It is always interesting to learn new things when you like the subject.
Dr Satish Phadke On 1 October 2013 10:21, Nidhan Singh <[email protected]> wrote: > 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. > -- 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.
