Corchorus tridens

Why are the seeds of this species difficult? The seeds have physical dormancy, which can be overcome by scarifying the seed coat to allow water imbibition.

Corchorus tridens (Image: S. Wood, RBG Kew)

Seed Storage

This species has Orthodox seeds - dry to 15-20% eRH and store at -20ºC, or as cool as possible.

Germination Requirements

The seeds of this species are Physically Dormant.

Chip the seed coat with a scalpel before sowing on agar, germination paper or sand. Germinate under an alternating temperature regime of 35/20ºC (with an 8/16hr photoperiod).

Seed Morphology

Corchorus tridens
(Image: S. Wood, RBG Kew)

Taxonomy

Family: TILIACEAE

Accepted name: Corchorus tridens L.

Synonyms: Corchorus angustifolius Schumach. & Thonn.

Common name: wild jute, fodder jute

References and Links

Baskin, C.C. and Baskin J.M. (1998). Seeds: ecology, biogeography, and evolution of dormancy and germination. Academic Press, USA.
Food and Agriculture Organization of the United Nations and International Plant Genetic Resources Institute (1994). Genebank Standards. FAO/IPGRI, Rome, Italy.

AFPD (African Flowering Plants Database) - Conservatoire et Jardin Botaniques de la Ville de Genève, Switzerland, and South African National Biodiversity Institute, Pretoria, RSA: Corchorus tridens.
AVRDC - The World Vegetable Centre, Taiwan: fact sheet on Corchorus tridens.
PROTAbase (Plant Resources of Tropical Africa) - Wageningen, Netherlands: Corchorus tridens.
SID (Seed Information Database) - Royal Botanic Gardens, Kew, UK: Corchorus tridens.
Tropicos - Missouri Botanical Garden, USA: Corchorus tridens.