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Areacaceae
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Presentation of 45 pages for the course Agri at (Coconut arecasea)
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• Lecture 13 List of cultivated crops,economic parts, chromosome
number and family description of
Arecaceae and Malvaceae; Key
botanical features of Coconut,
Arecanut, Oilpalm, Sugarpalm,
Cotton, Mesta and Bhendi.
, ARECACEAE
(The Palm family)
, General Features
Habit : Shrubs or trees, solitary or gregarious with an
unbranched erect, climbing or trailing stem.
Leaves : Large with a well-developed petiole (haft) and
persistent sheathing base, plaited in bud.
Inflorescence : Simple or compound spadix, enclosed in 1 or
more spathes.
Flowers : Unisexual, regular, hypogynous, sessile,
arranged in close spirals on inflorescence
axis.
Perianth : Small, segments 6, in two whorls, somewhat
leathery or fleshy, persistent.
, General Features
Androecium : Stamens 6 (in male flowers), in 2 series;
filaments free or united; anthers 2-celled,
versatile.
Gynoecium : Carpels 3 (in female flowers), free or united;
ovary superior, trilocular with 1 anatropous
or 3 orthotropous ovules in each loculus.
Fruit : Berry or drupe.
Seeds : Embryo minute; endosperm ruminate.
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