Merremia tuberosa

(L.) Rendle

Wood rose

ConvolvulaceaeRootsSeeds/NutsSpice/Beverage
Merremia tuberosa
iNaturalist · cc-by-nc
(c) Jean-François Olivier, some rights reserved (CC BY-NC)
Merremia tuberosa
iNaturalist · cc-by-nc
(c) Mark Nofsinger, some rights reserved (CC BY-NC)
Merremia tuberosa
iNaturalist · cc-by-nc
(c) mvvklaus, some rights reserved (CC BY-NC)

What to Eat

Edible parts: Tuber, Seeds - coffee

The tuber is eaten and the seeds are dried, roasted, and ground to make a coffee-like drink.

Where to Find It

It is a tropical plant. In NE Queensland it grows from sea level to 300 m above sea level.

Africa, Asia, Australia, Bahamas, Brazil, Central Africa, Congo DR, Dominican Republic, Hawaii, India, Mascarenes, Myanmar, Pacific, Puerto Rico, SE Asia, South America, Sri Lanka, West Indies,

Countries: United Arab Emirates, Afghanistan, Antigua & Barbuda, Armenia, Angola, Argentina, Australia, Azerbaijan, Barbados, Bangladesh, Burkina Faso, Bahrain, Burundi, Benin, Brunei, Bolivia, Brazil, Bahamas, Bhutan, Botswana, Congo (DRC), Central African Republic, Congo (Republic), Cote d'Ivoire, Chile, Cameroon, China, Colombia, Cuba, Cape Verde, Djibouti, Dominica, Dominican Republic, Algeria, Ecuador, Egypt, Eritrea, Ethiopia, Fiji, Micronesia, Gabon, Grenada, Georgia, French Guiana, Ghana, Gambia, Guinea, Equatorial Guinea, Guinea-Bissau, Guyana, Haiti, Indonesia, Israel, India, Iraq, Iran, Jamaica, Jordan, Japan, Kenya, Kyrgyzstan, Cambodia, Kiribati, Comoros, St Kitts & Nevis, North Korea, South Korea, Kuwait, Kazakhstan, Laos, Lebanon, St Lucia, Sri Lanka, Liberia, Lesotho, Libya, Morocco, Madagascar, Marshall Islands, Mali, Myanmar, Mongolia, Mauritania, Mauritius, Maldives, Malawi, Malaysia, Mozambique, Namibia, Niger, Nigeria, Nepal, Nauru, New Zealand, Oman, Peru, Papua New Guinea, Philippines, Pakistan, Puerto Rico, Palau, Paraguay, Qatar, Rwanda, Saudi Arabia, Solomon Islands, Seychelles, Sudan, Singapore, Sierra Leone, Senegal, Somalia, Suriname, South Sudan, Sao Tome & Principe, Syria, Eswatini, Chad, Togo, Thailand, Tajikistan, Timor-Leste, Turkmenistan, Tunisia, Tonga, Turkey, Trinidad & Tobago, Tuvalu, Taiwan, Tanzania, Uganda, United States, Uruguay, Uzbekistan, St Vincent, Venezuela, Vietnam, Vanuatu, Samoa, Yemen, South Africa, Zambia, Zimbabwe

How to Identify

A creeper or woody vine. It can be climbing and twining. It grows 10-15 m long. It has milky sap. The stems are thick and cylinder shaped. The leaves are alternate and the blades are simple. They are 7-12 cm long by 6-11 cm long. They have 7 lobes arranged like fingers on a hand. The flower is yellow. The fruit are oval capsules. They are 1.5-2.5 cm long. There are 4 seeds in each fruit.

How to Grow

Plants can be grown by seeds or cuttings.

Propagation: Seed - it can remain viable in the soil for many years.

Medicinal Uses

The tuber is used as a drastic purgative. The plant has hallucinogenic properties.

Names & Synonyms

Flor de palo, Spanish arbour-vine

Batatas tuberosa (L.) BojerConvolvulus gossypiifolius KunthIpomoea tuberosa L.Operculina tuberosa (L.) Meisn.and others
References (3)
  • Gape, L. & Sweeting, M., 2003, Bahamas Pine forest Resource Book. Bahamas National Trust p 28
  • Latham, P & Mbuta, A., 2017, Useful Plants of Central Province, Democratic Republic of Congo. Volume 2. Salvation Army p 32
  • www.colecionandofrutas.org

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