Daniel J. Ohlsen

Telmatoblechnum serrulatum, the toothed midsorus fern, is a species of fern in the family Blechnaceae, native to Florida, southeastern Mexico, Central America, the Caribbean, northern and western South America, Brazil, Paraguay, and northeastern Argentina.

Telmatoblechnum is a genus of ferns in the family Blechnaceae, subfamily Stenochlaenoideae.

Ozothamnus cupressoides is an aromatic shrub species, endemic to Australia. Common names include scaly everlasting, lattice everlasting or kerosene bush. It grows to between 0.5 and 1 metre in height and has white-tomentose branchlets. The scale-like leaves are 1 to 3 mm long and 0.5 to 1 mm wide. These are green on the upper surface, and white tomentose below. The flower heads appear in dense clusters in summer and autumn The species occurs in boggy sites and subalpine heathland in New South Wales and Victoria. It was first formally described in 2010 in the journal Muelleria.

Telmatoblechnum indicum (many synonyms including Blechnum indicum) or the swamp water fern is often seen growing on sandy soils in swampy areas. The specific epithet indicum is from Latin, revealing this plant was first collected in the East Indies (Java). Indigenous Australians used the starchy rhizome as food. This plant was collected with another swamp fern Cyclosorus interruptus by Joseph Banks and Daniel Solander at Botany Bay in 1770.

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