Health Benefits

Health benefits of African rice

Oryza glaberrima, commonly known as African rice, is one of the two domesticated rice species belonging to genus Oryza which contains between 25 and 26 species and belongs to the family of the Poaceae Barnhart (Grass Family). The plant is native to West Africa and Western Sudan including Nigeria, Senegal, Sierra Leone, Guinea, Liberia, Ghana and Ivory Coast. In agriculture, it has largely been replaced by higher-yielding Asian rice, and the number of varieties grown is declining. It still persists, making up an estimated 20% of rice grown in West Africa. It is now rarely sold in West African markets, having been replaced by Asian strains. Some of the popular common names of the plants are Water Rice, Moroheiya Rice, Native Rice, Guinea Rice, Tropical Japonica Rice, Bouake Rice, Red Rice, Upland New Rice, Brown Guinea Rice, Lowland Rice, Upland Rice, Swamp Rice, Wild Rice, Bolanse Rice, Madagascar Rice, Nérica Rice, Bouake Rice, Ovambo Rice, Biay Rice and Hill Rice.

The nomenclature “Oryza” is a transcription of the Greek word “ὄρ϶οα” (oryza), denoting rice. A variety of rice plant species comprise this genus, such as African rice and Asian rice. The taxonomic designation “glaberrima” is similarly derived from the Latin word “glaber,” denoting smoothness or baldness. It is a botanical term used to denote a plant or plant component devoid of pubescence, filaments, or hair. With regard to Oryza glaberrima, this nomenclature plausibly signifies the comparatively hairless and sleek attributes of specific anatomical components, including the stems and foliage. African rice is an integral component of the culinary and cultural traditions of West African societies. It is utilized in a variety of dishes and is a staple in numerous regional cuisines.

African Rice Facts

African rice Quick Facts
Name: African rice
Scientific Name: Oryza glaberrima
Origin West Africa and Western Sudan
Colors White, brown, or even red
Shapes Small, elongated seed enclosed in a protective husk or hull
Taste Somewhat nutty, with a mild, earthy undertone
Major nutrients • Carbohydrates
• Protein
• Dietary Fiber
• B Vitamins
• Iron
• Magnesium
• Phosphorus
• Potassium
• Zinc
• Antioxidants
• Phytonutrients
Health benefits Weight Management, Heart Health, Antioxidant Properties, Digestive Health, Immune Support, Bone Health, Anti-Inflammatory Potential, Skin Health, Energy Production
Name African rice
Scientific Name Oryza glaberrima
Native West Africa and Western Sudan including Nigeria, Senegal, Sierra leone, guinea, Liberia, Ghana, Ivory Coast
Common Names African Rice, Water Rice, Moroheiya Rice, Native Rice, Guinea Rice, Tropical Japonica Rice, Bouake Rice, Red Rice, Upland New Rice, Brown Guinea Rice, Lowland Rice, Upland Rice, Swamp Rice, Wild Rice, Bolanse Rice, Madagascar Rice, Nérica Rice, Bouake Rice, Ovambo Rice, Biay Rice, Hill Rice
Name in Other Languages Afrikaans: Afrika-rys
Amharic: Tena, Tena rice, Yä’āfirīka wät (የአፍሪካ ወተት), Afrika Ruz (አፍሪካ ሩዝ, አፍሪካ ሩዝ), Y’afriqa rus (የአፍሪቃ ሩዝ)
Arabic: Arz ‘Afrīqī (أرز أفريقي), Arz Ifriqi (أرز إفريقي), ‘arz ‘afriqi (أرز أفريقي)
Assamese: Aphrikān dhan (আফ্রিকান ধান)
Bambara: Faro, Faro rice, Sinankuya
Bengali: Aphrikān dhān (আফ্রিকান ধান)
Bodo: Aphrikan dhan (आफ्रिकन धान)
Bulgarian: Afrikanski oriz (Африкански ориз)
Catalan: Arròs africà
Chhattisgarhi: Afrikan chawal (आफ्रिकन चावल)
Chichewa: Nsima ya Africa
Chinese: Fēizhōu dàomǐ (非洲稻米), Guang fu dao, Xīfēi zāipéi dào (西非栽培稻),Fei zhou hong dao(非洲红稻),Fei zhou ye sheng dao (非洲野生稻)
Croatian: Afrički riža
Czech: Africká rýže, rýže africká
Danish: Afrikansk ris
Dholuo: Osuji, Osuji rice
Dutch: Afrikaanse rijst
English: African Rice, African cultivated rice , African red rice, African rice, African upland rice, West African floating rice
Filipino: African Bigas
Finnish: Afrikkalainen riisi, afrikanriisi
French: Riz africain, Riz de Casamance, Riz des Baga, Riz flottant africain, Riz pluvial africain, Vieux riz
Fula: Farina, Farina rice
Fulah: Maaroori
German: Afrikanischer Reis
Greek: Afrikanikós rýzi (Αφρικανικός ρύζι)
Gujarati: Āphrikan chokho (આફ્રિકન ચોખો)
Hausa: Danduwa, Danduwa rice, Taushe, Tuwo masara, Tuwon Shinkafa
Hebrew: Orez Afrikai (אורז אפריקאי)
Hindi: Afriki chawal (अफ्रीकी चावल)
Hungarian: Afrikai rizs
Igbo: Oryza africana, Abakiliki rice, Ofada, Ofada rice, Abakaliki Rice
Indonesian: Beras Afrika
Italian: Riso africano
Japanese: Afurika kome (アフリカ米), Afurikaine (アフリカイネ)
Kannada: Āphrikān akki (ಆಫ್ರಿಕಾನ್ ಅಕ್ಕಿ)
Kashmiri: Afriki chawal (افريقي چاول)
Korean: Apeurika ssal (아프리카 쌀)
Konkani: Afrikan tandal (आफ्रिकन तांदूळ)
Kikongo: Kimpumu, Kimpumu rice
Kinyarwanda: Akayove Afurika
Luganda: Omuceere ogw’Emizira y’Ebifananyi
Maithili: Afrikan chamal (आफ्रिकन चामल)
Malay: Beras Afrika
Malayalam: Āphrikkan ari (ആഫ്രിക്കൻ അരി)
Mandinka: Noko, Noko rice, Nyebbeh
Malagasy: Vary Afrikana
Manipuri: Aphrikān chābor (আফ্রিকান চাবৰ)
Marathi: Āphrikan tānduḷ (आफ्रिकन तांदूळ)
Nepali: Aphrikan chamal (अफ्रिकन चामल)
Norwegian: Afrikansk ris
Odia: Āphrikān chā (ଆଫ୍ରିକାନ ଚା)
Oromo: Oromiyaa Rice
Persian: Berenj-e Afrikai (برنج آفریقایی)
Polish: Ryz afrykanski
Portuguese: Arroz africano
Punjabi: Afriki chawal (ਅਫ਼ਰੀਕੀ ਚਾਵਲ)
Romanian: Orez african
Russian: Afrikanskiy ris (Африканский рис)
Sanskrit: Afrikan dhan (आफ्रिकन धान)
Santali: African bhat (ᱟᱯᱛᱷᱟᱜᱽ ᱠᱟᱯᱛᱷᱟᱜ)
Serbian: Africki oriz (Афрички ориз)
Sesotho: Likolo tsa Afrika
Shona: Chibereko cheAfrica, Tsunga reAfrica
Sindhi: Afriki chawal (افريقي چاول)
Slovenian: Afriški riž
Somali: Bariis Afriiqiyeed, Bariis Afriiq, Afrikanskiiy Ryis, Bariis Afrikaan
Spanish: Arroz africano, Arroz de Guinea
Swahili: Wali wa Afrika, African rice, Mchele wa Afrika, Mpunga wa Afrika, Mchele wa Kiafrika
Swazi: Inyama yomuthi waseNingizimu Afrika
Swedish: Afrikanskt ris
Tamil: Āppirikka arisi (ஆப்பிரிக்க அரிசி)
Telugu: Āphrikān rais (ఆఫ్రికాన్ రైస్)
Thai: Khao Afrikka (ข้าวแอฟริกา)
Tigrinya: Taǧǧya ‘Afirīqa (ጣጅያ ኣፍሪቃ), African Ruz, Raz Afrika (ራዝ ኣፍሪካ)
Tswana: Peraka ya Setšo sa Afrika
Turkish: Afrika pirinci
Ukrainian: Afrikansʹkyy ris (Африканський рис), Rys afrykansʹkyy (Рис африканський)
Urdu: Afriki chawal (افریکی چاول)
Vietnamese: Gạo Châu Phi, Lúa châu Phi
Wolof: Ceebu jen, Nopp naay, Nopp naa, Noket, Noket rice
Xhosa: Ucingo lwemithi yaseAfrika, Umrice we-Afrika
Yoruba: Iwe, Iwe rice, Ofada, Ofada rice
Zulu: Unhlezi, Unhlezi rice, Inyama yase-Afrika, Ucingo lwemithi yase, Ningizimu Afrika, Isinkwa Sase-Afrika
Plant Growth Habit Very variable, robust, annual grass
Growing Climates Swampy, wet sites, lowland rainforests, swampy areas, upland fields, riverbanks and floodplains, coastal areas, subsistence farming, wetlands, marshes, flooded rice paddies, shallow lakeshores, riparian zones, Estuarine Areas
Soil Grows well in slightly acidic to neutral soils. Soils rich in organic matter are beneficial however, proper drainage is essential to prevent long-term water stagnation
Plant Size 90 to 150 centimetres
Root Fibrous root system
Stem Herbaceous, hollow and non woody stem
Bark Does not have a woody stem with bark like some trees and shrubs
Leaf Typically long, slender, and lance-shaped with entire margins and parallel venation
Flowering season June to September
Flower Spikelet can produce several individual flowers. Each flower consists of a lemma and a palea that are often green or straw-colored
Fruit Shape & Size Small, elongated seed enclosed in a protective husk or hull
Fruit Color Various shades of white, brown, or even red
Seed Small, oval-shaped, and typically flattened on one side. They have a tough outer husk that protects the inner layers of the seed
Seed Color White, brown, red, or even black
Flavor/Aroma Mild to slightly nutty or grassy
Taste Somewhat nutty, with a mild, earthy undertone
Propagation Direct Seeding, Transplanting
Lifespan Within a single year
Season July to October
Major Nutrition
  • Carbohydrates
  • Protein
  • Dietary Fiber
  • B Vitamins
  • Iron
  • Magnesium
  • Phosphorus
  • Potassium
  • Zinc
  • Antioxidants
  • Phytonutrients
Available Forms
  • Decoctions
  • Infusions
  • Poultices
  • Tinctures
Health benefits
  • Weight Management
  • Heart Health
  • Antioxidant Properties
  • Gluten-Free
  • Mineral Content
  • Digestive Health
  • Immune Support
  • Bone Health
  • Anti-Inflammatory Potential
  • Skin Health
  • Energy Production

Plant Description

African rice is an exceptionally variable, robust annual herbaceous plant characterized by erect, sturdy culms that can reach heights of 120 centimeters on average, although some varieties can reach heights of 5 meters. Lowland rainforests, moist sites, estuaries, riparian zones, upland fields, riverbanks, and floodplains, coastal regions, subsistence agriculture, marshes, flooded rice paddies, shallow lakeshores, and riparian zones are all habitats where this plant is observed to thrive. The plant thrives in soils that are neutral to mildly acidic. Although organic matter-rich soils offer certain advantages, they must be adequately drained to prevent prolonged water stagnation. African rice serves as a carbohydrate source, thereby furnishing individuals with energy. Minerals such as magnesium and selenium, as well as proteins and vitamins (especially B vitamins), are also present in it.

West African food security is significantly impacted by African rice, which helps to nourish millions of people in the region. Its ingestion and cultivation are fundamental components of the culinary traditions of numerous West African nations. African rice cultivation encounters various obstacles, including diminished productivity, vulnerability to specific pests and diseases, and competition from Asian rice varieties that produce higher yields. The objective of research and development initiatives is to mitigate these obstacles and improve the rice production in Africa.

Roots

Typically, African rice possesses a fibrous root system, characterized by the formation of an extensive network of thin roots that extend throughout the uppermost stratum of soil. This root system facilitates the plant’s absorption of nutrients and water from the adjacent soil. The roots are tasked with the vital function of absorbing nutrients from the soil, including nitrogen, phosphorus, and potassium. These nutrients are essential for the development and growth of the organism. In addition to facilitating the assimilation of nutrients and water, the roots support the plant by establishing an anchor in the soil. This is particularly critical in areas susceptible to intense precipitation or high winds.

Stem

The stem of African rice is herbaceous, non-woody, and porous. The plant demonstrates an erect or semi-erect growth habit, denoting that its stem extends vertically or at a marginal inclination relative to the ground. This enables the plant to orient its leaves for maximum absorption of sunlight. There are internodes and nodes comprising the stem. Nodes are locations along the stem that serve as attachment points for reproductive structures (panicles), leaves, or branches. The segments of the stem that separate nodes are called internodes.

There are vascular bundles within the stem that comprise xylem and phloem tissues. Phloem transports nutrients, including sugars produced during photosynthesis, from the leaves to other portions of the plant, whereas xylem is responsible for transporting minerals and water from the roots to the rest of the plant. Protecting against water loss, physical injury, and pathogens, the epidermis serves as a barrier against these elements and is the outermost layer of the stem.

Leaves

Typically, the foliage consists of long, slender, lance-shaped leaves. Their straightforward leaf structure comprises a solitary leaf blade that is affixed to the stem via a petiole or leaf stalk. They have an alternate leaf arrangement, which consists of alternating leaf positions along the stem, with one leaf emerging from each node. Plants with parallel venation have veins that extend in a parallel line from the leaf’s base to its apex. Mature leaves frequently exhibit a deeper shade of green compared to their juvenile counterparts. Additionally, environmental factors and nutrient availability can impact leaf hue. The average length of leaves ranges from 20 to 50 centimeters (8 to 20 inches).

Flowers

Rice plants native to Africa generate inflorescences, which are assemblages or clusters of blossoms. These blossoms are referred to as “panicles.” Branching panicles comprise an assortment of diminutive spikelets. Each spikelet is capable of developing multiple blooms. Similar to those of other rice species, the flowers have a straightforward structure. Lemma and palea, two protective bracts that enclose the reproductive organs, comprise each flower. Frequently, the lemma and palea are straw-colored or green in hue. In general, flowers have a straw-colored, yellowish, or mild green hue. Wind is the primary pollinator of flowers. They are insect-pollinable, in contrast to certain other types of flowering vegetation.

Fruits

The rice kernels constitute the fruits. These cereals are harvested for human consumption and constitute the principal agricultural product of the plant. Every granule of rice is an adult seed that has been developed by the reproductive organs of the plant. The development of these seeds occurs within the spikelets of the panicle, the plant’s blossoming structure. A branched structure known as the panicle contains numerous spikelets. Although each spikelet comprises numerous individual flowers, it is generally the case that only a fraction of these flowers progress to complete maturity as rice grains.

Seeds

The African rice plant’s seeds germinate within the panicle’s spikelets, which constitute the blossoming structure of the plant. Although individual flowers may be present in each spikelet, only a subset of them will undergo development into fully mature rice grains. Similar to seeds of other varieties of rice, African rice seeds are small, oval-shaped, and typically one-sidedly flattened. They are protected by a strong outer husk that encases the seed’s inner layers. Diverse varieties of African rice seedlings may exhibit color variation. Possibly black, brown, white, or red, contingent upon the particular variety and environmental circumstances for development. Frequently, the coloring of rice granules affects their flavor and culinary application.

Health benefits of African rice

African rice is a unique and nutritious grain that has been cultivated and consumed in various parts of West Africa for centuries. It offers a range of health benefits, including:

1. Weight Management

The dietary fiber present in African rice contributes to satiety, thereby aiding in weight management by encouraging a sense of satisfaction that discourages overeating.

2. Heart Health

African rice may support cardiovascular health, lower lipid levels, and reduce the risk of cardiovascular disease due to its fiber and phytonutrient content. Additionally, its potassium content may promote healthful blood pressure.

3. Antioxidant Properties

Antioxidants, including phenolic compounds and flavonoids, found in African rice protect cells from oxidative stress and reduce the risk of chronic diseases, such as cardiovascular disease and cancer.

4. Gluten-Free

African rice possesses an inherent absence of gluten, rendering it a wholesome and risk-free option for individuals afflicted with celiac disease or gluten sensitivity.

5. Mineral Content

African rice is an excellent source of calcium, which promotes healthy bones and teeth, and iron, which is crucial for preventing anemia.

6. Digestive Health

African rice contains dietary fiber, which prevents digestive issues and promotes regular bowel movements, thereby contributing to a healthy digestive system.

7. Immune Support

Iron and vitamin B6, among other minerals and vitamins found in African rice, are critical for maintaining a healthy immune system. Sufficient consumption of these nutrients may aid the body’s immune response to pathogens and diseases.

8. Bone Health

Calcium, which is present in African rice, is essential for the maintenance of healthy bones and teeth. Particularly beneficial for those who have restricted availability of dairy products as a calcium source.

9. Anti-Inflammatory Potential

The phytonutrient content of African rice may confer anti-inflammatory properties, according to some studies. This may reduce the likelihood of developing chronic inflammatory conditions.

10. Skin Health

African rice’s antioxidants and minerals can promote skin health through the inhibition of premature aging, stimulation of collagen synthesis, and shielding against ultraviolet damage.

11. Energy Production

African rice is an excellent source of carbohydrates, the primary source of energy for the body. It offers prolonged vitality, rendering it an appropriate selection for individuals who engage in physical activity.

Culinary Uses

Different Uses

Side effects

References:

https://www.cabidigitallibrary.org/doi/10.1079/cabicompendium.37961

https://gd.eppo.int/taxon/ORYGL

https://en.hortipedia.com/Oryza_glaberrima

https://tropical.theferns.info/viewtropical.php?id=Oryza+glaberrima

http://ngp.parc.gov.pk/gringlobal/taxon/taxonomydetail?id=26062

https://plants.usda.gov/home/plantProfile?symbol=ORGL2

https://www.wikidata.org/wiki/Q2670252

https://en.wikipedia.org/wiki/Oryza_glaberrima

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