The primary cause of respiratory alkalosis is hyperventilation. This rapid, deep breathing can be caused by conditions related to the lungs like pneumonia, lung disease, or asthma. More commonly, hyperventilation is associated with anxiety, fever, drug overdose, carbon monoxide poisoning, or serious infections.
By Rhonda Stewart. Lady Fern is a native perennial upright fern that can reach 2-5 feet in height. The leaves are a bright green, with a fine-textured lacy appearance, and single fronds can measure up to 1â wide and 3â in length. The frond stalks are green to purple or red in color.
Bracken fern. Lori McWhirter . District Agronomist, Goulburn . Harry Kemp . Former District Agronomist . Introduction . Bracken fern, or bracken, (Pteridium esculentum) is a native perennial fern found in open forest, or on cleared land where it can form extensive colonies and be a troublesome weed that is difficult to eradicate. Habitat