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Vegetation
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Tropical evergreen and semi evergreen forests constitute 74.6% of
the total area of Periyar Tiger Reserve, followed by moist deciduous
forests that form 12.7% and grasslands which are 1.5% and eucalyptus
come under 7.1% of the area. Periyar Lake constitutes the rest of
the area i.e., 3.5%.
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Floral diversity |
| Angiosperms |
1966 Spp. |
| Gymnosperms |
3 Spp. |
| Pteridophytes |
170 Spp. |
| Medicinal Plants |
350 Spp. | |
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Endemic Plants of PTR |
| 1 |
Mucuna pruriens thekkadiensis |
| 2 |
Habenaria periyarensis |
| 3 |
Syzygium
periyarensis | |
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| 1 |
West coast tropical evergreen forests |
Vateria indica, Cullenia exarillata, Hopea parviflora,
Canarium strictum, Thottea siliquosa, Calamus vattayila,
Gnetum ula, Impatiens parasitica … etc.
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| 2 |
West coast semi-evergreen forests |
Artocarpus hirsutus, Bischofia javanica,
Myristica dactyloides, Psychotria thwaitessii, Strobilanthus
ciliatus, Jasminum flexile, Mucuna hirsuta … etc. |
| 3 |
Southern moist mixed deciduous
forests |
Tectona grandis, Dalbergia latifolia, Grewia
tiliifolia, Pterocarpus marsupium, Lagerstroemia microcarpa,
Desmodium pulchellum, Helicteres isora, Pavetta indica…
etc. |
| 4 |
Southern hilltop tropical evergreen
forests |
Syzygium gardneri, Litsea oleoedes,
Hydnocarpus alpina, Drypetes wightii, Actinodaphne
bourdilloni, Agrostistachys borneensis, Amomum muricatum …
etc. |
| 5 |
Southern montane wet temperate
forests |
Actinodaphne campanulata, Rhododendron
arboreum, Vernonia travancorica, Garcinia cowa, Syzygium
parameswaranii, Symplocos pulchra ... etc. |
| 6 |
South Indian sub-tropical hill
savannahs |
Terminalia chebula, Careya arborea,
Phyllanthus emblica, Themeda cymbaria, Chrysopogon hackelii …
etc. |
| 7 |
Southern wet montane grasslands |
Phoenix loureirii, Strobilanthus kunthianus,
Hypericum mysorense, Arundinella ciliata, Tripogon bromoides…
etc. |
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