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Tropical Homegardens - library.uniteddiversity.coop

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30<br />

Category Species<br />

R.R. THAMAN T ET AL.<br />

Fruit and nut Artocarpus altilis (breadfruit)<br />

yielding trees<br />

Carica papaya (papaya)<br />

Citrus spp. (citrus)<br />

Cocos nucifera (coconut)<br />

Mangifera indica (mango)<br />

Musa cultivars (banana and plantains)<br />

Pometia pinnata (oceanic litchi)<br />

Psidium guajava (guava)<br />

Syzygium spp.<br />

Terminalia catappa (beach almond)<br />

Non-food plants Bischofia javanica (koka)<br />

Cassia and Senna spp. (shower trees)<br />

Casuarina spp.<br />

Delonix regia (flamboyant)<br />

Erythrina variegata (coral tree)<br />

Eucalyptus spp.<br />

Ficus spp. (banyans)<br />

Gliricidia sepium (madre de cacao)<br />

Hibiscus rosa-sinensis<br />

Hibiscus tiliaceus (beach hibiscus)<br />

Lagerstroemia speciosa (pride of India)<br />

Leucaena leucocephala<br />

Macaranga spp.<br />

Morinda citrifolia (noni)<br />

Plumeria obtuse and P. rubra ( frangipani)<br />

Polyscias spp. (hedge panax)<br />

Samanea saman (rain tree)<br />

Spathodea campanulata (African tulip tree)<br />

Source: Based on Thaman (1983, 1987, 1995, 2002); Levett (1992, 1996); Levett and Uvano<br />

(1992). Categories such as ‘supplementary food crops’ and ‘spice plants and social beverage<br />

and stimulant plants’ were clearly absent in the undeveloped open areas.<br />

<strong>Homegardens</strong> also contain a great diversity of cultivars of important food and<br />

handicraft plants. As stressed by Soemarwoto et al. (1985) in their study of Javanese<br />

homegardens, true plant diversity is far greater than indicated by the numbers of<br />

species, since many species are represented by numerous cultivars. In Tonga, for<br />

example, there are numerous distinct breadfruit cultivars, the most common of<br />

which include ma’ofala, maopo, puou, loutoko, kea and ’aveloloa. There is similarly<br />

great cultivar diversity among other tree crops such as coconuts, banana, mango<br />

(Mangifera indica), pandanus (Pandanus spp.), papaya (Carica papaya), and<br />

especially among the traditional staple root crops such as yams (Dioscorea spp.),<br />

taros (Colocasia esculenta, Alocasia macrorrhiza and Xanthosoma spp.), and sweet<br />

potato (Ipomoea batatas), all of which add economic, ecological, and nutritional

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