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Cynodon dactylon (Bermuda grass)
Habitat characteristics that are generally thought to encourage invastions are disturbances, low species richness and high resource...
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Cyperus esculentus (yellow nutsedge)
C. esculentus is not listed in the species list of ISSG (2004), the Federal Noxious Weeds of the south-eastern USA (USDA, 2004), the...
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Digitaria ciliaris (southern crabgrass)
D. ciliaris is listed as a serious or principal weed of 11 countries, mainly in Asia (Holm et al., 1979) and in a wide range of crops, including...
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Digitaria sanguinalis (large crabgrass)
After competition from D. sanguinalis for 6 weeks and for a full season, Phaseolus vulgaris yields were reduced by 28 and 72%, respectively, and...
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Egeria densa (leafy elodea)
E. densa is highly desired in aquaria and small ponds, but has become a serious invasive species in larger bodies of fresh water, where dense mats...
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Eichhornia crassipes (water hyacinth)
E. crassipes, a native of South America, is a major freshwater weed in most of the frost-free regions of the world and is generally regarded as the...
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Eleusine indica (goose grass)
Holm et al. (1979) recorded E. indica as a 'serious or principal' weed in 42 countries and it is frequently among the dominant weed species,...
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Galinsoga parviflora (gallant soldier)
Kranz et al. (1982) found that the critical periods of weed competition for beans were at initial crop development and flowering/pod formation....
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Ipomoea aquatica (swamp morning-glory)
Weed Damage I. aquatica grows very rapidly and becomes a weed in some habitats (Parham, 1958; Varshney and Rzoska, 1976). The long floating...
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Limnocharis flava (yellow bur-head)
L. flava, commonly known as yellow bur head, is a perennial broad-leaved weed which behaves as an annual in certain habitats. It...
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