Rosa acicularis, family ROSACEAE
1. Habitat- well drained hillside with alder, birch, wild geranium, and high bush cranberries.
2. Leaves, odd pinnate with simply serrate leaflets.
3. Inflorescence- flowers solitary
4. Flowers, perfect, actinomorphic, 5-merous.
5. Fruits- none present.
6. Five petals.
7. Five sepals.
8. Many stamen.
9. Indehiscent fruits.
10. One carpel.
11. Placentation basal.
12. Many seeds.
Nicely done dissection and great images!