Seed Information Database

Search Results

Storage Behaviour  1000 Seed Weight  Oil Content  Protein Content  Seed Dispersal  Germination  Literature Cited

APG Clade: EUDICOTS - CORE EUDICOTS - ROSIDS - EUROSIDS I
APG Order: Malpighiales
APG Family: EUPHORBIACEAE
Kew Family: EUPHORBIACEAE
Genus: Euphorbia
Species Epithet: dentata
Species Author: Michx.
Life Form: ther.


Storage Behaviour

Storage Behaviour: Orthodox
Storage Conditions: 75 % viability following drying to mc's in equilibrium with 15 % RH and freezing for 40 days at -20°C at RBG Kew, WP

Top  Interpreting the storage behaviour data

1000 Seed Weight

Average 1000 Seed Weight(g): 5.0
Details of Component Seed Weights:
  1. 0.4; (Jones & Earle, 1966); Seed; Weight refers to seed with 63 % of its outer tissues removed; seed mc not stated, but weight is likely to refer to air-dry seed.
  2. 3.4; (Mazer, 1989); Seed
  3. 0.4; (Kleiman et al., 1965); Seed; Seed mc not stated, but weight is likely to refer to air-dry seed.
  4. 22.2; (Forest Service, 1974); Seed; Seed mc not stated, but weight is likely to refer to air-dry seed.
  5. 2.6772; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  6. 4.65; (Stevens, 1957); Seed; Weight refers to air-dry seeds.
  7. 1.105; (Jurado et al., 2001); Seed excluding 'dispersal structures'; oven dry
Top  Interpreting the seed weight data

Seed Dispersal

  1. Unassisted; Seeds drop to the ground close to or beneath the parent plant; Direct or experimental observation; (Vazquez & Givnish, 1998)
Top  Interpreting the seed dispersal data

Germination

  1. 75 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 8/16; 20°C; 42 days; (RBG Kew, Wakehurst Place)
  2. 70 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 8/16; 25°C; 56 days; (RBG Kew, Wakehurst Place)
  3. 78 % germination (seeds sown: 18); germination medium: 1% agar; germination conditions: light 8/16; 25/10°C (Therm 8/16); 42 days; (RBG Kew, Wakehurst Place)
Top  Interpreting the germination data

Oil Content

Average of Oil Content (%): 7.05
Details of Component Oil Contents:
  1. 7.0; (Kleiman et al., 1965); Entire seed/nut; Moisture content not stated
  2. 7.1; (Jones & Earle, 1966); Entire seed/nut; Moisture content not stated
Top  Interpreting the oil content data

Protein Content

Average of Protein Content (%): 7.75
Details of Component Protein Contents:
  1. 8.0; (Kleiman et al., 1965); Entire seed/nut; Moisture content not stated
  2. 7.5; (Jones & Earle, 1966); Entire seed/nut; Moisture content not stated
Top  Interpreting the protein content data

Literature Cited
  1. Jones, Q. and Earle, F.R. 1966. Chemical analyses of seeds II: oil and protein content of 759 species. Economic Botany, 20:127-155.
  2. 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.
  3. Kleiman, R., Smith, C.R. and Yates, S.G. 1965. Search for new industrial oils. XII. Fifty-eight Euphorbiaceae oils, including one rich in Vernolic acid. Journal of the American Oil Chemists’ Society, 42:169-172.
  4. Forest Service. 1974. Seeds of Woody Plants in the United States. Agriculture Handbook Number 450. Forest Service, U.S. Department of Agriculture, Washington, D.C.
  5. RBG Kew, Wakehurst Place.
  6. Stevens, O.A. 1957. Weights of seeds and numbers per plant. Weeds, 5:46-55.
  7. Vazquez, J.A. and Givnish, T.J. 1998. Altitudinal gradients in tropical forest composition, structure, and diversity in the Sierra de Manantlan. Journal of Ecology, 86:999-1020.
  8. Jurado, E., Estrada, E., Moles, A.T. 2001. Characterizing plant attributes with particular emphasis on seeds in Tamaulipan thornscrub in semi-arid Mexico. Journal of Arid Environments, 48(3):309-321.
Top

Back to search | Interpreting this page