Seed Study - Rosa sp.

Rosa sp. - Wild Rose
Rosa sp. - Wild Rose

NPS Photo

Species: Rosa sp.
Common name: wild rose

Seedling identification: Cotyledons are ovate with a rounded tip, yellowing before dropping. First true leaves are trifoliate, rounded, toothed and dull green.


Rosa arkansana – prairie wild rose
Average number of good seeds per gram bulk matter: n.m.
Average number of good seeds per gram cleaned: 69
Commercial estimates of seeds per gram: 88
Percent seed: n.m.
Percent live: 64
Collection dates: September 20
Collection effort: 39 grams in 4 person hours
Collection notes: Relatively easy to collect. Each rose hip holds a lot of seed.
Cleaning notes: Clean seed measurement was after wet fruits (soaked over night) were mashed to separate pulp from seed, air dried, then winnowed or dried pulp picked out.

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