RosaceaeRose Family 

ca. 85 genera /3000 species

Amelanchier (service berry)Rubis (black and raspberriesFragaria (strawberry)Potentilla (cinquefoil)Fallugia (Apache plume)Cowania (cliff rose)Cercocarpus (mountain

mahogany)Rosa Prunus

Rosaceae

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Rosaceae

Purshia mexicana

RosaceaePotentillaPotentilla sp. sp.PotentillaPotentilla sp. sp.

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Rosaceae

Rosaceae

Cowania stanshuriana

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Rosaceae

(More) Eurosids I (2)

Hypanthium

Rosa rugosa

Cup-shaped extension of the floral axis formed from union of basal parts of calyx, corolla, and androecium commonly surrounding the pistils.

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Rosaceae

Rubus sp.

aggregated druplets

Rosaceae

Rosaceae

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Rosaceae

Cowania sp.

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

(More) Eurosids I (2)

Folicles

Rosaceae

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Rosaceae

Prunus sp.

Drupe

Rosaceae

Pome

Epigynousflower

Life FormHerbs, shrubs or trees. Flowers usually bisexual and regular.

Often with rhizomes. Leaves alternate and toothed; simple or compound. Stipules present.

Numerous stamens. One to many carpels fused into superior ovary.

Five sepals fused into hypanthium. Five free petals that often have a claw.

Stems and Leaves

Perianth

Flowers and Inflorescence

Reproductive Structures

Fruit

Fruit a follicle, achene, pome, drupe, aggregate or accessory with druplets

Rosaceae

Rosaceae Malus domesticaMalus domesticaMalus domesticaMalus domestica