Verified Plant Diversity of the Sundarbans

Verified Plant Diversity of the Sundarbans:

A Specimen-based Introductory Overview

A structured introduction to the botanical richness of the world’s largest mangrove landscape, prepared as context for a verified checklist-style plant list.

Why the Sundarbans is a Botanical Treasure

The Sundarbans is globally renowned for its wildlife and tidal waterways, yet its true foundation is botanical.
This immense deltaic landscape—shaped by the constant meeting of river water and sea water—hosts a living mosaic of
mangrove forests, mudflats, tidal creeks, seasonal wetlands, and transitional village-edge habitats.
Each zone is defined by salinity, inundation frequency, soil texture, and nutrient movement, and each zone supports a
distinctive set of plant communities.

Unlike many inland forests where rainfall and altitude may dominate vegetation patterns, the Sundarbans is primarily
governed by tides. Twice daily, saline water enters and retreats, influencing root aeration, seed dispersal, and the survival strategies of plants. The outcome is an ecosystem where species must be both resilient and specialized.
Mangrove plants, in particular, are not simply “trees near the sea”; they are biological engineers that stabilize banks,
trap sediment, create nursery grounds for fish and crustaceans, and protect coastal settlements from erosion and storms.

What “Verified” Means in a Plant Checklist

When a botanical list is described as verified, it typically refers to information grounded inspecimen-backed records and taxonomic checking. In practical terms, this approach relies on documented plant occurrences (often supported by collected specimens or formal field records) and uses accepted scientific naming conventions.
This method reduces confusion caused by local name variation, seasonal misidentification, and outdated synonyms.

In the Sundarbans context, verification is especially important because many plants occur in narrow ecological bands.
A species may thrive only in low-salinity zones, while another may tolerate frequent inundation and higher salinity.
Some plants are native components of mangrove formations, while others occur on river banks, on forest margins,
in freshwater ponds, or at village edges. A carefully curated checklist helps separate these categories without mixing them.

The Botanical Structure of the List

The plant list that follows is organized in a field-friendly manner to reflect the ecological reality of the Sundarbans.
Instead of presenting names as a single uninterrupted inventory, it groups plants into meaningful categories such as:
ferns and allied plants, aquatic and wetland plants, true mangroves and mangrove shrubs, forest-margin trees,
salt-tolerant herbs, medicinal and household plants, climbers and lianas, and village-edge naturalized species.
This structure is useful for readers who want to understand where a plant is likely to be encountered, not only what it is called.

The list also preserves scientific names (and local/common names where available), because scientific naming is the most reliable bridge between field observation, research literature, conservation planning, and educational content.
While local names are invaluable for cultural and practical knowledge, the scientific name ensures precision across regions, languages, and institutions.

Ecological Importance of Sundarbans Plants

The plants of the Sundarbans deliver ecosystem services that extend far beyond the forest boundary.
Mangrove roots reduce wave energy and bind soil, helping prevent shoreline collapse. Leaf litter enriches the detritus-based food web, supporting plankton and invertebrates, which in turn sustain fish populations.
Dense vegetation provides shelter and breeding habitat for birds, reptiles, and mammals.
At the human scale, many plant species support local livelihoods through traditional uses, fuelwood, honey collection,
and small-scale medicinal practices.

However, the same plants are also indicators of environmental change. Shifts in salinity, altered freshwater inflow,
embankment construction, cyclonic events, erosion patterns, and land-use conversion can influence which species dominate, which species decline, and which species newly appear at the forest edge. A verified checklist therefore functions not only as a catalogue, but also as a baseline reference for long-term ecological monitoring.

How to Use This Plant List

  • For education: Use the category headings to teach the relationship between plant form and habitat
    (wetland plants vs. true mangroves vs. forest margin species).
  • For field exploration: Match habitat type (tidal creek, mudflat edge, freshwater pond, village embankment)
    with the corresponding category to narrow down likely species.
  • For conservation interpretation: Treat the list as a reference point for understanding biodiversity,
    ecological roles, and habitat specificity.
  • For content creation: Each plant name can be expanded into a short profile describing identification,
    local relevance, ecological function, and seasonal occurrence.

The checklist-style list that follows is intended as a reliable, structured foundation. If you wish, it can be further
expanded into a complete “field guide format” with short descriptions, identification features, habitat notes,
and photographed reference cues for each plant.

A) Ferns & allied plants (Pteridophytes recorded from the Sundarbans checklist)

  1. Ampelopteris prolifera (Dhekia shak)
  2. Cyclosorus crinipes (Bish dhekia)
  3. Cyclosorus dentatus (Bish dhekia)
  4. Asplenium polyodon (Bon dhekia)
  5. Diplazium esculentum (Dhekia shak)

B) Aquatic / wetland plants

  1. Nymphaea nouchali (Nilshapla)
  2. Limnophila aromatica (Pani karpur)
  3. Bacopa monnieri (Brammi)
  4. Lindernia anagallis (Panighas)
  5. Lindernia antipoda (Sada panighas)
  6. Lindernia ciliata (Bhuijui)
  7. Lindernia crustacea (Chapraghas)
  8. Lindernia procumbens (Bakpuspa)
  9. Lindernia pusilla (Pusichapra)
  10. Hygrophila erecta (Filareck)
  11. Hygrophila polysperma (Alai kali)
  12. Hygrophila quadrivalvis
  13. Sphenoclea zeylanica

C) True mangroves & key mangrove shrubs

  1. Aegiceras corniculatum (Kholshi)
  2. Excoecaria agallocha (Gewa)
  3. Acanthus ilicifolius (Hargoza)
  4. Acanthus volubilis (Lata hargoza)
  5. Cynometra ramiflora (Shingra)
  6. Pongamia pinnata (Koromja / Karanja)
  7. Dolichandrone spathacea (Garshingia)
  8. Cerbera odollam (Dahur / Dakur)
  9. Finlaysonia obovata (Mamakola)

D) Trees and shrubs of forest margins, river banks and village edges

  1. Diospyros peregrina (Gab)
  2. Ardisia solanacea (Banjam)
  3. Manilkara zapota (Sofeda)
  4. Diospyros blancoi (Bila tigab)
  5. Polyalthia longifolia (Debdaru)
  6. Litsea glutinosa (Menda)
  7. Trema orientalis (Banjiga)
  8. Artocarpus heterophyllus (Kanthal)
  9. Ficus benghalensis (Bot / Jhuribot)
  10. Ficus benjamina
  11. Ficus elastica
  12. Ficus hispida (Kakdumur)
  13. Ficus racemosa (Jagdumur)
  14. Ficus religiosa (Assawath)
  15. Streblus asper (Sheora)
  16. Casuarina equisetifolia (Jhaw)
  17. Nyctanthes arbor-tristis (Shiuli)
  18. Alstonia scholaris (Chatim)
  19. Tabernaemontana divaricata (Togor)
  20. Pajanelia longifolia

E) Salt-tolerant herbs and coastal weeds

  1. Sesuvium portulacastrum (Sagornunia)
  2. Chenopodium album (Botuashak)
  3. Achyranthes aspera (Apang)
  4. Scoparia dulcis (Misridana)
  5. Mecardonia procumbens

F) Medicinal and household-use plants

  1. Kalanchoe pinnata (Pathorkuchi)
  2. Peperomia pellucida (Luchipata)
  3. Aristolochia indica (Ishwarmul)
  4. Centella asiatica (Thankuni)
  5. Catharanthus roseus (Nayantara)
  6. Calotropis gigantea (Akond)
  7. Calotropis procera (Swetakond)
  8. Ocimum sanctum (Tulshi)
  9. Euphorbia hirta (Dudhiya)
  10. Phyllanthus emblica (Amloki)
  11. Phyllanthus niruri (Bhuiamla)

G) Large legumes, lianas and climbers

  1. Entada phaseoloides (Gila lata)
  2. Mucuna gigantea (Bara alkushi)
  3. Mucuna pruriens (Alkushi)
  4. Dregea volubilis (Titakunja lata)
  5. Ichnocarpus frutescens (Dudhia lata)
  6. Parsonsia alboflavescens
  7. Ampelocissus latifolia
  8. Ceropegia lucida

H) Planted and naturalized village-edge trees

  1. Acacia auriculiformis (Akashmoni)
  2. Acacia catechu (Khoir)
  3. Acacia nilotica (Babla)
  4. Albizia procera (Koroi)
  5. Leucaena leucocephala (Ipil ipil)
  6. Samanea saman (Raintree)
  7. Delonix regia (Krishnachura)
  8. Cassia fistula (Sonalu)
  9. Bougainvillea spectabilis

I) Additional trees and shrubs

  1. Erythrina fusca (Patiymandar)
  2. Erythrina variegata (Jalmandar)
  3. Indigofera trifoliata (Ban nil)
  4. Leea indica (Kakjangha)
  5. Ziziphus mauritiana (Boroi)
  6. Ziziphus oenopolia (Bon boroi)
  7. Shirakiopsis indica (Hurmui)
  8. Drypetes assamica (Bon bokul)
  9. Suregada multiflora
  10. Trewia polycarpa (Pitali)
  11. Oxalis corniculata (Amrul)
  12. Hoppea dichotoma

J) Food, spice and household plants

  1. Chenopodium album (Botuashak)
  2. Eryngium foetidum (Bilatedhoniya)
  3. Lablab purpureus (Shim)
  4. Lathyrus sativus (Kheshari)

K) Additional herbaceous taxa

  1. Boerhavia diffusa (Punarnava)
  2. Pilea microphylla (Latamaricha)
  3. Pouzolzia zeylanica (Kullaruki)
  4. Alternanthera paronychioides (Jhuli khata)
  5. Croton bonplandianus
  6. Croton tiglium (Jamalgota)
  7. Ricinus communis (Venna / Reri)
  8. Justicia adhatoda (Bashak)
  9. Nelsonia canescens
  10. Caesalpinia bonduc (Nata)
  11. Caesalpinia crista (Kutumkanta)
  12. Ceriops decandra
  13. Intsia bijuga (Bhaila)