Gossypium (/ ɡ ɒ ˈ s ɪ p i ə m /) is a genus of flowering plants in the tribe Gossypieae of the mallow family, Malvaceae, from which cotton is harvested. The cotton boll weevil, Anthonomus grandis grandis, was the most important pest of cotton in much of America’s Cotton Belt. Like elsewhere, cotton was the main cash crop, and with the weevils … Oribius species. Adults: Adult Sri Lankan weevils vary in length from approximately 6.0 to 8.5 mm; the female weevil is slightly larger than the male by 1.0 to 2.0 mm. But the boll weevil’s story was different in Enterprise. Note that there are more than 50 species, of which seven are crop pests. Currently, the cotton stainer is a minor pest of cotton, and then only in the southern part of the state. It is native to tropical and subtropical regions of the Old and New Worlds.There are about 50 Gossypium species, making it the largest genus in the tribe Gossypieae, and new species continue to be discovered. Scientific Name. Grey Weevil: 1 of 1. Many have no wings, By 1909, the weevil had reached nearby Mobile County, Alabama. In international trade, boll weevils may be carried with cotton seeds or bolls, with raw cotton and various cotton products (EPPO, 1992). Grey weevils, oribius weevils. Morrill (1910) stated the cotton stainer was the most destructive cotton pest in Florida. Print This Page Cotton Boll Weevil Common Names: Cotton Boll Weevil, Boll Weevil Scientific Name: Order Coleoptera, family Curculionidae, Anthonomus grandis Size: Adult--1/4", larva--1/2" Identification: Gray-brown to black, hard-shelled weevils with long, slender beaks. Weevil, (family Curculionidae), true weevil of the insect order Coleoptera (beetles and weevils). Feeding only on the cotton plant, it begins in early spring to puncture the buds and bolls and lay its eggs in them. Common Name. Oribius inimicus and Oribius destructor are the two most common and damaging grey weevils of crops in the highlands of … Hosts/Species Affected Top of page The principal host of A. grandis grandis is upland cotton, including Gossypium barbadense and and wild species of Gossypium. Adults and nymphs of the cotton stainer, Dysdercus suturellus (Herrich-Schaeffer). Most weevils have long, distinctly elbowed antennae that may fold into special grooves on the snout. Fortunately, it was eradicated in the United States by a U.S. Department of Agriculture (USDA) program in cooperation with state agencies and cotton farmers. Figure 1. The adult insect has a long snout, is grayish in color, and is usually less than 6 mm (less than 0.24 in) long. In Missouri, the eradication started in 2001 and lasted seven years. Preferred Scientific Name. Fragaria ananassa Duchesne; Preferred Common Name. Curculionidae is one of the largest coleopteran families (about 40,000 species). 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