annual grasses

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• Invasive grasses of North America — Grasses are one of the most abundant floras on all continents with the exception of Antarctica. Their divergence is estimated to be about 200 million years ago.cite journal |last=Wolfe |first=H. Kenneth |authorlink= |coauthors= et al. |year=1989… …   Wikipedia

• Herbicide — Weeds killed with herbicide Herbicides, also commonly known as weedkillers, are pesticides used to kill unwanted plants.[1] Selective herbicides kill specific targets while leaving the desired crop relatively unharmed. Some of these act by… …   Wikipedia

• Africa — /af ri keuh/, n. 1. a continent S of Europe and between the Atlantic and Indian oceans. 551,000,000; ab. 11,700,000 sq. mi. (30,303,000 sq. km). adj. 2. African. * * * I Second largest continent on Earth. It is bounded by the Mediterranean Sea,… …   Universalium

• Geography of Western Australia — Western Australia occupies nearly one third of the Australian continent.Due to the size and the isolation of the state, considerable emphasis has been made of these features; it is the second largest administrative territory in the world, after… …   Wikipedia

• California — For other uses, see California (disambiguation). State of California …   Wikipedia

• Mount Tamalpais — Mt. Tamalpais as seen from Muir Beach Overlook Elevation 2,574 feet (784 metres) …   Wikipedia

• Libya — /lib ee euh/, n. 1. Anc. Geog. the part of N Africa W of Egypt. 2. Italian, Libia. a republic in N Africa between Tunisia and Egypt: formerly a monarchy 1951 69. 5,648,359; 679,400 sq. mi. (1,759,646 sq. km). Cap.: Tripoli. * * * Libya… …   Universalium

• Palouse — The Palouse is a region of the northwestern United States, encompassing parts of eastern Washington, North Central Idaho and, in some definitions, extending south into northeast Oregon. It is a major wheat producing agricultural area. Situated… …   Wikipedia

• crabgrass — crab·grass or crab grass (krăbʹgrăs ) n. Any of certain grasses of the genus Digitaria, especially D. sanguinalis or D. ischaemum, widely naturalized in North America. * * * Any of about 300 species of grasses in the genus Digitaria, especially D …   Universalium

• eastern Africa — ▪ region, Africa Introduction       part of sub Saharan Africa comprising two traditionally recognized regions: East Africa, made up of Kenya, Tanzania, and Uganda; and the Horn of Africa, made up of Somalia, Djibouti, Eritrea, and Ethiopia.… …   Universalium

• Dociostaurus maroccanus — Scientific classification Kingdom: Animalia Phylum …   Wikipedia