Guar (Cyamopsis tetragonolobus), which belongs to the leguminosae family, is an
annual plant, withlarge leaves and clusters of bean like pods, each containing
from six to nine pea-shaped seeds. The plant grows in India and Pakistan, is
drought resistant and grows well in those semi-arid areas where less hardy crops
perish. The Guar crop is sowed after the monsoons, and harvested in early
winter. The pods (from 5 to 8 cm) are then opened mechanically to collect the
seeds. The guar seed is dicotyledonous, with a diameter of approximately 2.5mm.
It contains a large fibrous material composed of thin layers of cellusic