Original Article
, Volume: 12( 1)Distribution Pattern and Enumeration of Various Plant Species in Rangareddy District - Telangana State
- *Correspondence:
- Naresh K Department of Botany, University College of Science, Osmania University, Hyderabad, Telangana, India,
Tel: 040 2768 2444; E- mail: ksnaresh822@gmail.com
Received Date: April 10, 2017 Accepted Date: April 19, 2017 Published Date: April 27, 2017
Citation:Naresh K, Avinash KJ, Venkateshwar C. Distribution Pattern and Enumeration of Various Plant Species in Rangareddy District - Telangana State. Res Rev Biosci. 2017;12(1):115.
Abstract
Rangareddy is one of the districts of Telangana state which is known for its low nutrient soils supporting growth of some of the inferior plants species 2016 (Feb) - 2017 (Feb). This research have emphasized on dividing the vegetation found in the district in to two categories that is forest vegetation and non- forest vegetation. The vegetation found in the field area was further divided in to various groups depending on morphological characters shown by them. A vast exploration was conducted where in the researcher have visited various niches to observe the versatility seen in the respective regions. It has been found that the field area is inhabited by various types of plants belonging to families like Leguminosae, (109) Poaceae (70), Cyperaceae (56), Euphorbiaceae (33), Asteraceae (32), Acanthaceae (24), Rubiaceae (19), Convolvulaceae (17), Lamiaceae (17) and Asclepiadaceae (14). During the studies the predominant of the plants observed belonged to Leguminosae family. This study can be further preceded by doing a detailed analysis of the soil for its physicochemical characters which specifically supported the growth of Leguminosae members.
Keywords
Morphology; Vegetation; Plant collection; Rangareddy; Enumeration; Medicinal plants
Introduction
Ranga reddy district lies between 160?30?? and 180?20?? of North latitudes and 77?30?? and 79?30?? of East longitudes. The total geographical area of the district is 7493 sq. Km. Taking 20th position in the state of Andhra Pradesh. The district has 1055 villages and 5 towns with a population of 25.52 lakhs (15th in position in Andhra Pradesh). The district is bounded on the north by Medak district on south by Mahaboobnagar district, on east by Nalgonda district of Andhra Pradesh and on west by Bidar district of Karnataka. The district is divided into 37 revenue mandals and 3 revenue divisions namely Vikarabad, Chevella and Hyderabad East. The main towns of Ranga Reddy district are HayatNagar, Tandur, Ibrahimpatnam, Medchal and Vikarabad. The major soils of the district may be categorised into red earths comprising loamy sands (dubha), sandy loams (chalaka) and sandy clay loams. The red earth cover 70 percent of the area while the red and black soil comprising clay loams, clays and salty clays cover 20 per cent. The remaining 10 percent of the area is covered by mixed soils. The red loamy sand which occurs on strongly sloping terrain is also found to large extent. Quartz is the principal mineral of this district and its estimated reserve is about 5 million tonnes. Feldspar, clay, amethyst and lateritic is also present. Lime stone is found in plenty in Tandur. The estimated reserve of the cement grade lime stone in the block is 173 million tonnes. Granite (building and road material) is also abundant. The climate of the district is characterized by a hot summer and generally dry weather except during south- west monsoon season. The year may be divided into four seasons i.e., winter (December - February), summer (March - May), south- west monsoon season (June - September) and post- monsoon season (October - November). The average annual rainfall in the district in the district is 802.1 mm, bulk of which comes from south- west monsoon from June to September. May is the hottest month with means daily temperature at 39.6°C. With the onset of monsoon in June there is appreciable drop in temperature. By the beginning of November decrease in day and night temperature is rapid. December is the coldest month with mean daily maximum temperature of 28.6°C and mean daily minimum temperature sometimes drops down to 70°C. The chief river of the district is the Musi which in the Anantagiri hills near Sivareddypet village in Vikarabad Mandal. It flows almost due eastpassing through the middle of Hyderabad city into Nalgonda district where it joins the Krishna river near Vadalpalle. Another river called Kanga rises in Vikarabad taluk and it drains a number of villages in the east while Tandur and Vikarabad taluks.
Review of Literature
A total of 1945 taxa (including 163 cultivated taxa) [1] spread over 1891 species belonging to 794 genera and 147 families occur in Telangana state. The largest families are Fabaceae (Leguminosae) (273 species; 191+40+42), Poaceae (208 species), Cyperaceae (126 species), Euphorbiaceae (118), Asteraceae (84), Acanthaceae (60), Rubiaceae (50), Malvaceae (47), Lamiaceae (42), Convolvulaceae (39), Asclepiadaceae (36) and Scrophulariaceae (29). Orchidaceae, one of the top ten families in Flora of India is represented by only 12 species in the State of Telangana. Largest genera are Cyperus (42 species), Euphorbia (29), Crotalaria (28), Fimbristylis (25 species), Indigofera (20), Ficus (18), Ipomoea (18), Acacia, Eragrostis and Phyllanthus (17 species each).
Medicinal plants which are being used by folklore communities on reproductive disorders in the Vikarabad Mandal of Ranga Reddy District, AP. as reported by Dr. N. Ramkrishna and CH. Saidulu
The field survey was carried out covering different seasons over a period of one year (2008 - 2009) in the Vikarabad Mandal by covering 30 habitation and villages of ranga reddy district. The present study recorded 18 species of medicinal plants belonging to 16 genera under 13 families used in reproductive disorders of human beings. 3 species each was identified by the study belong to the families Moraceae and Ceasalpianaceae. 2 species recorded from Papilionaceae and one species each from the families of Apocynaceae, Burseraceae, Capparidaceae, Cucurbitaceae, Gentianaceae, Hypoxidaceae, Liliaceae, Malvaceae, Menispermaceae and Zygophyllaceae. Out of these total numbers of plant species 9 are trees, 4 herbs, 3 climbers and 2 shrubs.
Geography of Ranga Reddy District in Telangana is determined by its location at the central portion of the Deccan plateau. (http://www.indianetzone.com/44/geography_ranga_red)
It is on record that, in 1900s Ranga Reddy District with its low shrubby jungles was the home of leopards, bears, hyenas and occasionally tigers while in the more opened plains the antelope were in plenty. The game reserves for the ruling family in the erstwhile Hyderabad State and were stocked with them for the exclusive enjoyment of the nobles. Now the forests have receded into narrow pockets and so also the game. Blackbuck, Chital or Spotted deer and Sambar can still be seen in Rasanam (Rasanam), Dharur (Gingurthi) Tattepalli, Nagulpalle and Thirumalapur (Thirmapur), Goka feasal war (Rangampally) Naskal Forest blocks, Wild boar is found all over the forests. Jackal and fox are common even now in the open. Also, Peacock and jungle fowl are seen in Ananthagiri block. Partridges and wild pigeons are common. In the cold season, wild duck, geese, teal and snipe can be seen in the small and large tanks of the District.
Aim and Objectives
To identify the total plant species in Rangareddy district and prepare the herbarium for future reference.
1. Identify and collection of plant species.
2. Collection of forest and non- forest plants.
3. Plants were collected in either flowering or fruiting stages.
4. Each collection of individual species was labelled with field numbers in quadruplicate.
5. Collection of medicinally important plants.
Material and Methods
Forests and vegetation
Rangareddy district cannot boast of any important timber yielding forests because of low rainfall and comparatively inferior soil condition aggravated by the ever increasing biotic interference. The soils have very little plant nutrients and so they support only inferior type of forests. The forest area in the district is 72,795.32 hectares against the geographical area of 7, 56,289.33 hectares. The forest area covers about 9.7 per cent of the total geographical area of the district as against the minimum 33.3 percent desirable according to National Forest Policy. The forests of Rangareddy can be classified under Tropical Dry Deciduous forests based on the classification of champion and Seth in 1968. The forests can be categorized into 4 types namely
Teak forests: In these forests Tectona grandis is predominant constituting 40 percent of tree population. The forest blocks showing these forests include Mohammadabad, Kothapalli, Kanmankalva, Kusumasamudram and Anana sagar beats of Mohammadabad range, Anantagiri, Rudraram and Dharur blocks in Vikarabad range. However, due to illegal and indiscriminate felling of Teak trees these forests are being reduced to mixed and open type at an alarming rate.
Dry mixed deciduous forests: These forests are characterized by less proportion of teak with the predominance of other trees like Anogeissus latifolia, Madhuca indica, T. Bellairica, Dalbergia paniculata, Pterocarpus marsupium etc. These types of forests are present in Rangammagudem, Kondapur and Gadirayal beats of Mohammadabad range, Pargi, tandur and Vikarabad of Vikarabad range.
This stratum comprises of species like the following (Table 1).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Anogeissu slatifolia | Combretaceae | Sirimanu | Bark |
2. | Boswellia serrata | Bursaraceae | Guggilam | Whole plant |
3. | Bombax ceiba | Malvaceae | Buruga | Bark |
4. | Buchnania lanzan | Anacardiaceae | Morrhi | Bark, fruits |
5. | Coreya arborea | Lecythidiaceae | Budatha dadima | Bark |
6. | Chloroxylon swietenia | Rutaceae | Billudu | Whole plant |
7. | Dalbergia paniculata | Fabaceae | Kondapachari | Leaves, bark |
8. | Dalbergia latifolia | Fabaceae | Jittegi | Bark |
9. | Diospyros melanoxylon | Ebenaceae | Tuniki | Whole plant |
10. | Garuga pinnata | Bursaraceae | Konda vepa | Bark |
11. | Gmelina arborea | Verbenaceae | Gummuduteku | Root and bark |
12. | Haldina cordifolia | Rubiacae | Pasupu kadamba | Bark and leaves |
13. | Lannea coromandelica | Anacardiaceae | Ajashrungi | Bark and leaves |
14. | Miliusato mentosa | Anonaceae | Nalla dadduga | Mature fruits |
15. | Pterocarpus marsupium | Santalaceae | Erra chandanam | Heart wood, leaves |
16. | Semecarpus anacardium | Anacardiaceae | Jeedi | Whole plant |
17. | Sterculi aurens | Sterculiaceae | Kavili | Gum |
18. | Strychnos potatorum | Loganiacae | Chilla ginja | Seeds, roots, fruits |
19. | Tectona grandis | Verbenaceae | Teku | Whole plant |
20. | Terminalia arjuna | Combretaceae | Tellamaddi | Bark |
21. | Terminalia elliptica | Combretaceae | Inumaddi | Bark and fruit |
Table 1. List of large tree members (some imp. examples)
This stratum comprises of species like the following: (Table 2).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Bauhinia racemosa | Ceasolpinaceae | Tella are chettu | Bark and flower |
2. | Dolichandrone falcate | Bignoniaceae | Chittivoddi | Bark, leaves, fruits |
3. | Butea monosperma | Fabaceae | Moduga | Bark, flowers |
4. | cassia fistula | Ceasolpinaceae | Relachettu | Bark and fruit |
5. | Diospyros Montana | Ebenaceae | Kakavulimidi | Fruits |
6. | Holarrhenapubescens | Apocyanaceae | Girimallika | Root and bark |
7. | Nyctanthesarbortristis | Oleaceae | Parijathamu | Leaves and seeds |
8. | Streblus asper | Moraceae | Barrenka | Stem bark, latex |
9. | Acacia leucocephala | Mimosaceae | Tellatumma | Bark and pods |
10. | Cordia obliqua. | Boraginaceae | Iriki | Fruits |
Table 2. List of tree members (some imp. examples)
Common shrubs seen in these forests are as follows: (Table 3).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Alangium salvifolium | Alangiaceae | Udugu | Ankol root bark |
2. | Bridelia retusa | Phyllanthaceae | Kora maddi | Bark |
3. | Canthium parviflorum | Rubiaceae | Balusu | Leaves |
4. | Catuna regumspinosa | Rubiaceae | Marrga | Fruit and bark |
5. | Pavetta indica | Rubiaceae | Papidi | Roots and leaves |
6. | Premna latifolia | Verbenaceae | Nelli | Roots |
7. | Ziziphus xylopyrus | Rhamnaceae | Kottachettu | Leaves, bark, roots |
Table 3. List of shrubs (some imp. examples)
Common herbs seen in these forests are as follows (Table 4).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Anisochilu scarnosus | Lamiaceae | Rodda | Whole plant |
2. | Abelmoschus ficulneus | Malvaceae | Nallabenda | Leaves |
3. | Biophytum sensitivum | Oxalidaceae | Jala pupa | Whole plant |
4. | Spermacoce articularis | Rubiaceae | Madanaku | Leaves, aerial parts |
5. | Crotalaria | Fabaceae | Janumu | Roots and seeds |
6. | Desmodium gangticum | Plantaginaceae | Deyyamjeda | Flowers |
7. | Polygala spp. | Polygalaceae | Paruppukikkirai | Root, bark, leaves |
Table 4. List of herbs (some imp. examples)
Plants occurring near water courses include the following: (Table 5).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Hygrophila auriculata | Acanthaceae | Enugu palleru | Stem, flower, root |
2. | Caesulia axillaris | Asteraceae | Tellajiluga | Leaves, stem, seeds |
3. | Commelina benghalensis | Commeliniaceae | Ennoddulagaddi | Flowering spathe |
Table 5. List of plants near water courses (some imp. examples)
Climbers and stragglers constitute a rich flora in the district. These include the following (TableS 6- 8).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Ampelocissus latifolia | Vitaceae | Adaviteegadraksha | Leaves |
2. | Cissus vitiginea | Vitaceae | Nallatheege | Stem bark |
3. | Hemidesmus indicus | Asclepediaceae | Sugandipaala | Root |
4. | Cayratia trifolia | Vitaceae | Pulimada | Whole plant |
5. | Celastrus paniculatus | Celastraceae | Kasaratheega | Stem bark, seeds |
6. | Cocculus hirsutus | Menispermaceae | Dusratheega | Stem, leaves |
7. | Gymnema sylvestre | Apocyanaceae | Podapatri | Leaves, stem |
8. | Pergularia daemia | Asclepediaceae | Gutugudu | Leaves |
9. | Wattaka volubilis | Asclepediaceae | Dudipaala theega | Shoot tip |
10. | Derris scandens | Fabaceae | Chiruthali baadu | Stem |
11. | Paracalyx scariosus | Fabacaeae | Rangevaada | Root |
12. | Rivea hypocrateriformis | Convolvulaceae | Neeru boddi | Roots |
13 | Bauhinia vahlii | Ceasolpinaceae | Addachettu | Flower buds, bark |
Table 6. List of climbers (some imp. examples)
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Mnesithea granularis | Poaceae | Naali punuku | Whole plant |
2. | Heteropogon contortus | Poaceae | Nalla etegaddi | Leaves |
3. | Cymbopogon citratus | Poaceae | Nimma gaddi | Leaves |
4. | Cyperus spp, | Poaceae | Tunga gaddi | Tubers |
Table 7. List of grasses and sedges (some imp. examples)
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Cassytha filiformis | Lauraceae | Akasha valli | Whole plant |
2. | Dendrophthoe falcata | Loranthaceae | Jeevakam | Whole plant |
3. | striga spp. | Scropulariaceae | Rathi badamika | Aerial parts |
4. | Vanda tessellate | Orchidaceae | Chitti veduri | Roots |
Table 8. List of parasites and epiphytes (some imp. examples)
Scrub jungle: Scrub jungle is situated at the foot of the hills where the surface soil is very shallow and layers of sandy or gravely loam which is eroded in exposed regions. The vegetation of the scrubs us characterized by shrubs and sub shrubs like (Table 9).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Capparis zeylanica | Capparidaceae | Adonda | Stem and leaves |
2. | Mimosa rubicaulis | Mimosaceae | Kodimudusu | Roots and leaves |
3. | Mimosa pudica | Mimosaceae | Attipatti | Leaves |
4. | Ziziphus oenoplia | Rhamnaceae | Pariki | Bark and leaves |
5. | Opuntia stricta | Cactaceae | Nagajemudu | Fruit |
6. | Carissa spinarum | Apocyanaceae | Kavali | Unripe fruit, root |
7. | Lantana camara | Verbenaceae | Sisakammari | Roots and flowers |
8. | Maytenus emarginata | Celastraceae | Chinni tuppa | Stem, leaves |
9. | Dichrostachys cinerea | Mimosaceae | Velthuru | Stem |
10. | Dodonaea viscose | Sapindaceae | Pulcheru | Whole plant |
Table 9. List of scrub jungle plants (some imp. examples)
These forests are distributed throughout the district, more so in areas bordering Karnataka.
Dry savannahs
These forests are characterized by the presence of species like the following (Table 10).
S. No | Botanical Name | Family | Vernacular name | Medicinally useful part |
---|---|---|---|---|
1. | Cassia ariculata | Ceasolpinaceae | Tangedu | Bark and roots |
2. | Lantana camara | Verbenaceae | Sisakammari | Stem and leaves |
3. | Cymbopogon citratus | Poaceae | Nimmagaddi | leaves |
4. | Heteropogon contortus | Poaceae | Nalla ete gaddi | Roots and leaves |
Table 10. List of dry savannahs (some imp. examples)
Non forest vegetation
The non- forest vegetation includes terrestrial vegetation and aquatic vegetation.
Terrestrial vegetation: It includes all waste lands, hedges, roadsides, villages and cultivated lands. i.e., waste lands, roadsides and villages. Ipomoea carnea is predominant in waste lands especially along roadsides and hedges of fields. Other plants which are generally distributed in waste lands are as follows: (Table 11).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Ipomoea carnea | Convolvulaceae | Lottapeece | Stem and leaves |
2. | Croton bonplandianum | Euphorbiaceae | Alpa bedi soump | Root, latex, stem |
3. | Acalypha indica | Euphorbiaceae | Muripenda | Whole plant |
4. | Achyranthes aspera | Amaranthaceae | Uttareni | Leaves and spike |
5. | Boerhavia diffusa | Nyctaginaceae | Punarnava | Roots |
6. | Alternanthera sessilis | Amaranthaceae | Dubbaku tuttura | Whole plant |
7. | Tribulus terrestris | Zygophyllaceae | Chinna pallere | Dry fruits |
8. | Cassia occidentalis | Ceasolpinaceae | Adavi tangedu | Bark and leaves |
9. | Ziziphus mauritiana | Rhamnaceae | Regu chettu | Bark |
10. | Calotropis procera | Asclepediaceae | Tella jilledu | Leaves and latex |
11. | Amaranthus viridis | Amaranthaceae | Chilaka thotakura | Root and leaves |
12. | Martynia annua | Martyniaceae | Deyyam gollu | Fruits |
13. | Solanum surrattense | Solanaceae | Ramulka | Whole plant |
Table 11. List of terrestrial vegetation in waste lands (some imp. examples)
Along roadsides and villages following trees are generally present. They are as follows (TableS 12- 14):
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Acacia nilotica | Mimosaceae | Nalla tumma | Bark and pods |
2. | Albizia lebbeck | Mimosaceae | Dirisena | Bark |
3. | Annonas quamosa | Annonaceae | Seethaphal | Bark, leaves |
4. | Borassus flabellifer | Arecaceae | Thati chettu | Young root and flower stalk |
5. | Casssia siamea | Ceasolpinaceae | Sima tangedu | Leaves |
6. | Dalbergia sissoo | Fabaceae | Irugudu chettu | Bark and leaves |
7. | Delonix elata | Ceasolpinaceae | Chitti keshwarm | Roots |
8. | Delonix regia | Ceasolpinaceae | Erra turai | Seed coat |
9. | Millingtonia hortensis | Bignoniaceae | Pedda malle | Roots |
10. | Pongamia pinnata | Fabaceae | Kanugu | Bark, leaves, flowers |
11. | Peltophorump terocarpum | Ceasolpinaceae | Konda chintha | Bark, fruits |
12. | Samanea saman | Mimosaceae | Nidra ganneru | Inner bark |
13. | Phoenix sylvestris | Arecaceae | Eetha chettu | Fruits, leaves |
14. | Tamarindus indica | Solanaceae | Chintha chettu | Bark, fruits, stem |
15. | Azadirachta indica. | Meliaceae | Vepa chettu | Whole plant |
Table 12. List of terrestrial vegetation in roadsides and villages (some imp. examples)
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Abutilon indicum | Malvaceae | Botla benda | Bark and leaves |
2. | Caesalpinia pulcherrima | Ceasolpinaceae | Rathna gandhi | Whole plant |
3. | Caesalpinia Bonduc | Ceasolpinaceae | Gachakai | Kernel |
4. | Caesalpinia decapetala | Ceasolpinaceae | Gadda korinda | Roots, stem, pods |
5. | Canthium parviflorum | Rubiaceae | Balusu | Whole plant |
6. | Catunaregam spinosa | Rubiaceae | Marrga | Seeds |
7. | Euphorbia tirucalli | Euphorbiaceae | Chemudu chettu | Milky juice |
8. | Lawsonia inermis | Lythraceae | Mydaku | Seeds and bark |
9. | Parkinsonia aculeata | Fabaceae | Seema thumma | Leaf, fruit, stem |
Table 13. List of terrestrial vegetation in hedges (some imp. examples)
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Cyperus rotundus | Poaceae | Tunga | Rhizome |
2. | Eclipta prostrata | Asteraceae | Gunta galagara | Leaves |
3. | Digera muricata | Amaranthaceae | Chenchali chettu | Leaf and root |
4. | Echinochloa colona | Poaceae | Othagaddi | Seeds |
5. | Cynodon dactylon | Poaceae | Garika gaddi | Whole plant |
6. | Eleusine indica | Poaceae | Kuruchodi gaddi | Leaves |
7. | Leucas aspere | Lamiaceae | Thummi | Leaves |
8. | Cleome spp., | Cleomaceae | Kukka vaminta | Stem and leaves |
9. | Rothia indica | Fabaceae | Nucha kura | Whole plant |
Table 14. List of terrestrial vegetation in cultivated fields (some imp. examples)
Aquatic vegetation: The rivers, tanks, ponds, ditches, streams, canals, stagnant water and moist places are the site of aquatic plants which may be classified as follows (TableS 15- 17).
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Hydrilla verticillata | Hydrochritaceae | Poonaachu | Whole plant |
2. | Limnophila indica | Scropulariaceae | Burada bakkena | Leaves |
3. | Ottelia alismoides | Hydrochritaceae | Erukula thaamra | Leaves |
4. | Aponogeton natans | Aponogetonaceae | Nanna puvvumokka | Whole plant |
5. | Monochoria vaginails | Pantederiaceae | Nirakancha | Leaves |
Table 15. List of submerged hydrophytes (some imp. examples)
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
1. | Nymphaea nouchali | Nympheaceae | Neeli tamara | Rhizome |
2. | Nelumbo nucifera, | Nympheaceae | Tamara | Leaves and flowers |
3. | Pistia stratiotes | Araceae | Antara tamara | Leaves and roots |
Table 16. List of floating hydrophytes (some imp. examples)
S. No | Botanical Name | Family | Vernacular Name | Medicinally useful part |
---|---|---|---|---|
Aeschynomene indica | Fabaceae | Tella jeeluga | Whole plant | |
Ammannia baccifera | Lythraceae | Agni vendrapaaku | Leaves | |
Bacopa monnieri | Scrophulariaceae | Brahmi | Leaves and stem | |
Cleome chelidonil | Cleomaceae | Konda avaalu | Whole plant | |
Echinochloa crusgalli | Poaceae | Othagaddi | Shoot and root | |
Hygrophila auriculata | Acanthaceae | Enugu palleru | Whole plant | |
Typha angustata | Typhaceae | Dabbu jambu | Leaves and roots | |
Sopubia delphinifolia | Scrophulariaceae | Dudhali chettu | Whole plant |
Table 17. List of 3 emergent hydrophytes (some imp. examples)
Besides these Terminalia arjuna is common along river banks. Eleocharis spp., Eriocaulon spp., Ischaemum pilosum, Oryza rufipogon, Sacciolepis interrupts. Schoenoplectus spp. is common in marshy localities.
Results and Discussion
Intensive explorations were conducted in different parts of the district during different seasons of the year for a period of 2016- 2017. Exploration trips were regularly made in every season and in all the representative localities of the district from floristic point of view covered all topographical zones and noted the seasonal changes of the vegetation [2].
Plants were collected in either flowering or fruiting stages and if available both the stages with good vegetation growth were collected. Each collection of individual species was labelled with field numbers in quadruplicate after nothing the details of plant description such as habit, habitat, flower colour, smell, relative abundance of the plant and its distribution on a standard field note book. Details about the altitude, soil and rocks are also entered in the field note book. Care was also taken in collecting the bulbs, corms, rhizomes, tubers etc. In case of plants in vegetative stages in a particular field trip localities of these plants were carefully marked in the field note book [3]. These could be easily spotted in the flowering and fruiting stages at later dates.
Floristical analysis
A total of 698 wild and naturalized species belonging to 409 genera and 110 families have been enumerated. Of these angiosperms constitute 693 species while Pteridophytes constitute 4 species.
The ratio of Monocotyledons to Dicotyledons is 1:5.23 of families (17:89) 1:4.17 of genera (77:328) and 1:3.2 of species (160:529). The ratio of genera to species in Angiosperma is 1:1.68. In British India it is 1:7. This pattern of distribution of genera and species confirms the general rule that, smaller the area smaller the genus- species ratio.
The family leguminosae with 109 species (comprising Papilionaceae with 74 species, Caesalpiniaceae 23 and Mimosaceae 19) is dominant in Ranga Reddy district.
Cyprus is the largest genus with 16 species, followed by Fimbristylis (14), Cassia (10), Eragrastis (9), Euphorbia (9), Indigofera (9), Ipomoea (9), Crotalaria (7), Grewia (7) and Phyllanthus [4-6].
Conclusion
As it is been already mentioned about the nutritive value of the soil supported growth of inferior varieties of plants and it is also been seen that the varieties found were limited when compared with other areas. In this we conclude the flora of Rangareddy district, contains mostly, herbaceous, shrubby and tree members are showing dominant flora [7-10]. The past work conducted in 2000- 2001 year that results are similar to present work but some plants are in endemic stage and some exotic plants are exhibited they are shown above table (Table 18).
S. No. | Name of the Family | No. of Species |
---|---|---|
1 | Leguminosae | 109 |
2 | Poaceae | 70 |
3 | Cyperaceae | 56 |
4 | Euphorbiaceae | 33 |
5 | Asteraceae | 32 |
6 | Acanthaceae | 24 |
7 | Rubiaceae | 19 |
8 | Convolvulaceae | 17 |
9 | Lamiaceae | 17 |
10 | Asclepiadaceae | 14 |
Table 18. Dominant ten families in Rangareddy District, Telangana State
Acknowledgement
would like to thank the funding agency that is UGC – CAS- I (SAP- II) for its timely support [11-17]. It is a privilege to work under the guidance of my co- ordinator Prof. C. Venkateshwara, Department of botany, Osmania University who has been a guiding and motivating spirit for doing my work effectively. I would render my special thanks to the Department of Botany, Osmania University for providing space to assimilate the work in written form [18-20].
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