Pteris

A number of species, such as Pteris aquilina, Acorus Calamus, Lemna minor, and Hypnum Schreberi, which are social, and likewise very widely distributed, multiply nearly exclusively by vegetative means, rarely or never producing fruit.

Introduction to the Science of Sociology Robert Ezra Park 1926

The following endemic plants are endangered: two grasses, Sporobolus durus (possibly extinct) and Sporobolus caespitosus (few tufts remaining on Green Mountain at 730 m); Dryopteris ascensionis (a single plant was seen in 1976, occurs in moist ravines), Pteris adscensionis, and Anogramma ascensionis.

Ascension scrub and grasslands 2008

Continuing a thread from Revival Field: Pteris vittata, or The Chinese Ladder fern (or even simpler, the brake fern), is a highly efficient arsenic hyperaccumulator.

Archive 2006-01-01 2006

Polyscias subcapitata and Eugenia stelechanthoides dominate the lower canopy, and the undergrowth includes ferns such as Marattia fraxinea and Pteris spinescens.

Carolines tropical moist forests 2007

Higher areas up to the 516-meter summit of Raoul Island are exposed to more cloud interception, and they support a mossy and dense M. kermadecensis forest with an understory dominated by Ascarina lucida, Melicytus ramiflorus, Pteris comans, and the endemic Nikau palm (Rhopalostylis baueriana).

Kermadec Islands subtropical moist forests 2007

But Hualalai, though 10,000 feet in height, is covered with Pteris aquilina, mamane, coarse bunch grass, and pukeave to its very summit, which is crowned by a small, solitary, blossoming ohia.

The Hawaiian Archipelago Isabella Lucy 2004

Along the naked ridge and on the downs, which had a most wintry appearance, and where it was bitterly cold, the Lycopodium of Surureem was found, also Vaccinium cyaneum, Gnaphalium, Pteris aquelina stunted,

Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith

It is clothed with the Eriophorum, which hangs down in long tufts; the moist parts with an Adiantum much like A.C. Veneris, a beautiful Pteris, a Pothos or Arum foliis pulchre nigro tinctis, and some mosses; B. speciosa out of flower, and some Hepaticae, Ruta albiflora, etc.

Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith

Amaranthaceae; Prinsepia, rare; very little variety in ferns; Pteris chrysocarpa, Aspidium pungens, and another are the most common; nor is there any variety in Epiphytous ferns, and very few Jungermannias.

Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith

A good deal of wheat cultivation and of better quality occurred at 6,500 feet, assuming Telagoung as 5,600 feet, Pteris aquilina common throughout and up to 10,000 feet.

Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith