +852 9436 6251 >> (mobile). Fax: +852 2483 7194 >> >> >> -- >> *********************************************************** >> Pankaj Kumar, Ph.D. >> IUCN-SSC Orchid Specialist Group Asia >> >> Office: >> Conservation Officer >> Orchid Conservation Section >> Flora Conservation Department >> Kadoorie Farm and Botanic Garden (KFBG) Corporation >> Lam Kam Road, Tai Po, New Territories, Hong Kong. >> Residence: >> 151, 1st Floor, Tai Om Tsuen >> Lam Tsuen, Tai Po, New Territories, Hong Kong. >> >> email: [email protected]; [email protected] >> Phone: +852 2483 7128 (office - 8:30am to 5:00pm); +852 9436 6251 >> (mobile). Fax: +852 2483 7194 >> >> -- >> 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 post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/indiantreepix. >> For more options, visit https://groups.google.com/groups/opt_out. >> > > > > -- > Regards > > Dr Balkar Singh > Head, Deptt. of Botany and Biotechnology & > Horticulture Incharge > Arya P G College, Panipat > Haryana-132103 > 09416262964 > > -- > 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 post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/indiantreepix. > For more options, visit https://groups.google.com/groups/opt_out. > -- Regards, Dr. Nidhan Singh Assistant Professor Department of Botany I.B. (PG) College Panipat-132103 Haryana Ph.: 09416371227 -- 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 post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/indiantreepix. For more options, visit https://groups.google.com/groups/opt_out.
