rose family

The rose or Rosaceae family contains almost 5,000 species in over 90 genera, including well-known genera such as: Cotoneasters (Cotoneaster); hawthorns (Crataegus); quince (Cydonia); apples (Malus); almonds, apricots, peaches, plums, cherries, chokecherries (Prunus); pears (Pyrus); and mountain ashes (Sorbus).

  • Flowers in the family generally have 5 petals and 5 sepals, formed together in a head.
  • Leaves are variable, being simple or pinnately compound, alternate or opposite.
  • Seeds are diverse, including follicles, nuts, achenes, drupes and accessory fruits.
  • Edible fruits are diverse, including apples, pears, quinces, apricots, plums, cherries, peaches, raspberries, and strawberries, and drupes such as almonds.

Genus Species
1. Amelanchier (serviceberry)
2. Aronia (chokeberry)
3. Chaenomeles (quince)
4. Chamaebatiaria (thornbush)
5. Cotoneaster (cotoneaster)
6. Crataegus (hawthorne)
7. Cydonia (quince)
8. Exochorda (pearlbush)
9. Holodiscus (ocean spray)
10. Malus (apple)
11. Oemleria (Indian plum)
12. Photinia (photinia)
13. Potentilla (cinquefoil)
14. Prunus (plum)
15. Prunus (chokecherry)
16. Prunus (Amygdalus)
17. Prunus (laurel)
18. Prunus (sand cherry)
19. Pseudocydonia (quince)
20. Pyracantha (firethorn)
21. Pyrus (pear)
22. Rosa (rose)
23. Sorbus (mountain ash)
24. Sorbus (whitebeam)

Photos from species in Rosaceae.