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Spondias dulcis

Spondias dulcis is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Spondias dulcis rather than just read about it. In short: Spondias dulcis (syn. Spondias cytherea), known commonly as Polynesian plum or Tahiti apple, is a tropical fruit tree native to Melanesia, with edible fruit containing a fibrous pit.

Spondias dulcis — main illustration
Spondias dulcis — illustration

Key takeaways

  • Spondias dulcis belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Spondias dulcis to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Spondias dulcis from memory before moving on to harder problems.

Reference excerpt

Spondias dulcis (syn. Spondias cytherea), known commonly as Polynesian plum or Tahiti apple, is a tropical fruit tree native to Melanesia, with edible fruit containing a fibrous pit. The tree was spread to neighboring regions as canoe plants in Island Southeast Asia and Polynesia in prehistoric times by seafaring Austronesians during the Austronesian expansion. It remains widely cultivated in Polynesia, where it is generally known under the names vī or wī, and variants thereof. It has also been introduced to other areas of the world in colonial times. In the English-speaking Caribbean it is typically known as golden apple and elsewhere in the Caribbean as pommecythere, April plum or June plum, Jew plum, ambarella or cythere.

Description This fast-growing tree can reach up to 20 m (66 ft) in its native range of Southeast Asia, Melanesia and Polynesia; however, it usually averages 10–12 m (30–40 ft) in other areas. Spondias dulcis has deciduous, pinnate leaves, 20–60 cm (8–24 in) in length, composed of 9 to 25 glossy, elliptic or obovate-oblong leaflets 9–10 cm (3.5–3.9 in) long, which are finely toothed toward the apex. The tree produces small, inconspicuous white flowers in terminal panicles. Its oval fruits, 6–9 cm (2.4–3.5 in) long, are borne in bunches of 12 or more on a long stalk. Over several weeks, the fruit fall to the ground while still green and hard, then turn golden-yellow as they ripen. According to Morton (1987), "some fruits in the South Sea Islands weigh over 500 g (1 lb) each." Spondias dulcis can take 4–6 years from planting time to harvest, with a productive life of 20–30 years and almost all year round fruiting season. Propagation is primarily by cuttings or marcotting.

Habitat Spondias dulcis is native to the coastal areas of Melanesia and Southeast Asia, specifically modern day Indonesia and Malaysia, and has been introduced into tropical areas across the world. It was brought to Jamaica in 1782, and it is cultivated in Panama, Cuba, Haiti, the Dominican Republic, Puerto Rico, Suriname, Brazil, Costa Rica, Grenada, Trinidad and Tobago, Barbados, St. Lucia, and eastern Sucre in Venezuela. The United States Department of Agriculture received seeds from Liberia in 1909, but it did not become a popular crop in the US. Nevertheless, it is grown in South Florida as far north as Palm Beach County. The fruit is also widely grown in Somalia's agriculture belt, probably introduced during the colonial times preceding 1960.

As food Spondias dulcis is most commonly used as a food source. In West Java, its young leaves are used as seasoning for pepes. In Costa Rica, the more mature leaves are also eaten as a salad green though they are tart. However, it is most commonly used for its fruit. The fruit may be eaten raw; the flesh is crunchy and a little sour. According to Boning (2006), "The fruit is best when fully colored, but still somewhat crunchy. At this stage, it has a pineapple-mango flavor. The flesh is golden in color, very juicy, vaguely sweet, but with a hint of tart acidity." In Indonesia and Malaysia, it is eaten with shrimp paste, a thick, black, salty-sweet sauce called hayko in the Southern Min dialect of Chinese. It is an ingredient in rujak in Indonesia and rojak in Malaysia. The juice is called kedondong in Indonesia, amra in Malaysia, balonglong in Singapore and gway thee in Myanmar. The fruit is made into preserves and flavorings for sauces, soups, braised and stews. In Fiji it is made into jam, and its leaves are used to flavour meat. In Samoa and Tonga it is used to make otai. In Sri Lanka the fruit is soaked in vinegar with chili and other spices to make acharu. In Vietnam the unripe fruit is eaten with salt, sugar, and chili, or with shrimp paste. Children eat the fruit macerated in artificially sweetened licorice extract. In Jamaica, it is mostly considered a novelty, especially by children. It can be eaten with salt or made into a drink sweetened with sugar and spiced with ginger. In Barbados, the ripe fruit is eaten naturally, or sprinkled with a bit of salt, or dipped in the ocean's natural slightly salty water while at the beach. It is also used to make juice in Grenada and Saint Lucia. In Trinidad and Tobago, it is curried, sweetened, salted, or flavored with pepper sauce and spices. In Cambodia it is made into a salad called nhoam mkak (/ɲŏam məkaʔ/ ញាំម្កាក់). In Suriname and Guyana, the fruit is dried and made into a spicy chutney, mixed with garlic and peppers. In Thai cuisine both the fruits and the tender leaves are eaten.

Vernacular names

(in alphabetical order)

Aḍavi mamiḍi (అడవి మామిడి) — Telugu Āmbåḷā/āmbåṛā (ଆମ୍ବଳା/ଆମ୍ବଡ଼ା) - Odia Ambāḍe (ಅಂಬಾಡೆ) — Tulu Ambaḍo (अंबाडो) — Konkani Ambarella (ඇඹරැල්ලා) - Sinhala Ambarella or cythere — Dutch Ambazhangā (അമ്പഴങ്ങാ) — Malayalam Ambra — Malaysian, Indonesian and Sarawakian Malay Amokana — Hokkien Āmrā/biliṭi (আমড়া/বিলিটি) — Bengali Amrah (अमरा/امرا) — Caribbean Hindustani and Fiji Hindi Amarā (अमरा) — Nepali Āmṭe kāi (ಅಮಟೆ ಕಾಯ್) — Kannada Anbulha އަނބުޅަ — Dhivehi language Balolong — Cebuano language (Philippines) Buah long long — Singlish Cajá-manga — Brazil Casharana, taperibá — Peru Cas mango — Cameroon Chook-chook plum — Sierra Leone Ciruelo — Ecuador Cóc — Vietnamese Embe ng'ong'o or embe kizungu — Tanzania Evi — Réunion Frisiter — Mauritius, Seychelles Fruit de cythère — Mauritius Golden apple — Saint Kitts and Nevis, St Lucia, Barbados, Guyana, Saint Vincent and the Grenadines, Grenada Golden plum — Belize, Liberia Goldpflaume — German Green jungle/ Gidu (Milne Bay Province) — Papua New Guinea Gway — Burmese Heining (ꯍꯥꯌꯅꯤꯡ) – Meitei Hevi - Filipino Isbaandhays or isbaandhees — Somali Jobo indio — Spanish Jocote de mico — Guatemala June plum —The Bahamas, Jamaica, Bermuda Kedondong— Malaysian, Indonesian and Sarawakian Malay (also used for Spondias mangifera) Makok farang (มะกอกฝรั่ง) — Thai Manga zi nsende — Kikongo Mangotin — Panama Manzana de oro — Dominican Republic Mkak (ម្កាក់) — Khmer Naos — Bislaman Omora (অমৰা) — Assamese Pommisitair — Suriname Ponm sité, pomme cythère — Dominica Prune de cythère, pommecythere — French West Indies (Martinique, Guadeloupe), Guyane, Trinidad and Tobago Pulichcha kai (புலிச்சா காய்) — Tamil Sakoa — Malagasy Tamzinthai — Rongmei Titimar — Yapese (western Micronesia) Tsada – Hausa Umbra — Malaysia Vī — Samoan, Tongan, Niuean Vi kavakava — Cook Islands Maori Yuplón — Costa Rica Wi — Fijian, Hawaiian

… excerpt ends here. Continue reading the full article.

Illustrations

Spondias dulcis illustration
Spondias dulcis: Spondias dulcis with fruit
Spondias dulcis with fruit
Spondias dulcis: Unripe fruit
Unripe fruit

Worked examples

Example 1 — a first encounter with Spondias dulcis

Start with the simplest possible case. Write down what Spondias dulcis claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Spondias dulcis before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Spondias dulcis ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Spondias dulcis

In research
Spondias dulcis appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Spondias dulcis in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Spondias dulcis is common in secondary-school and first-year university syllabi. It links to neighbouring topics Austronesian agriculture, Flora of Papuasia, Flora of the Maluku Islands, so understanding it makes those chapters shorter.
In everyday life
Look for Spondias dulcis outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Spondias dulcis in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Spondias dulcis means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Spondias dulcis out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Spondias dulcis in simple terms?

Spondias dulcis (syn. Spondias cytherea), known commonly as Polynesian plum or Tahiti apple, is a tropical fruit tree native to Melanesia, with edible fruit containing a fibrous pit.

Why does Spondias dulcis matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Spondias dulcis?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Spondias dulcis.

Tags

  • Austronesian agriculture
  • Flora of Papuasia
  • Flora of the Maluku Islands
  • Spondias
  • Tropical fruit

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