Many thanks Gurcharan ji for this helpful information; and very glad that we have vigilant eyes of Santhosh ji for validating Oxalidaceae members. Regards. Dinesh
On Sat, Mar 2, 2013 at 8:18 PM, Gurcharan Singh <[email protected]> wrote: > Balsaminaceae > A family with two genera and more than 1000 species belonging to Impatiens > and single to Hydrocera > > The Plants are annual or perennial herbs, rarely undershrubs, somewhat > succulent and sometimes rooting at nodes; leaves simple, alternate, > opposite or whorled, without stipules but with often with glands at base of > petiole; leaf margine entire or serrate, teeth sometimes gland-tipped; > flowers bisexual, in racemes or umbel-like clusters, rarely solitary, > zygomorphic; sepals usually 3, rarely 5, lateral sepals free or connate, > lower sepal large, petaloid, constricted back into a shortl or long, > straight or curved spur, rarely without spur; petals 5, free; upper > petaloften crested; lateral petals usually united in pairs; stamens 5, > often connate; carpels 4-5, united, 4-5 locules; style short with 1-5 > stigmas; fruit a berry or a capsule opening elastically and explosively > dispersing the seeds. > Genera > *Impatiens* > *Hydrocera* > > There are numerous species in India, often difficult to identify. Members > are requested to focus on the following characters while uploading > photographs for identification: > > 1. Height of plant > 2. Leaves alternate, opposite or in whorls > 3. Leaf margin, especially glands on teeth tips > 4. Glands at base of petiole > 5. Flower size and colour or shades > 6. Inflorescence type, racemen, umbellate cluster or solitary > 7. size, form of spur, straight or curved, nature of tip > 8. Form of lateral fused petals > 9. shape and size of fruit > 10. Fruit erect, horizontal or erect. > > > Geraniaceae > A family with seven genera nearly 750 species mainly distributed in > Temperate and subtropical regions. > > The plants are usually herbs, rarely undershrubs, sometimes aromatic > (Pelargonium), stems swollen at nodes, usually with stalked glandular > hairs. Leaves alternate or opposite, simple or palmately lobed, or > compound, venation palmate, reticulate, stipules conspicuous. Inflorescence > cymose umbel, rarely solitary. Flowers bisexual, actinomorphic, rarely > zygomorphic (Pelargonium), hypogynous, pentamerous. Calyx with 5 sepals, > free, green, persistent, sometimes > spurred (Pelargonium). Corolla with 5 petals, rarely 4 or absent, free, > often clawed, imbricate, nectar glands alternating with petals or absent. > Androecium with 10 (Geranium) or 15 (Monsonia) stamens, rarely 5 (other 5 > sterile-Erodium), usually connate at base, sometimes pentadelphous > (Monsonia), rarely free, > anthers bithecous, dehiscence by longitudinal slits, pollen grains > tricolpate or triporate. Gynoecium with 5 united carpels, ovary superior, > usually lobed, placentation axile, ovules usually 2 in each loculus, > anatropous or campylotropous, style 1, slender and beaklike. Fruit a > capsular dehiscent schizocarp > with 5 1-seeded segments that separate elastically from central column, > and often opening to release seeds (Geranium), or indehiscent schizocarp > (Biebersteinia); seeds usually without aril, pendulous, embryo curved, > endosperm usually absent or scanty. Pollination by insects. Mostly self > dispersed by explosive opening of schizocarps throwing seeds several metres > away. Genera expected > *Geranium* > *Pelargonium* > *Erodium * > *Monsonia* > * > * > The members are requested to take care of following features while > uploading the plants for identification: > 1. Habit annual or perennial > 2. Leaf circular or angular in outline, and number of lobes > 3. Number of flowers in a cluster > 4. Size of flower (diameter) > 5. The length of sepal awn > 6. length of beak > > > > Oxalidaceae > Family with 8 genera and more than 800 genera mainly in tropical and > subtropical regions of the world. > > Annual or perennial herbs, rarely shrubs or trees, sometimes stemless with > all basal leaves; leaves alternate or whorled; palmately or palmately > compound, leaflets entire, often folded together at night ; flowers in > racemes, umbellate clusters or solitary, bisexual, actinomorphic; sepals > free or connate at base; petals 5, usually free; stamens 10, in two whorls, > outer whorl opposite the petals, with shorter filamens, filaments connate > at base; carpels fused, 5, 5-chambered with 2-many ovules in each chamber; > styles free; fruit a capsule or berry; seeds with aril. Genera expected in > India > *Oxalis* > *Biophytum * > *Averrhoa* > * > * > While uploading the photographs for identification members are requested > to focus on the following characters > 1. Plants stemless, bulbous or aerial and branched > 2, shape and size of leaflets, presence or absence of hairs especially > along leaf margins, nature of tip of leaflets > 3. Number of leaflets in Averrhoa and Biophytum > 4. Colour of petals, especially throat if different in colour > 5. size of flowers > 6. Inflorescence (solitary flowers or umbellate clusters) > 7. Shape and size of fruit. > > *DR. SANTOSH KUMAR HAS KINDLY AGREED TO OVERSEE THE UPLOADS IN FAMILY > OXALIDACEAE. WE SHOULD EXPECT EXCITING INFORMATION FROM HIM* > > > > -- > 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/ > > -- > > --- > 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]. > 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]. For more options, visit https://groups.google.com/groups/opt_out.
