Arne A. Anderberg

Lysimachia arvensis, syn. Anagallis arvensis, commonly known as scarlet pimpernel, red pimpernel, red chickweed, poor man's barometer, poor man's weather-glass, shepherd's weather glass or shepherd's clock, is a species of low-growing annual plant with brightly coloured flowers, most often scarlet but also bright blue and sometimes pink. The native range of the species is Europe and Western Asia and North Africa. The species has been distributed widely by humans, either deliberately as an ornamental flower or accidentally. L. arvensis is now naturalised almost worldwide, with a range that

Lysimachia europaea (formerly known as Trientalis europaea) is a flowering plant in the primrose family Primulaceae, called by the common name chickweed-wintergreen or arctic starflower. It is a small herbaceous perennial plant with one or more whorls of leaves on a single slender erect stem. It is about 10 cm, 3.9 in high. The broad lanceolate leaves are pale green but take on a copper hue in late summer. The solitary white flowers (1–2 cm, 0.39–0.79 in diameter, usually with 6–8 petals) are reminiscent of small wood anemones and appear in midsummer. The fruits are globular, dry capsules,

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Pseudognaphalium affine is a species of flowering plant belonging to the genus Pseudognaphalium. The species is widely distributed in East Asia, Southeast Asia, South Asia, Transcaucasus and Anatolia. The plant is biennial, with stems 15–40 cm long, the surface of the plant is covered with fine woolly hair and the leaves are small and rounded. The flowers appear as small florets with petal around 2 mm long. In Mainland China and Taiwan, this plant is used to make rice-flour pastry (such as chháu-á-kóe) for the Qingming Festival. In Japan, it is one of the herbs consumed during the Seven-Herbs

Iphionopsis is a genus of African flowering plants in the daisy family. Species Iphionopsis ilicifolia (Humbert) Anderb. - Madagascar Iphionopsis oblanceolata N.Kilian - Somalia Iphionopsis rotundifolia (Oliv. & Hiern) Anderb. - Somalia

Sideroxylon st-johnianum is a species of flowering plant in the family Sapotaceae. It is endemic to Henderson Island, Pitcairn. Having been described first as Nesoluma st-johnianum (1938), this species was transferred to the genus Sideroxylon in 2007 as a result of the phylogenetic analyses.

Sideroxylon polynesicum, the keahi or island nesoluma, is a species of flowering plant in the family Sapotaceae. It is found in the Cook (New Zealand), Tubuai (French Polynesia), and Hawaiian Islands (United States). It is threatened by habitat loss.

Oxylaena is a genus of flowering plants in the family Asteraceae. It has been placed in the tribe Calenduleae. The only known species is Oxylaena acicularis, native to the Cape Provinces of South Africa.

Langebergia is a genus of South African flowering plants in the tribe Gnaphalieae within the family Asteraceae. Species There is only one known species, Langebergia canescens, native to the Western Cape Province.

Stenophalium is a genus of Brazilian plants in the tribe Gnaphalieae within the family Asteraceae.

Sideroxylon nadeaudii is a species of plant in the family Sapotaceae. It is endemic to Tahiti, French Polynesia.

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Pentanema spiraeifolium is a species perennial herbaceous plant belonging to the family Asteraceae. It is found from Europe to Iran.

Oedera uniflora ("Kalksteenperdekaroo") is a prickly shrublet belonging to the family Asteraceae.

Oedera squarrosa ("Vierkant-perdekaroo") is a prickly shrublet belonging to the family Asteraceae. It is an abundant and common species in the southwestern Cape Provinces of South Africa (Namaqualand to Port Elizabeth). It is most commonly found near to the main mountain ranges, especially in rocky loamy or clayey soils.

Oedera genistifolia ("Klein Perdekaroo") is a prickly shrublet belonging to the family Asteraceae. It is an abundant and common species in the southwestern cape, South Africa (Namaqualand to Grahamstown). It is most commonly found on lower north-facing slopes, especially on rocky clay and shale based soils.

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Humeocline is a genus of plants in the family Asteraceae, endemic to Madagascar. Species There is only one known species, Humeocline madagascariensis.

Ewartiothamnus is a genus of flowering plants in the family Asteraceae endemic to New Zealand. It contains a single species, Ewartiothamnus sinclairii. This species was redescribed by A. A. Anderberg and placed in the genus Ewartiothamnus in 1991. It is found in Marlborough region. This species flowers in the months of October until December and fruits from November until February.

Pseudognaphalium stramineum, also known as cotton-batting-plant, is an annual or biennial species of plant in the sunflower family. It is known for being covered in dense, loose hairs on its leaves and stems.

Pseudognaphalium microcephalum, also known as San Diego rabbit-tobacco, feltleaf everlasting, and Wright's cudweed, is a species of flowering plant. It is found on the west coast of the United States and Mexico.

Pseudognaphalium canescens (syn. Gnaphalium canescens) is a species of flowering plant in the family Asteraceae known by the common name Wright's cudweed. It is native to western North America from western Canada to northern Mexico. It can be found in many habitats, from mountains to plateau to coastline. It is a biennial herb with white, wooly leaves. The many-branched stem is produced in the second year of growth, and is erect to a maximum height of around a meter. It is gray-green and woolly with many narrow leaves. Atop the stem branches are inflorescences of several pointed oval-shaped

Pseudognaphalium californicum (syn. Gnaphalium californicum) is a species of flowering plant in the family Asteraceae known by several common names, including ladies' tobacco, California rabbit tobacco, California cudweed, and California everlasting. The plant is native to the west coast of North America from Washington to Baja California, where it is a member of the flora of many habitats, including chaparral.

Pseudognaphalium biolettii, or two-color rabbit-tobacco, is an Asteraceae-family flowering plant found in western North America. An alternative common name is two-tone everlasting. This perennial species is a food plant for the larval/caterpillar stages of the American lady butterfly. This plant thrives in coastal sage and scrub habitats of southern California and Baja California. Two-color rabbit tobacco may have a slight fragrance of lemon. Plant size is up to a meter high. The blooming period is typically January to June.

Pentanema squarrosum (syn. Inula conyzae), ploughman's-spikenard, is a species of plant in the Asteraceae found in Europe, North Africa, and the Near East. It is an aromatic herb that grows in calcareous grassland and was in the past sometimes harvested as a substitute for true spikenard, or nard, Nardostachys jatamansi.

Pentanema salicinum (common name Irish fleabane (UK) or willowleaf yellowhead) is a plant species in the family Asteraceae. It is found across Eurasia from Portugal to Japan. It has been reported growing in the wild in a few scattered locations in North America but it has not become widely established there.

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Pentanema hirtum is a species of perennial herbaceous plant belonging to the family Asteraceae. The specific Latin name hirtum refers to the type of hairiness (bristly and rough) of the plant.

Pentanema helenioides is a species of plant in the family Asteraceae. It is native to southern France and north-central and eastern Spain.

Ozothamnus stirlingii, commonly known as Ovens everlasting, is a flowering plant in the family Asteraceae and grows in New South Wales, Victoria and the Australian Capital Territory. It has globose-shaped white flower heads and sticky leaves.