Rosa canina (Dog rose)

Rosa canina L.

Dog rose

Kingdom	Plantae	Plants, but not fungi, lichens, or algae
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

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9/17/2016 · Mount Desert Island, Bar Harbor, Maine

9/18/2016 · Deer Isle Beach Vegetation Reclamation Project

6/26/2015 · Nashua River Rail Trail, Groton, Groton, Massachusetts
≈ 6 × 9" (15 × 22 cm) ID is uncertain

Rosa corymbifera Borkh.

Rosa canina description by Thomas H. Kent, last updated 25 May 2020.

Moss galls · 5/9/2021 · Mitchell Field, Harpswell, Maine
≈ 6 × 4" (16 × 11 cm) 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 Reclamation Project

The small fuzzy things are moss galls. · 5/9/2021 · Mitchell Field, Harpswell, Maine
≈ 5 × 8" (13 × 20 cm) ID is uncertain

9/18/2016 · Deer Isle Beach Vegetation Reclamation Project

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

Range:

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