Rosaceae Juss.

Rosaceae, E. J. Mendes. Flora Zambesiaca 4. 1978

Morphology General Habit

Trees, shrubs, scramblers, brambles or herbs, rarely annuals in the FZ area

Morphology Leaves

Leaves alternate, rarely opposite or borne in groups of 2 or 3 at each node, simple or compound; stipules usually present and paired

Morphology Reproductive morphology Inflorescences

Inflorescence corymbose, racemose or paniculate, or flowers solitary

Morphology Reproductive morphology Flowers

Flowers actinomorphic or almost so, mostly bisexual, rarely dioecious or polygamo-dioecious

Morphology Reproductive morphology Flowers Calyx

Calyx-tube short or elongated, free or adnate to the gynoecium; sometimes with an “epicalyx” of bracteoles; calyx-lobes usually 5, imbricate; disk usually present, lining the mouth of the calyx-tube, usually entire-margined

Morphology Reproductive morphology Flowers Corolla

Petals inserted below the margin of the disk, as many as the calyx-lobes, imbricate or convolute, usually free, often deciduous, or absent

Morphology Reproductive morphology Flowers Androecium

Stamens usually numerous, usually in a complete ring at the margin of or above the disk; filaments usually free and filiform; anthers mostly small, dehiscing longitudinally

Morphology Reproductive morphology Flowers Gynoecium

Carpels l–¥, free or connate and then usually ± adnate to the calyx-tube; styles terminal or basal; ovules often 2, rarely 1 or several

Morphology Reproductive morphology Fruits

Fruits various, inferior to superior, naked or enclosed by the persistent calyx or calyx-tube, drupaceous, pomaceous, follicular, or composed of an indefinite number of achenes or drupelets, rarely capsular

Morphology Reproductive morphology Seeds

Seeds erect or pendulous; endosperm absent or very rarely scantily present; cotyledons usually fleshy

Rosaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

Morphology General Habit

Trees, shrubs or herbs

Morphology Leaves

Leaves various, simple or compound, alternate or rarely opposite; stipules mostly present and paired, sometimes adnate to the petiole

Morphology Reproductive morphology Flowers

Flowers actinomorphic or subzygomorphic, usually hermaphrodite

Morphology Reproductive morphology Flowers Calyx

Calyx free or adnate to the ovary; lobes imbricate

Morphology Reproductive morphology Flowers Corolla

Petals present, rarely absent, imbricate

Morphology Reproductive morphology Flowers Androecium

Stamens usually numerous; filaments free or connate; anthers small, 2-celled

Morphology Reproductive morphology Flowers Gynoecium

Carpels 1 or more, free or connate, superior or inferior; styles free or rarely connate Ovules 2 or more in each carpel, superposed

Morphology Reproductive morphology Fruits

Fruit superior or inferior, drupaceous, pomaceous, follicular or achenial

Morphology Reproductive morphology Seeds

Seeds without endosperm