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of the genus in some important character or characters; as, the azaleas now constitute a subgenus of Rhododendron.

grass of Ceylon and the beard grass, or broom sedge, of the United States. The principal subgenus is Sorghum, including A. sorghum and A. halepensis, from which have been derived the Chinese sugar cane, the Johnson grass, the Aleppo grass, the broom corn, and the durra, or Indian millet. Several East Indian species,…

A disease due to the presence of the parasites Agchylostoma duodenale, Uncinaria (subgenus Necator) americana, or allied nematodes, in the small intestine. When present in large numbers they produce a severe anæmia by sucking the blood from the intestinal walls. Called also miner's anæmia, tunnel disease, brickmaker's…

Any one of several species of feline animals of the genus Felis, and subgenus Lynx. They have a short tail, and usually a pencil of hair on the tip of the ears.

stinguished, as P. vivax, producing tertian malaria; P. malariæ, quartan malaria; and P. (subgenus Laverania) falciferum, the malarial fever of summer and autumn common in the tropics.

Of or pertaining to a subgenus.

Any one of several species of fresh-water ducks, especially those belonging to the subgenus Mareca, of the genus Anas. The common European widgeon (Anas penelope) and the American widgeon (A. Americana) are the most important species. The latter is called also baldhead, baldpate, baldface, baldcrown, smoking duck, whea…