Familia Portulacaceae

PORTULACACEAE

Morphological description

Herbs (sometimes woody at base), leaves and stems succulent; usually creeping and main root tuberous.

Leaves

Leaves succulent; usually exstipulate but sometimes with axillary hairs.

Inflorescence

Inflorescence.

Flowers

Flowers bisexual, actinomorphic; stamens opposite the petals. Usually sepals 2, petals 4-6 nearly free, ovary superior.

Fruit

Fruit a capsule opening with an operculum.

Seed

Seed.

Different from: Aizoaceae (Sesuvium): interpetiolar stipules. 

Distribution: The family is pantropical. In Malesia 4 genera of which 2 native: - Montia, alpines of New Guinea; - Portulaca, widespread in coastal areas.

Notes: Portulaca and Talinum* are both cultivated as ornamentals and for their edible leaves.

Literature:.R. Geesink, Fl. Males. I, 7 (1971) 121-133.

Spot characters (Van Balgooy): Portulacaceae 83.

Illustrations: Fig. 149. Portulaca pilosa L. subsp. sundaensis (Poelln.) Geesink (Portulacaceae). a. Habit; b. flowering end of a branch; c. flower. Reproduced from Flora Malesiana I, 7 (1971).

Image in PhytoImages for Portulacaceae

 

 

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