Botanical name : Ananas comosus (Linn.) Merrill (A. sativus Schultes f.)
Family : Bromeliaceae
SANSKRIT SYNONYMS
Anamnasa, Bahunetraphala
AYURVEDIC PROPERTIES
Rasa    : Madhura, Amla
Guna   : Guru, Snigdha
Virya   : Seeta
PLANT NAME IN DIFFERENT LANGUAGES
English  : Pineapple 
Hindi  : Ananas
Malayalam : Kaitachakka, Kappachakka, Ananas
Distribution – Cultivated in various parts of India.
PLANT DESCRIPTION
A perennial long leaved herb grows up o 70 cm in height. Leaves numerous compactly and spirally arranged on main stem, linear lanceolate, acuminate, stout, with curved spines on margins. Inflorescence head, seen on the apex, small reddish and ovate. Fruits composite, juicy, bearing a tuft of leaves on the tip. 
MEDICINAL PROPERTIES
Plant pacifies vitiated pitta, anorexia, colic, peptic ulcer, jaundice, renal calculi, worm infestation, constipation, amenorrhea, dysmenorrhea, fever and general debility.
Useful part : Fruits, Leaves.