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Aceria fraxiniflora, the ash flower gall mite, is a species of gall mite that produces galls on ash trees. [1] The male flowers of ash are greatly distorted by the mites, which results in a highly disfigured and disorganized gall that remains yellow or green, and later dries and turns brown.
Fraxinus greggii, the littleleaf ash or Gregg's ash, is a species of flowering plant in the family Oleaceae, native to Texas and Mexico. [2] [3] A xerophytic shrub or scrubby tree reaching 6 m (20 ft), it is suitable for screens and containers. [4] [5] There is a cultivar, 'Libby Davison'. [6]
Image of black ash trunk. Tree is located in a seasonally wet, riparian habitat near a small-scale stream. Tree bark is corky and spongy. Black ash is a medium-sized deciduous tree reaching 15–20 metres (49–66 ft) (exceptionally 26 metres (85 ft)) tall with a trunk up to 60 cm (24 inches) diameter, or exceptionally to 160 cm (63 inches).
The worker bees in the colony mix dry pollen with nectar and/or honey with their enzymes, and naturally occurring yeast from the air. Workers then compact the pollen. storing each variety in an individual wax hexagonal cell , typically located within their bee brood nest. This creates a fermented pollen mix call beekeepers call 'bee bread'. Dry ...
These insects have managed to eliminate close to 300,000 Ash trees in the National Capital Region in only nine years. This leaves only 80,000 ash trees left standing either due to luck or to some amount of resistance to the beetles. These forests used to have an extremely dense Ash population, having 17-18 trees per Hectare.
Blue ash is a medium sized deciduous tree typically reaching a height of 10–25 m (33–82 ft) with a trunk 50–100 cm (20–39 in) in diameter. The twigs typically have four corky ridges, a distinctive feature giving them a square appearance (in cross-section), hence the species name, quadrangulata, meaning four-angled.
Eucalyptus regnans, known variously as mountain ash (in Victoria), giant ash or swamp gum (in Tasmania), or stringy gum, [3] is a species of very tall forest tree that is native to the Australia states of Tasmania and Victoria. It is a straight-trunked tree with smooth grey bark, but with a stocking of rough brown bark at the base, glossy green ...
Fraxinus uhdei is locally known as fresno blanco in Spanish; other English vernacular names include Hawaiian ash and Mexican ash. [3] The name Shamel ash refers to Archie Shamel, who introduced the trees to California in the 1920s. [7] It is known as urapan in Colombia, where it was introduced in the 1950s. [8]