Seed Information Database

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Storage Behaviour  1000 Seed Weight  Germination  Literature Cited

APG Clade: MONOCOTS - COMMELINOIDS
APG Order: Poales
APG Family: POACEAE
Kew Family: POACEAE
Genus: Pennisetum
Species Epithet: purpureum
Species Author: Schumach.


Storage Behaviour

Storage Behaviour: Orthodox
Storage Conditions: Long-term storage under IPGRI preferred conditions at RBG Kew, WP. Oldest collection 5 years

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1000 Seed Weight

Average 1000 Seed Weight(g): 0.32
Details of Component Seed Weights:
  1. 0.32; (Felfoldi, 1980); Seed; Seed mc not stated, but weight is likely to refer to air-dry seed.
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Germination

  1. 80 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 12/12; 33/19C (Therm 12/12); (RBG Kew, Wakehurst Place)
  2. 85 % germination (seeds sown: 46); germination medium: 1% agar; germination conditions: light 12/12; 25C; 38 days; (RBG Kew, Wakehurst Place)
  3. 58 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 8/16; 25C; 10 days; (RBG Kew, Wakehurst Place)
  4. 77 % germination (seeds sown: 35); pre-sowing treatments: mechanical manipulation (other covering structure (not seed coat) removed or partially removed with scalpel. de-husked); germination medium: 1% agar; germination conditions: light 8/16; 25C; 119 days; (RBG Kew, Wakehurst Place)
  5. 100 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 12/12; 26C; (RBG Kew, Wakehurst Place)
  6. 83 % germination (seeds sown: 18); germination medium: 1% agar; germination conditions: light 12/12; 26C; (RBG Kew, Wakehurst Place)
  7. 100 % germination (seeds sown: 18); germination medium: 1% agar; germination conditions: light 8/16; 20C; 35 days; (RBG Kew, Wakehurst Place)
  8. 75 % germination (seeds sown: 16); germination medium: 1% agar; germination conditions: light 8/16; 25C; 35 days; (RBG Kew, Wakehurst Place)
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Literature Cited
  1. Felfoldi, E. 1980. Seed Counts (Numbers of Seeds Per Unit Weight). Technical Report Series, 32. Government of Victoria, Department of Agriculture.
  2. RBG Kew, Wakehurst Place.
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