Seed

seedsseed coatkerneltestakernelspipspipseed coatsexotestatestas
A seed is an embryonic plant enclosed in a protective outer covering.wikipedia
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Annona

grain supplyAnnonasannōna
Other seeds that contain poisons include annona, cotton, custard apple, datura, uncooked durian, golden chain, horse-chestnut, larkspur, locoweed, lychee, nectarine, rambutan, rosary pea, sour sop, sugar apple, wisteria, and yew.

Ant

Formicidaeantsformicid
Myrmecochory is the dispersal of seeds by ants.
Seed dispersal by ants or myrmecochory is widespread, and new estimates suggest that nearly 9% of all plant species may have such ant associations.

Anacardiaceae

cashew familysumac familyAnacardiaceae sp.
Seed coats are very thin or are crust-like.

Myrmecochory

dispersed by antsmyrmechorycollected by the ant species
Myrmecochory is the dispersal of seeds by ants.
This is typically accomplished by the production of a hard, smooth testa, or seed coat.

Delphinium

larkspurdelphiniums(''Delphinium alabamicum'')
Other seeds that contain poisons include annona, cotton, custard apple, datura, uncooked durian, golden chain, horse-chestnut, larkspur, locoweed, lychee, nectarine, rambutan, rosary pea, sour sop, sugar apple, wisteria, and yew.
The seeds are small and often shiny black.

Soybean

soysoybeansGlycine max
The common bean and many others, including the soybean, also contain trypsin inhibitors which interfere with the action of the digestive enzyme trypsin.
The fruit is a hairy pod that grows in clusters of three to five, each pod is 3 – long and usually contains two to four (rarely more) seeds 5–11 mm in diameter.

Abrus precatorius

rosary peaJequirityGunja
Other seeds that contain poisons include annona, cotton, custard apple, datura, uncooked durian, golden chain, horse-chestnut, larkspur, locoweed, lychee, nectarine, rambutan, rosary pea, sour sop, sugar apple, wisteria, and yew. Many seeds have been used as beads in necklaces and rosaries including Job's tears, Chinaberry, rosary pea, and castor bean.
The plant is best known for its seeds, which are used as beads and in percussion instruments, and which are toxic because of the presence of abrin.

Dehiscence (botany)

dehiscentindehiscentcaducous
Nuts are the one-seeded, hard-shelled fruit of some plants with an indehiscent seed, such as an acorn or hazelnut.
This fruit develops from a gynoecium composed of two fused carpels, which, upon fertilization, grow to become a silique that contains the developing seeds.

Judean date palm

Methuselah2,000-year-old Judean date palm seedJudean date palm seeds dated at around 2000 years old
In 2005, a preserved 2000-year-old seed sprouted.

Datura

thornappleAngel's Trumpetschamico
Other seeds that contain poisons include annona, cotton, custard apple, datura, uncooked durian, golden chain, horse-chestnut, larkspur, locoweed, lychee, nectarine, rambutan, rosary pea, sour sop, sugar apple, wisteria, and yew.
The fruit is a spiny capsule 4–10 cm long and 2–6 cm broad, splitting open when ripe to release the numerous seeds.

Orchidaceae

orchidorchidsorchid family
Among these are: bilateral symmetry of the flower (zygomorphism), many resupinate flowers, a nearly always highly modified petal (labellum), fused stamens and carpels, and extremely small seeds.

Bead

beadsperler beadsSeed beads
Many seeds have been used as beads in necklaces and rosaries including Job's tears, Chinaberry, rosary pea, and castor bean.
The natural organics include bone, coral, horn, ivory, seeds (such as tagua nuts), animal shell, and wood.

Recalcitrant seed

recalcitrantrecalcitrant seedsseed recalcitrance
Recalcitrant seeds (subsequently known as unorthodox seeds) are seeds that do not survive drying and freezing during ex-situ conservation and vice versa.

Seed company

seed producerseed companiesseed
Seed companies produce and sell seeds for flowers, fruit and vegetables to the

Seed library

Seed librariesseed lending libraryseed-lending library
A seed library is an institution that lends or shares seed.

Seedbed

seed bedseed bedsSeedling bed
A seedbed or seedling bed is the local soil environment in which seeds are planted.

List of largest seeds

List of world's largest seeds
The coco de mer, a giant, dark brown seed, has been protected by the government of the Seychelles because of its rarity.

Soil seed bank

seed bankground-stored seed bankseedbank
The soil seed bank is the natural storage of seeds, often dormant, within the soil of most ecosystems.

Rye

Secale cerealerye flourwinter rye
In rye seeds, the reduction of DNA integrity due to damage is associated with loss of seed viability during storage.
Alkylresorcinols are phenolic lipids present in high amounts in the bran layer (e.g. pericarp, testa and aleurone layers) of wheat and rye (0.1–0.3% of dry weight).

Clusia

ArrudeaClusias
The fruit is a leathery valvate capsule which splits open to release several red or orange, fleshy-coated seeds.

Cooking

cookerycookcooked
The seeds of many legumes, including the common bean (Phaseolus vulgaris), contain proteins called lectins which can cause gastric distress if the beans are eaten without cooking.
Almost all vegetable matter (in particular legumes and seeds) also includes proteins, although generally in smaller amounts.

Seed enhancement

Seed enhancement is a range of treatments of seeds that improves their performance after harvesting and conditioned, but before they are sown.

Ricin

ricin toxin
A deadly poison, ricin, comes from seeds of the castor bean.
Deaths from ingesting castor plant seeds are rare, partly because of their indigestible seed coat, and because some of the ricin is deactivated in the stomach.