The largest seed in the world is the coco de mer,Quest The World's Largest Seed A KQED Multimedia Series Exploring Northern California Science, Environment and Nature.BGCI plants for the planet Our work Coco de Mer Investigate Coco de Mer on the BGCI Plant Search Database the seed of a palm tree. Fruit trivia Coco de mer - Q It can reach about long, and weigh up to . The coco de mer, which produces a giant, dark brown seed,Britannica E. Coco de mer Double coconut has been protected by the government of the Seychelles because of its rarity – the tree can grow up to tall, with leaves measuring long and wide. Kigelia or "sausage seed" (botanical name Kigelia africana) can produce pods weighing up to , and long, but the pod contains seeds.

List

Other recorded largest seeds include:

Seed Image Species Family Size in inches Size in cm Weight NotesCoco de merLodoicea maldivicaPalm family(Arecaceae or Palmae)12 in30 cm18 kg (40 lbs)The single largest Lodoicea seed found to date was one weighing 25 kg (55 lbs).CoconutCocos nuciferaPalm family(Arecaceae or Palmae) 6 inches15 cmThe Andaman Giant Coconut can have a weight of about 8 lbs (3.6 kg).K.P.V. Menon and K.M. Pandala, "The Coconut Palm - A Monograph" (Ernakulam, Kerala, India: The Indian Central Coconut Committee, 1958) pp. 96 & 98.MoraElbert L. Little and Robert G. Dixon, "Arboles Communes de la Provincia de Esmereldas" (Rome: UNFAO, 1969) p. 222 or "Mangle Nato"Mora oleifera or Mora megistospermaSenna family(Caesalpinaceae)7 in by 6 in by 3 in18 cm by 15 cm by 8 cm.2.2 lbs (1 kg)Daniel H. Janzen, "Costa Rican Natural History", (Chicago: Univ. Chicago Press, 1983) p. 281.East Indies PalmyraBorassus sundaicusPalm family(Arecaceae or Palmae)2.2 lbs (1 kg)Chris Gray, "The Townsville Palmetum", THE PALM JOURNAL # 175 (March 2004)p. 30.African PalmyraBorassus aethiopumPalm family(Arecaceae or Palmae) Up to 4.29 inches by 3.15 in by 2.24 in. Up to 10.9 cm by 8 cm by 5.7 cm.Caroline Ivory PalmMetroxylon amicarumPalm family(Arecaceae or Palmae)4.5 inch sphere11 cm sphere1 lb. 4 oz (560 grams)James C. McCurrach, "Palms of the World" (Stuart, Fla.: Horticultural Books, Inc., 1980 reprint - orig 1960) p. 139. Muli Melocanna bacciferaGrass family(Graminae or Poaceae) 3.9 inches long and nearly as wide. Ten cm long and nearly as wide. 12.3 oz (350 grams) Daniel H. Janzen, "Why do Bamboos Wait so Long to Flower?", ANN. REV. ECOL. SYST. Vol 7 (1974) p. 9.Also called "Mora"Mora excelsaSenna family(Caesalpinaceae)5 in by 2.75 in.12.5 cm by 8 cm.Kew Bulletin of Miscellaneous Information # 8 (November 1, 1932) p. 3978.8 oz (250 grams)Victor C. Quesner and T. Francis Farrell, "Native Trees of Trinidad and Tobago" (Port of Spain: T & T Field Naturalists Club, 2000) p. 86.Tea Mangrove Pelliciera rhizophoraeTea or Camellia family(Theaceae)4 in sphere.10 cm sphere.7 oz (200 grams)Bornean ironwood, Belian var. "Tanduk"Eusideroxylon zwageri variety exilisLaurel family(Lauraceae)6.3 in by 2 in diam.160 mm by 5 cm diam. Yukitoshi Kimoto et al, "Embryology of Eusideroxylon...etc", BOTANICAL JOURNAL of the LINNEAN SOCIETY Vol. 150 # 2 (February 2006) p. 190.Pohon Kira-kiraXylocarpus granatumMahogany family(Meliaceae)Tetrahedral seeds four inches on a side.Tetrahedral seeds 10 cm on a side.Margaret Percival and John S. Womersley, "Floristics and Ecology of Mangrove Vegetation in Papua New Guinea", BOTANICAL BULLETIN # 8 (Lae: Dept. of Forests, 1975) p. 90. Also called "puzzlenut" because the nuts can be reassembled into a sphere. ChayoteSechium edule or Sicyos edule Squash family(Cucurbitaceae) 4 in by 2.75 in by 1 in. 10 cm by 7 cm by 2.5 cm.Idiot fruitIdiospermum australienseSpicebush family(Calycanthaceae)3.1 in sphere.8 cm sphere.Franks, P. J. and P. L. Drake (2003). "Desiccation-induced loss of seed viability is associated with a 10-fold increase in CO(2) evolution in seeds of the rare tropical rainforest tree Idiospermum australiense." New Phytologist 159(1): 253-261. 7.9 oz. (225 grams) Very poisonous. "Capucin". Northia seychellana Sapote Family (Sapotaceae) 3.1 inches, and nearly as wide3. 8 centimeters, and nearly as wide.weight not statedAvocadoPersea americanaLaurel family(Lauraceae)3 in 7.6 cm Chuya Pouteria speciosa Sapote family (Sapotaceae)3.5 in long by 2.4 in thick. 90 mm long by 60 mm thick.Boko treeBalanites wilsoniana Balanitaceae3.46 in by 1.81 in diameter.8.8 cm by 4.7 cm diameter. PacóGrias tessmannii Monkeypot family(Lecythidaceae) 3.2 in by 2.5 in.Elbert L. Little and Robert G. Dixon, "Arboles Communes de la Provincia de Esmeraldes" (Rome: UNFAO, 1969) Illust p. 437 plus caption p. 436. 8 cm by 6.5 cm. Cativo Prioria copaifera Senna family(Caesalpinaceae)Up to six ounces (170 grams)California buckeyeAesculus californicaHorse chestnut family (Hippocastanaceae)2.88 in width, 2.63 in breadth and 2.13 in height. Personal observations and measurements made in Riverside, California on November 27, 2015. This is the largest of all temperate (non-tropical) seeds.7.32 cm width, 6.68 cm breadth and 5.41 cm height5 oz (140 grams) This is the largest of all temperate (non-tropical) seeds. Poisonous. Calatola Calatola costaricensis Metteniusaceae 3 inches long by two inches wide. 7 cm long by 5 cm wide.Provision tree, Guiana chestnutPachira aquaticaKapok family (Bombacaceae) Squarish seeds to 2.4 inches on a side.Squarish seeds to 6.1 cm. on a side. Elephant Creeper.Entada phaseoloidesMimosa family(Mimosaceae) 2.8 in by 2.4 in by 1.0 in. 71 mm by 61 mm by 25 mm.Dr. Jerry Sulivan, "The Godzilla Entada", THE DRIFTING SEED (May 2005 p. 10 2.1 oz. (60 grams) Tauari Couratari macrosperma Monkeypot family(Lecythidaceae) 3.9 inches by 1.2 inches. 10 cm by 3 cm. Membrillo Gustavia dodsonii Monkeypot family(Lecythidaceae) 2.9 inches by 2,25 inches. 74 mm by 58 mm.Flora Neotropica Volume 21 Part 1 (Lecythidaceae) (August 1979) p, 160.(no common name) Macrozamia macdonnellii Coontie family(Zamiaceae) 3.2 inches by 2.2 inches. 8 cm by 5.5 cm. The largest of all Gymnosperm seeds. Amarillo, or South American Apricot.Mammea americana Copay Family (Clusiaceae). 3.2 inches by about 2 inches. 8 cm by about 2 cm. Also called TauariCouratari longipedicellataMonkeypot family (Lecythidaceae)Four inches long by 0.9 inches wide. 9.5 cm long by 2.3 cm wide. (no common name) Grias multinervia Monkeypot family(Lecythidaceae) 3 inches by 1.17 inches. 77 mm by 30 mm. Fatra Cycas thouarsii Sago palm family(Cycadaceae) 2.75 inches by 2.3 inches. 7 cm by 6 cm.Robert K.F. Pilger, "Cycadaceae", NATURLICHEN PFLANZENFAMILIEN (Leipzig: Verlag von Wilhelm Engelmann, 1926) 2nd Auflage Band 13 p. 69. Pachytesta incrassata of the Carboniferous deposits was up to 5 in by 2.5 in diam (12 cm by 6 cm diam.) and weighed about seven ounces (200 grams).MangoMangifera indicaSumac family(Anacardiaceae)2-4 inchesPeachPrunus persicaRose family(Rosaceae) 2 inches 3 cm

See also List of world records held by plants List of largest inflorescences List of superlative trees Seed Seedbed

References

External links Coco de Mer Cerf Island