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Project Name Data (Last Modified On 9/11/2013)

Flora Data (Last Modified On 9/11/2013)
Genus Morinda L.
PlaceOfPublication Sp. P1. 176. 1753.
Note LECTOTYPE: M. rojoc L.
Description Shrubs or small trees. Leaves opposite, occasionally ternate, petiolate; stip- ules interpetiolar, connate, persistent, usually bifid. Inflorescences terminal or axillary, the peduncles present or absent, the flowers in small heads. Flowers with hypanthium and calyx of adjacent flowers partially or completely united; calyx truncate, the teeth obscure; corolla infundibuliform or hypocrateriform, the lobes 4-7, valvate; stamens 4-7, the anther connectives produced at the apex; ovary 2-4-celled, each with an ascending ovule attached near the base of the cell. Fruit a syncarp, often large, fleshy and white, each cell with a 2-celled pyrene.
Habit Shrubs or small trees
Distribution well distributed in the tropical areas of the world.
Note It is a genus of about 80 species, a few of which are a source of dyestuffs. For more detail on the structure of the fruits and seeds see Hayden & Dwyer (1969).
Reference Hayden, M. V., & J. D. Dwyer. 1969. Seed morphology in the tribe Morindeae. Bull. Torrey Bot. Club 96: 704-710.
Key a. Leaves 1.7-4.0(-5.0) cm wide ...... 3. M. rojoc aa. Leaves 5-12 cm wide. b. Largest leaves exceeding 20 cm in length; corolla lobes more than 6 mm long; fruit 9 cm wide or wider ...... 1. M. citrifolia bb. Largest leaves less than 20 cm long; corolla lobes 2.5-5.0 mm; fruits 1.0-2.5 cm wide ...... 2. M. panamensis
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