Thalia geniculata L.
Summary
Kana air (Thalia geniculata) is a herb 2-4 meters tall from the Marantaceae family that originates from Africa to Central America and the Caribbean. Its leaves and stems are used as food ingredients, animal feed, and even furniture and baskets. In Senegal, kana air root and leaves are traditionally used as a drink and massage remedy for snake bites.
Agroecology
Grows well in muddy places, waterlogged areas exposed to direct sunlight. Grows at elevations of 0-1,100 m asl. Can grow on land like canna lily, but is better kept in humid places with sufficient sunlight. Preferred soil type is fertile loamy soil.
Morphology
- Stem has a thick rhizome (underground horizontal stem).
- Leaves large, broadly lanceolate, with a rounded base and pointed tip (length > 1 m). The leaf blade is held by a long, smooth, green or reddish-purple petiole, smooth leaf margin.
- Flowers paired, hanging from a zigzag-shaped inflorescence stalk. Small purple flowers (2 cm long) consisting of 3 petals and having an irregular shape. A white petal-like bract hangs below the flower.
- Fruit elliptical-subglobose, a capsule, 12 mm x 7 mm orange-red containing one seed.
- Seeds elliptical-subglobose, 5-10 mm x 3-6 mm, smooth, brownish to greenish or black.
Cultivation
Propagation is done by seed and rhizome division.
Chemical Content
Sitoidoside I, daucesterol, stigmasterol, beta sitosterol, geranylfarnesol, rosmarinic acid.
Benefits
Addresses snake bite poison (as a drink and external application/massage), treats anemia, asthma, malaria.
Local Names
Patat cai (Sunda).
Traditional Recipes
The following recipes reflect traditional knowledge passed down through generations, not a substitute for professional medical diagnosis or advice. Consult a healthcare provider before use.
1. Anemia
- Prepare kana air root as needed and wash with running water until clean.
- Boil the root until boiling.
- Let cool/warm and use to wash the body or for bathing.
2. Asthma
- Prepare kana air root as needed and wash with running water until clean.
- Soak in water.
- Let stand for a while then drink to relieve asthma sufferers.
Reference Sources
- Useful Tropical Plants Database. 2021. Thalia geniculata. http://tropical.theferns.info/viewtropical.php?id=Thalia+geniculata. 01-10-2021.
- Royal Botanical Gardens. 2021. Plants of the World Online : Thalia geniculata L.. http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:798255-1. 01-10-2021.
- Flora Fauna Web. 2020. Thalia geniculata L.. https://www.nparks.gov.sg/florafaunaweb/flora/2/5/2503. 01-10-2021.
- Brink M., E. G. Achigan-Dako. 2012. Plant Resources of Tropical Africa 16 Fibres. Prota Faundation, Netherland. https://books.google.co.id/books?id=AspmAgAAQBAJ&pg=PA534&lpg=PA534&dq=Thalia+geniculata+L+cabi&source=bl&ots=nSEqLFm6uK&sig=ACfU3U0DzucVpIKTmkTINsICrJIQVHKTbQ&hl=id&sa=X&ved=2ahUKEwjZ5ZybxKjzAhVb8HMBHdrjAtQQ6AF6BAgVEAM#v=onepage&q=Thalia%20geniculata%20L%20&f=false.
- Rony Irawanto. FITOREMEDIASI MENGUNAKAN TUMBUHAN AKUATIK KOLEKSI KEBUN RAYA PURWODADI. Balai Konservasi Tumbuhan Kebun Raya Purwodadi - LIPI e-mail: rony001@lipi.go.i. https://www.researchgate.net/publication/311066247_FITOREMEDIASI_MENGUNAKAN_TUMBUHAN_AKUATIK_KOLEKSI_KEBUN_RAYA_PURWODADI.