Rosa canina L.
Dog rose
[An article has not been written yet.]
Rosa corymbifera Borkh.
9/17/2016 · Mount Desert Island, Bar Harbor, Maine 
9/18/2016 · Deer Isle Beach Vegetation Recla 
6/26/2015 · Nashua River Rail Trail, Groton, Groton, Massachusetts · ≈ 6 × 9″ (15 × 22 cm) 
ID is uncertain 
Moss galls · 5/9/2021 · Mitchell Field, Harpswell, Maine · ≈ 6 × 4″ (16 × 11 cm) ID is uncertain 
6/22/2023 · Florida Lake Park, Freeport, Maine ID is uncertain 
6/22/2023 · Florida Lake Park, Freeport, Maine ID is uncertain 
6/26/2015 · Nashua River Rail Trail, Groton, Groton, Massachusetts · ≈ 6 × 8″ (14 × 20 cm) ID is uncertain 
9/18/2016 · Deer Isle Beach Vegetation Recla 
9/18/2016 · Deer Isle Beach Vegetation Recla 
The small fuzzy things are moss galls. · 5/9/2021 · Mitchell Field, Harpswell, Maine · ≈ 5 × 8″ (13 × 20 cm) ID is uncertain 
6/22/2023 · Florida Lake Park, Freeport, Maine ID is uncertain 
9/18/2016 · Deer Isle Beach Vegetation Recla 
Moss galls like this one are caused by the gall wasp Diplolepis rosae. · 5/9/2021 · Mitchell Field, Harpswell, Maine · ≈ 3 × 2½″ (8 × 6.1 cm) ID is uncertain 
| Kingdom | Plantae | Plants, but not fungi, lichens, or algae (from Stearn's Botanical Latin) |
| Subkingdom | Tracheobionta | Vascular plants—plants with a “circulatory system” for delivering water and nutrients |
| Division | Magnoliophyta | Flowering plants, also known as angiosperms |
| Class | Magnoliopsida | Dicotyledons—plants with two initial seed leaves |
| Subclass | Rosidae | Roses, legumes, proteas, dogwoods, hydrangeas, mistletoes, euphorbias, grapes, many more |
| Order | Rosales | Rose family and eight others |
| Family | Rosaceae | Includes apples, apricots, plums, cherries, peaches, pears, raspberries, strawberries, almonds, roses, meadowsweets, photinias, firethorns, rowans, and hawthorns; many others |
| Genus | Rosa | From a Latin name so old its meaning is no longer known |
| Species | canina | From Dog Valley, eastern Sierra County |
Rosa canina description by Thomas H. Kent, not updated.
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