1. Desmanthus is aperennial, nitrogen-fixing tropical shrub that can be used as a green manure/cover crop and as fodder for livestock. This shrub is adaptable to a range of environments and is tolerant of drought.
  2. Flemingia macrophylla is a perennial, deep-rooted, woody, nitrogen-fixing shrub up to 2.5 m in height. It is useful for shade, and for soil conservation and improvement as an alley crop, green manure, or cover crop.
  3. White clover is a low, spreading nitrogen-fixing perennial that provides nutritious forage and is usually grown in grass/legume pasture systems. It can also be used as a green manure or cover crop.
  4. Canavalia gladiata is a perennial, fast-growing, heavily producing, climbing legume. It is widely cultivated in the humid tropics of Southeast Asia, but remains a minor vegetable elsewhere. Plants can reach 10 m in length with a deep, penetrating root system. Leaves are trifoliate, similar to...
  5. Arachis hypogaea is a globally important legume crop originating in South America. A low-growing, annual plant, depending on variety A. hypogaea can reach lengths of 70 cm. Leaves are opposite, pinnately compound, and leaflets are borne in opposing pairs (4 leaflets per leaf). A. hypogaea leaves...
  6. Clitoria ternatea is a climbing, vining, tropical legume. Leaves are pinnately compound, each bearing 5-7 leaflets. Flowers occur in singles or pairs, are 4 cm wide, and are colored deep blue or solid white. These give way to pubescent, flat pods, that, upon maturation, dehisce (split and burst...
  7. Jicama is a perennialnitrogen-fixing vine thatreaches10 m in lengthand is grown for the edible tuber. Jicama is also used as fodder, green manure, or cover crop.The tuber is edible and is mainly a starch/carbohydrate source, relatively low in calories. The leaves and mature beans contain...
  8. Forage Peanut is a prostate, nitrogen-fixing, perennial plant, used mostly as a cover crop for erosion, weed, and fire control. It is favored for these purposes in tree plantations, as it will tolerate some shade. It also makes for good cattle and poultry grazing if a 30-day rest period is...
  9. Hairy indigo is a reseeding annual, nitrogen-fixing, erect, bushy plant, up to 2.5 m in height. It is used as a forage, summer fallow, green manure, or cover crop.
  10. White lupine is a cool season, nitrogen-fixing, bushyannual plant that grows up to 1.6 m in height and is adapted to higher altitudes in the tropics. It is mainly used for forage, green manure, or cover crops, but non-toxic modern varieties have been developed for human consumption. The beans are...