Per Ola Karis

Botanist.

Abbreviations: P.O.Karis
Occupations: botanist
Citizenships: Sweden
Dates: 1955-00-00T00:00:00Z
Direct attributions: 39 plants, 0 fungi
Authorship mentions: 39 plants, 0 fungi
Links:IPNI

39 plants attributed to39 plants:

Arenaria funiculata Fior & P.O.Karis 2007
plant species in the caryophyllaceae family
Arenaria funiculata is a species of flowering plant in the family Caryophyllaceae. It is subshrub endemic to southern Spain. It is a hemicryptophyte which germinates or sprouts in May, and begins flowering in June at lower elevations and in August at higher ones. It is native to the Sierra Nevada from 1,850 to 2,450 metres elevation. It grows in cracks and crevices on rocky calcareous slopes, generally north-facing, and in sheltered ravines in south slopes. It forms a lithophyte plant community with Saxifraga nevadensis and other plants. It is threatened by habitat loss, and the IUCN Red List
Planea P.O.Karis 1990
plant genus in the asteraceae family
Planea is a genus of flowering plants in the tribe Gnaphalieae within the family Asteraceae. The only known species is Planea schlechteri, a rare and threatened species known from only a single population in Western Cape Province in South Africa.
Metalasia serrata (Tooth Blombush) P.O.Karis 1989
plant species in the asteraceae family
Metalasia serrata is a flowering subshrub that is part of the Asteraceae family. The species is endemic to the Western Cape and occurs from Stanford to Bredasdorp. It grows on mountain slopes at 700 - 1100 m and is part of the fynbos.
Metalasia densa (Fynbos Blombush) (Lam.) P.O.Karis 1989
plant species in the asteraceae family
Metalasia densa, the bristle bush or blombos, is a species of flowering plant in the family Asteraceae, native to South Africa and Lesotho. A perennial shrub reaching 2.5 m (8 ft), it is fire-adapted.
Hydroidea P.O.Karis 1990
plant genus in the asteraceae family
Hydroidea is a genus of flowering plants in the family Asteraceae. Species There is only one known species, Hydroidea elsiae, native to the Cape Provinces of South Africa.
Calotesta P.O.Karis 1990
plant genus in the asteraceae family
Calotesta is a monotypic genus of flowering plants in the family Asteraceae, containing the single species Calotesta alba. It is endemic to the Western Cape of South Africa, where it is limited to the Klein Swartberge Mountains. This plant is characterized by the thick, cutinized coating on its seeds. When the species was described in 1990, it fit into no existing genera, so the new genus Calotesta was erected to house it. The plant grows on steep sandstone cliff faces in the fynbos. It is designated a critically rare taxon in South Africa because it is limited to a single mountain range, but
Metalasia umbelliformis P.O.Karis 1989
plant species in the asteraceae family
Metalasia umbelliformis is a flowering subshrub that is part of the Asteraceae family. The species is endemic to the Western Cape and occurs from Pearly Beach to Brandfontein. Four populations are known: Brandfontein, Rietfontein, Hagelkraal and Pearly Beach. The plant has a range of 150 km2 and is part of the fynbos. The species is threatened by coastal development and invasive plants.
Metalasia trivialis (Eastern Blombush) P.O.Karis 1989
plant species in the asteraceae family
Metalasia trivialis is a flowering subshrub in the Asteraceae family. The species is endemic to the Eastern Cape and the Western Cape. It occurs mainly between Ladismith and Grahamstown and there are also populations at Cathcart and Stutterheim. It grows on mountain slopes and plains, rocky, clayey and sandy soils from 0 - 1500 m and is part of the fynbos.
Metalasia tenuis P.O.Karis 1989
plant species in the asteraceae family
Metalasia tenuis is a semi-shrub belonging to the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the Riviersonderend Mountains, west of Genadendal to Riviersonderend, as well as in the Swartberg Mountains at Caledon. There are three known populations and the plant has a range of 400 km². The species is part of the fynbos and occurs at altitudes of 100-1000 m. The species is threatened by invasive plants.
Metalasia serrulata P.O.Karis 1989
plant species in the asteraceae family
Metalasia serrulata is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the Groot Winterhoek and the Witzenberg. The species is part of the fynbos and occurs at altitudes of 800-850 m. The species is threatened by invasive plants.
Metalasia pulchella (Beautiful Blombush) (Cass.) P.O.Karis 1989
plant species in the asteraceae family
Metalasia pulchella is a flowering shrub belonging to the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the Cape Peninsula and the Cape Flats. It has a range of 244 km² and there are ten to fifteen populations remaining. The remaining populations outside the protected areas are declining due to urban development, invasive plants and wildfires. The plant is part of the fynbos and grows at altitudes of 100–200 m.
Metalasia plicata P.O.Karis 1989
plant species in the asteraceae family
Metalasia plicata is a semi-shrub belonging to the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape from Houwhoek to Bredasdorp and Heidelberg. It has a range of 5 702 km² and there are six small, fragmented populations remaining after the species lost 87% of its habitat to crop cultivation. The remaining plants are threatened by invasive species and overgrazing. The plant is part of the fynbos and renosterveld.
Metalasia oligocephala (Sparse Blombush) P.O.Karis 1989
plant species in the asteraceae family
Metalasia oligocephala is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the Langeberg near Swellendam between the Protea Valley and Nooitgedacht. There is only one known population of about 1000 plants. The plant is part of the fynbos and is threatened by invasive plants.
Metalasia montana P.O.Karis 1989
plant species in the asteraceae family
Metalasia montana is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape on four mountain peaks in the Stettynsberge and Wemmershoekberge. It has a distribution area of 900 km². The species is part of the fynbos and is considered rare.
Metalasia luteola (Yellow Blombush) P.O.Karis 1989
plant species in the asteraceae family
Metalasia luteola is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape on the Riversdale Coastal Plain between the Duiwenhoks and Gourits Rivers. The plant has a range of 367 km² and is part of the fynbos. There are ten known populations. The species is threatened by uncontrolled invasive plants.
Metalasia inversa (Upside-down Blombush) P.O.Karis 1989
plant species in the asteraceae family
Metalasia inversa is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape from Stellenbosch to Bredasdorp. The species is part of the fynbos. The species grows at altitudes of 50-600 m.
Metalasia humilis P.O.Karis 1989
plant species in the asteraceae family
Metalasia humilis is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape on the Houwhoek Mountain. Only one population is known on the peak of the mountain. The species is part of the fynbos and is considered critically rare.
Metalasia calcicola (Lime Blombush) P.O.Karis 1989
plant species in the asteraceae family
Metalasia calcicola is a flowering semi-shrub that is part of the Asteraceae family. The species is endemic to the Western Cape and occurs from the Kogelberg to Kleinmond. It grows from 500 - 1300 m and is part of the fynbos.
Metalasia albescens P.O.Karis 1989
plant species in the asteraceae family
Metalasia albescens is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the southern Cederberg. The plant has a range of less than 90 km² and there are five populations known between the Kromrivier peak and the Matjiesrivier area. The species is part of the fynbos and occurs at altitudes of 700 m. The species is considered rare.
Metalasia acuta (Pointy Blombush) P.O.Karis 1989
plant species in the asteraceae family
Metalasia acuta is a shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape, from Ceres southwards to Hangklip and eastwards to the Outeniqua Mountains. The species is part of the fynbos and occurs at altitudes of 100-1300 m.
Arenaria glochidisperma (J.M.Monts.) Fior & P.O.Karis 2007
plant species in the caryophyllaceae family
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Planea schlechteri (Hawekwas Plainbos) (L.Bolus) P.O.Karis 1990
plant species in the asteraceae family
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Metalasia tristis Bengtson & P.O.Karis 2012
plant species in the asteraceae family
Metalasia tristis is a shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the Groot Winterhoek near Porterville. The species has a range of less than 40 km2 and is part of the fynbos. The species is considered rare.
Metalasia namaquana (Namaqua Blombush) P.O.Karis & Helme 2012
plant species in the asteraceae family
Metalasia namaquana is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Northern Cape on the Rooiberg and Stalberg in the Kamiesberge. The plant has a range of less than 10 km² and is part of the fynbos. It occurs at altitudes of 1200-1500 m.
Metalasia helmei P.O.Karis 2008
plant species in the asteraceae family
Metalasia helmei is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Robertson area on the Kwadousberg. It has a range of only 12 km² and only one population is known, which is smaller than 10 000 plants. The species is part of the fynbos and is considered rare.
Metalasia formosa Bengtson & P.O.Karis 2012
plant species in the asteraceae family
Metalasia formosa is a shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the hills north of Touws River and in the Langeberg east of Montagu. The species has a range of 1,600 km2 (620 sq mi) and is part of the fynbos.
Metalasia eburnea Bengtson & P.O.Karis 2012
plant species in the asteraceae family
Metalasia eburnea is a semi-shrub that is part of the Asteraceae family. The species is endemic to South Africa and occurs in the Western Cape in the Klein Karoo north of the Langeberg. There are only two known populations and the species is part of the fynbos. It is threatened by crop cultivation.
Hydroidea elsiae (Hilliard) P.O.Karis 1990
plant species in the asteraceae family
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Calotesta alba P.O.Karis 1990
plant species in the asteraceae family
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Arenaria tejedensis (Willk.) Fior & P.O.Karis 2007
plant species in the caryophyllaceae family
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