Seed Information Database

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Storage Behaviour  1000 Seed Weight  Seed Dispersal  Salt Tolerance  Literature Cited

APG Clade: EUDICOTS - CORE EUDICOTS
APG Order: Caryophyllales
APG Family: POLYGONACEAE
Kew Family: POLYGONACEAE
Genus: Polygonum
Species Epithet: aviculare
Species Author: L.
Life Form: ther.


Storage Behaviour

Storage Behaviour: Orthodox p
Storage Conditions: A few seeds survive after 5 years open storage (Comes et al., 1978)

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1000 Seed Weight

Average 1000 Seed Weight(g): 1.29
Details of Component Seed Weights:
  1. 0.765; (Stevens, 1932); Seed; Weight refers to air-dry seed.
  2. 1.25; (Mazer, 1989); Seed
  3. 1.687; (Salisbury, 1942); Seed; Seed mc not stated, but weight is likely to refer to air-dry seed.
  4. 1.04; (Milberg et al., 2000); Seed; Based upon the average weight of 20 batches of a known quantity of air-dry seeds.
  5. 1.1672; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  6. 1.9312; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  7. 0.9; (Stevens, 1957); Seed; Weight refers to air-dry seeds.
  8. 1.25; (Mazer, 1989); Diaspore; seed plus associated protective structure
  9. 1.45; (Thompson et al., 1993); Fruit
  10. 1.45; (Grime et al., 1981); Germinule; Seed mc not stated, but weight is likely to refer to air-dry seed.
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Seed Dispersal

  1. Unassisted; Seeds drop to the ground close to or beneath the parent plant; Direct or experimental observation; (van der Pijl, 1982); Diaspore=seed.
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Salt Tolerance

  1. Plant Type: xero; Photosynthetic Pathway: C4
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Literature Cited
  1. Comes, R.D., Bruns, V.F. and Kelley, A.D. 1978. Longevity of certain weed and crop seeds in fresh water. Weed Science, 26:336-344.
  2. Grime, J.P., Mason, G., Curtis, A.A., Rodman, J., Band, S.R., Mowforth, M.A.G., Neal, A.M. and Shaw, S. 1981. A comparative study of germination characteristics in a local flora. Journal of Ecology, 69:1017-1059.
  3. Stevens, O.A. 1932. The number and weight of seeds produced by weeds. American Journal of Botany, 19:784-794.
  4. Mazer, S. 1989. Ecological, taxonomic, and life history correlates of seed mass among Indiana dunes Angiosperms. Supplement: species list, untransformed seed mass, seed mass class and ecological data associated with each species. Ecological Monographs, 59.
  5. Thompson, K., Band, S.R. and Hodgson, J.G. 1993. Seed size and shape predict persistence in soil. Functional Ecology, 7:236-241.
  6. Salisbury, E.J. 1942. The Reproductive Capacity of Plants. G. Bell and Sons, London.
  7. Milberg, P., Andersson, L. and Thompson, K. 2000. Large-seeded species are less dependent on light for germination than small-seeded ones. Seed Science Research, 10:99-104.
  8. RBG Kew, Wakehurst Place.
  9. Stevens, O.A. 1957. Weights of seeds and numbers per plant. Weeds, 5:46-55.
  10. van der Pijl, L. 1982. Principles of Dispersal in Higher Plants. 3rd Edn. Springer-Verlag, New York.
  11. Dubuis, A. and Simmonneau, P. 1960. Contribution a l'etude de la vegetation halophile des bassins fermes du Plateau D'Oran. Clairbois, Algeria: Services des Etudes Scientifiques.
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