Uapaca bojeri
| Tapia (Uapaca bojeri) | |
|---|---|
| Common names | Tapia, ravintapia |
| Scientific name | Uapaca bojeri |
| Genus | Uapaca |
| Family | Phyllanthaceae |
| Order | Malpighiales |
| Growth form | Tree |
| Native range | Central and south-central Madagascar |
| Fruit | Green-yellow berries ripening red, then brown when over-ripe |
| |
Uapaca bojeri, commonly called tapia or ravintapia, is a Madagascar tree of the central highlands and surrounding regions. It is associated with grassland, shrubland and some moist evergreen forest, and is also recorded in the seasonally dry tropical biome.[1][2] The species is an important fruit tree in tapia landscapes: fallen berries are collected as food, and a species-specific fruit study records their use as a complementary food by riverain populations.[2][3]
Description[edit | edit source]
Tapia is described as a 3–5 m tree, with records reaching 11 m. Kew describes thick bark associated with survival of fire in its native landscape.[2] The plant occurs across open highland grassland and shrubland as well as some moist evergreen forest, so a wild specimen may be encountered in more exposed or more sheltered surroundings.[2]
The flowers are cream-white. The fruit is a berry about 2–3 cm across: green-yellow while developing, red at ripeness, and brown when over-ripe.[2]
Cultivation[edit | edit source]
Soil and water[edit | edit source]
Its native settings span central-highland grassland, shrubland and some moist evergreen forest rather than one uniform soil type.[2] A cautious habitat-based starting point is a site with dependable drainage and enough organic matter to avoid rapid drying; this is a cultivation inference from the recorded habitats, not a measured species soil prescription. Avoid converting the presence of tapia in moist forest into a claim that the species tolerates permanently waterlogged roots.
Tapia has documented associations with both arbuscular and ectomycorrhizal fungi. In a species-specific field and controlled-inoculation study, the tree showed strong dependence on both mycorrhizal types in the study context; the abstract suggests Scleroderma Sc1 inoculation may be useful in nursery conditions, but does not provide a home-garden inoculation recipe or guarantee a growth response.[4] Preserve the root zone during establishment and treat any inoculation as a species-specific nursery question requiring suitable local material rather than as a fixed schedule.
Sun and humidity[edit | edit source]
Tapia is native to a mixture of open grassland and shrubland and some moist evergreen forest.[2] As a habitat-based starting inference, a young plant can be established in bright light with protection from abrupt exposure and drying winds, then acclimated to the exposure in which it remains vigorous. The accessible species record does not establish a universal full-sun, shade, humidity or frost threshold.
Seasonal changes[edit | edit source]
Kew places tapia in the seasonally dry tropical biome, while its central-highland distribution also includes moist evergreen forest settings.[1][2] In cultivation, use the native seasonal contrast as a guide: monitor the root zone more closely during the dry period and do not maintain a fixed wet-season watering routine when the plant is not actively drawing water. The accessible records do not establish a flowering calendar, dormancy pattern or irrigation interval for garden plants.
Propagation[edit | edit source]
The accessible species-specific study is about mycorrhizal association and controlled inoculation, not seed storage, germination, cuttings or grafting.[4] A nursery programme should therefore treat propagation method, substrate, inoculum source and aftercare as open experimental variables rather than applying a borrowed schedule from another species. When seed is available, retain its collection place and date with the plant record; no verified species-specific storage temperature, germination time or rooting percentage is established here.
Flowering, fruiting, and harvest[edit | edit source]
The flowers are cream-white, but the examined sources do not establish flowering months, sex expression, pollination requirements, bearing age or a reliable crop calendar.[2] Do not assume that a tree's presence in a fruiting landscape proves that an isolated cultivated tree will set fruit.
Berries are about 2–3 cm across, change from green-yellow to red as they ripen, and become brown when over-ripe.[2] Kew records collection of fallen berries as food, while the species-specific fruit paper documents complementary food use by riverain populations of tapia forests.[2][3] Those records document local use, not a general safety assessment or a recommendation to eat an unverified fruit. For a cultivated tree, use colour and condition as observations to record alongside the collection date rather than treating a fixed harvest date as established.
Fruit and uses[edit | edit source]
Tapia fruit is used as a complementary food in Madagascar's tapia-forest region.[3] The 2023 fruit study examined extracts with qualitative phytochemical screening, spectrophotometric and HPLC analyses, and antioxidant assays; its mouse pharmacology results do not establish human medicinal effects or food-safety conclusions.[3] The practical food record remains local and contextual: fruit identity, maturity and preparation should not be inferred from chemical or animal-test results.
Photos[edit | edit source]
References[edit | edit source]
- ↑ [2] Tapia tree | Kew.
- ↑ [3] Quali-Quantitative Fingerprinting of the Fruit Extract of Uapaca bojeri Bail. (Euphorbiaceae) | PubMed.
Image credits[edit | edit source]
- Tapia Uapaca bojeri Ibity.jpg — tree with fruits near Antsirabe, Madagascar; creator Tylototriton; CC BY-SA 4.0. File page.
- Tapia-fleurs.JPG — tapia buds and flowers; creator VincentM1FLERéunion; CC0. File page.
- Tapia-fruits.JPG — tapia fruits; creator VincentM1FLERéunion; CC0. File page.
