Global Regional Plant Guides

Indian Deccan Dry Forest & Thorn Scrub Plant Survival Guide

A comprehensive survival plant guide for Indian Deccan Dry Forest & Thorn Scrub, covering useful woody materials, land foods, aquatic foods, traditional-use plants and poisonous look-alikes.

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Cover of Indian Deccan Dry Forest & Thorn Scrub Plant Survival Guide

Continent: Asia
USDA-equivalent zones: 9-12
Köppen climate: Aw / BSh
Profiles: 20
Regional biome: Dry deciduous forest, thorn scrub, rocky plateau and tank margin

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Useful plants · 5 Land edibles · 5 Aquatic edibles · 3 Traditional-use · 3 Poisonous look-alikes · 4

Useful plants

Wood, fibre, shelter and craft

Teak

Tectona grandis

Useful plants

Identify: Very large opposite rough leaves; small white flower panicles; round fruit in an inflated papery calyx.
Habitat: South and Southeast Asian seasonal forest.
Season: Wood year-round; leaves growing season.
Field use: Durable water-resistant wood for tools, containers, paddles and construction; dry leaves can bulk tinder.
Caution: Dust can cause dermatitis; old planted trees may be owned.
Look-alikes: Gmelina has opposite leaves but different fruit and smoother leaf texture.

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Arid acacias

Vachellia / Senegalia spp.

Useful plants

Identify: Feathery compound leaves; paired or hooked thorns; yellow or white puffball flowers; pods.
Habitat: African, Arabian and Australian savannas, dry rivers and deserts.
Season: Wood year-round; gum and pods seasonal.
Field use: Dense wood for bows, handles, stakes and hot coals; gums of selected species have documented food or adhesive use.
Caution: Species vary in cyanogenic chemistry and pod edibility. Thorns cause deep punctures.
Look-alikes: Prosopis/mesquite and other mimosoid legumes require pod and thorn comparison.

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Asian bamboos

Bambusa / Dendrocalamus / Phyllostachys spp.

Useful plants

Identify: Hollow or thick-walled segmented culms; branches at nodes; narrow grass leaves.
Habitat: Asian tropical, subtropical and temperate forest, river valleys and disturbed ground.
Season: Culms year-round; shoots rainy or spring season.
Field use: Shelter, containers, bows, arrow shafts, spears, traps, rafts, cordage strips and friction-fire sets; selected young shoots are food after boiling.
Caution: Shoot cyanide varies; never eat raw unknown bamboo shoots. Green culms can split in fire.
Look-alikes: Giant reeds lack woody branched culms.

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Sal

Shorea robusta

Useful plants

Identify: Tall straight tree; thick leathery oval leaves with prominent veins; winged fruits; rough dark bark.
Habitat: South Asian monsoon forest and foothill plains.
Season: Wood year-round; seeds seasonal.
Field use: Very strong construction wood, durable fuel and leaf plates; resin and seeds have documented regional uses.
Caution: Heavy wood is poor bow-drill board material. Harvest is regulated and forests are often protected.
Look-alikes: Dipterocarps share winged fruit; local identification is needed.

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Banyan and strangler figs

Ficus benghalensis and related spp.

Useful plants

Stylized form diagram for Banyan and strangler figs

Identify: Milky latex; alternate simple leaves; aerial roots from branches; fig fruits with tiny internal flowers.
Habitat: South Asian and tropical forest, village groves and riverbanks.
Season: Fruit varies; roots and fiber year-round.
Field use: Aerial roots and bark fiber provide cordage; dry roots and wood make light friction-fire materials; ripe figs of known species feed people and wildlife.
Caution: Milky latex irritates. Many figs are edible but some are poor; sacred or owned trees must not be damaged.
Look-alikes: Mulberries have external aggregate fruit, not enclosed figs.

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Land edibles

Terrestrial food species

Tamarind

Tamarindus indica

Land-based edible plants

Identify: Fine paired leaflets; brown brittle pods containing sticky sour pulp and hard seeds.
Habitat: African and Asian dry tropics, river valleys and old settlements.
Season: Pods dry season; wood year-round.
Field use: Pod pulp is documented food and drink flavoring; dense wood makes handles and fuel.
Caution: Seeds are extremely hard; avoid moldy pods. Acidic pulp can worsen reflux.
Look-alikes: Cassia pods and leaves differ; tamarind pods are brittle and pulp sticky.

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Moringa

Moringa oleifera

Land-based edible plants

Identify: Triply compound leaves; white fragrant flowers; long slender three-angled pods; soft pale wood.
Habitat: Tropical dry regions, villages and disturbed ground.
Season: Leaves much of year; pods seasonal.
Field use: Young leaves and pods are documented foods after cooking; seeds have limited water-clarification use in controlled settings.
Caution: Seeds do not disinfect water and can add organic matter. Roots and concentrated medicinal use are unsafe.
Look-alikes: Senna and other compound-leaved trees lack the long three-angled pods.

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Common purslane

Portulaca oleracea

Land-based edible plants

Stylized form diagram for Common purslane

Identify: Low reddish succulent stems; smooth fleshy leaves; tiny yellow flowers; clear sap.
Habitat: Disturbed warm ground, gardens, river deposits and camp edges worldwide.
Season: Warm growing season.
Field use: Young leaves and stems are documented food and water-rich greens.
Caution: High oxalate content; avoid large amounts with kidney disease and avoid contaminated ground.
Look-alikes: Spurges often exude milky sap and are unsafe.

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Chinese jujube

Ziziphus jujuba

Land-based edible plants

Stylized form diagram for Chinese jujube

Identify: Zigzag twigs with paired thorns; glossy three-veined leaves; small red-brown drupes.
Habitat: Warm temperate and dry Asian valleys, orchards and scrub.
Season: Fruit late summer-fall.
Field use: Ripe fruit is documented food fresh or dried; hard wood makes handles and pegs.
Caution: Unripe fruit is astringent; ownership and pesticide exposure matter.
Look-alikes: Other Ziziphus species vary in fruit size and thorn form.

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Prickly pears

Opuntia spp.

Land-based edible plants

Identify: Flattened pads with clusters of fine glochids and often spines; showy flowers; fleshy fruits.
Habitat: Dry Americas, disturbed warm regions and some Mediterranean/African landscapes.
Season: Fruit summer-fall; young pads seasonal.
Field use: Ripe fruit and properly de-spined young pads of confirmed species are documented foods; dry woody joints can support fuel.
Caution: Invisible glochids embed in skin, eyes and mouth. Some fruits are insipid or seedy; avoid sprayed invasive stands.
Look-alikes: Chollas have cylindrical joints.

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Aquatic edibles

Water-margin food species

Cattails

Typha spp.

Water and wetland edible plants

Identify: Tall flat strap leaves; dense brown cylindrical female flower spike below a narrower male section.
Habitat: Marshes, pond edges, slow channels and wet ditches.
Season: Shoots spring; pollen early summer; rhizomes year-round where lawful.
Field use: Documented food parts include young inner shoots, pollen and processed rhizome starch. Leaves make mats, baskets and thatch; seed down can bulk tinder.
Caution: Water can concentrate sewage, metals and parasites. Raw rhizome requires correct processing; avoid contaminated marshes.
Look-alikes: Yellow flag iris has sword leaves and showy flowers but no brown cattail head.

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Sacred lotus

Nelumbo nucifera

Water and wetland edible plants

Identify: Large circular peltate leaves usually rising above water; large pink-white flowers; showerhead seed pods.
Habitat: Warm Asian lakes, ponds, floodplains and cultivated wetlands.
Season: Rhizomes, seeds and shoots seasonal.
Field use: Rhizomes, seeds and young stems are documented foods after cooking; fibers have craft use.
Caution: Wetland contamination and deep mud are major hazards. Raw parts can carry parasites.
Look-alikes: Water lily leaves have a slit and usually float.

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Water chestnut

Eleocharis dulcis

Water and wetland edible plants

Stylized form diagram for Water chestnut

Identify: Leafless-looking round green stems in clumps; small brown spikelets; underground dark corms.
Habitat: Warm freshwater marshes, paddies and pond margins.
Season: Corms late season.
Field use: Clean cooked corms are documented food.
Caution: Raw corms can carry parasites and wetlands may be contaminated. Confirm sedge and corm structure.
Look-alikes: Spike-rush species without large edible corms are common.

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Traditional-use

Documented traditional medicine

Neem

Azadirachta indica

Medicinal and traditional-use plants

Identify: Compound leaves with many sharply toothed leaflets; small white flowers; olive-like yellow fruits.
Habitat: South Asian dry tropics, villages and disturbed ground; introduced widely.
Season: Leaves year-round; fruit seasonal.
Field use: Hard wood, fuel, shade and documented insect-repellent and traditional uses.
Caution: Neem oil and seeds can be toxic if swallowed, especially to children; no field dosing.
Look-alikes: Chinaberry has larger twice-compound leaves and purple flowers and is toxic.

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Turmeric

Curcuma longa

Medicinal and traditional-use plants

Identify: Large lance leaves from an underground orange rhizome; pale flower spike with colored bracts.
Habitat: South and Southeast Asian cultivation and disturbed humid ground.
Season: Rhizomes late season.
Field use: Known rhizomes are documented spice, dye and traditional-use material.
Caution: Wild ginger relatives can look similar and some are not edible. Concentrated medicinal dosing is not advised.
Look-alikes: Zingiber and Curcuma species differ in flower spike and rhizome color.

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Holy basil / tulsi

Ocimum tenuiflorum

Medicinal and traditional-use plants

Stylized form diagram for Holy basil / tulsi

Identify: Opposite toothed aromatic leaves on square stems; purple or green flower spikes.
Habitat: South Asian gardens, disturbed ground and warm forest edge.
Season: Growing season.
Field use: Documented seasoning and culturally important traditional-use herb.
Caution: Do not rely on aroma alone; concentrated extracts can interact with blood sugar and anticoagulant medicines.
Look-alikes: Other Ocimum species are similar and usually require flowers.

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Poisonous look-alikes

Do not eat — verify before harvest

Flame lily

Gloriosa superba

Poisonous plants

Identify: Climbing herb with tendril-like leaf tips and red-yellow reflexed flame-shaped flowers; underground tubers.
Habitat: African and Asian tropical grassland, thicket and forest edge.
Season: Wet season.
Field use: No food or medicine use.
Caution: All parts, especially tubers and seeds, contain colchicine-type toxins and can be fatal.
Look-alikes: Edible yams twine differently and have inconspicuous flowers.

poison

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Strychnine tree

Strychnos nux-vomica

Poisonous plants

Stylized form diagram for Strychnine tree

Identify: Opposite glossy leaves with curved veins; round orange fruit containing flat disk-like seeds.
Habitat: South and Southeast Asian dry forest and river margins.
Season: Fruit seasonal.
Field use: No food or medicinal use.
Caution: Seeds contain strychnine and brucine and can cause fatal convulsions.
Look-alikes: Some edible Strychnos fruits exist in Africa, making genus-level assumptions unsafe.

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Castor bean

Ricinus communis

Poisonous plants

Identify: Large star-shaped palmately lobed leaves; spiny capsules; glossy mottled seeds.
Habitat: Warm disturbed ground, riverbanks and tropical/subtropical waste areas.
Season: Growing season; seeds seasonal.
Field use: No survival food or medicine use. Oil extraction is industrial, not a field process.
Caution: Chewed seeds can release ricin and cause severe or fatal poisoning.
Look-alikes: Jatropha has similar lobed leaves but different fruit; it is also toxic.

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Daturas / thorn apples

Datura spp.

Poisonous plants

Stylized form diagram for Daturas / thorn apples

Identify: Large foul-smelling leaves; upright trumpet flowers; spiny egg-shaped capsules.
Habitat: Disturbed warm ground, dry riverbeds and fields worldwide.
Season: Summer-fall.
Field use: No use.
Caution: All parts contain dangerous tropane alkaloids causing delirium, overheating, seizures and death.
Look-alikes: Brugmansia has hanging trumpets on woody shrubs and is also toxic.

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