Jürke Grau

German botanist (1937–2022).

Abbreviations: Grau
Occupations: university teacher, scientific collector, botanist, botanical collector
Citizenships: Germany
Languages: German
Dates: 1937-02-15T00:00:00Z – 2022-12-25T00:00:00Z
Birth place: Leipzig
Direct attributions: 120 plants, 0 fungi
Authorship mentions: 123 plants, 0 fungi

120 plants attributed, 3 plants contributed to123 plants:

Poecilolepis Grau 1977
plant genus in the asteraceae family
Poecilolepis is a genus of flowering plants in the tribe Astereae within the family Asteraceae, which is endemic to the Cape Provinces of South AFrica. Species Poecilolepis ficoidea (DC.) Grau Poecilolepis maritima (Bolus) Grau
Alstroemeria leporina Ehr.Bayer & Grau 1982
plant species in the alstroemeriaceae family
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Felicia heterophylla (Pureblue Felicia) (Cass.) Grau 1973
plant species in the asteraceae family
Felicia heterophylla is a roughly hairy annual plant in the family Asteraceae. It has alternate leaves of 1–5 cm long with an entire margin or few inconspicuous teeth. The flower heads are set individually at the tip of its stems, and contain a whorl of purplish blue ray florets around a center of blackish blue disk florets. Flower heads appear in winter and spring. It is called true-blue daisy in English and bloublomastertjie in Afrikaans. It is an endemic species that only occurs in the Western Cape province of South Africa.
Felicia nordenstamii (Bushy Felicia) Grau 1973
plant species in the asteraceae family
Felicia nordenstamii is a flowering shrub in the family Asteraceae. It is found only in South Africa where it grows on limestone hills close to the sea on the southern coast. Felicia nordenstamii is a many-branched shrub growing up to 30 cm (1 ft) tall. The lower parts of the stems are covered in grayish brown bark and the upper stem has many crowded, upwardly angled, alternate leaves with long hairs on the lower surfaces. Large flower heads form at the tips of the branches, each about 41⁄2 cm (13⁄4 in) across, with about thirty purplish blue ray florets surrounding many yellow disc florets.
Felicia aethiopica (African Felicia) (Burm.fil.) Grau 1973
plant species in the asteraceae family
Felicia aethiopica is a low shrublet of up to about 50 cm (1+2⁄3 ft) high that is assigned to the family Asteraceae. It has rigid, leathery, inverted egg-shaped leaves, with only the lowest pair set oppositely. It has flower heads with an involucre of about 8 mm (1⁄3 in) in diameter with bracts that each contain three resin ducts, and have one whorl of twelve to fourteen ray florets with about 11 mm long and 1½ mm wide blue straps surrounding many yellow disc florets. The plant is called wild aster or dwarf Felicia in English, and wilde-aster or bloublombossie in Afrikaans. Flowering occurs
Alstroemeria schizanthoides Grau 1982
plant species in the alstroemeriaceae family
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Felicia oleosa (Dotty Felicia) Grau 1973
plant species in the asteraceae family
Felicia oleosa is an evergreen, richly branched dwarf shrub of up to 30 cm (12 in) high, that is assigned to the family Asteraceae. It has narrow, awl-shaped leaves, with translucent oil or resin dots, pointing upwards, crowded on the younger stems. The flower heads have about thirteen bright blue ray florets, encircling many yellow disc florets. This species grows in the mountains dividing the Karoo region of South Africa. It is sometimes called oily blue daisy in English.
Felicia canaliculata Grau 1973
plant species in the asteraceae family
Felicia canaliculata is a grayish green shrublet in the family Asteraceae that grows up to 40 cm (16 in) in height. It has narrow, awl-shaped leaves, relatively large flower heads with approximately a dozen light purple to white ray florets encircling many yellow disc florets. It can only be found in the Western Cape province of South Africa.
Felicia brevifolia (Shortleaf Felicia) (DC.) Grau 1973
plant species in the asteraceae family
Felicia brevifolia is an evergreen, richly branched shrub of up to 11⁄2 m (5 ft) high, that is assigned to the family Asteraceae. It has elliptic to wedge-shaped leaves, of between 1⁄2 and 11⁄2 cm long, green to gray-green, many with several teeth. The flower heads have about fifteen blue-violet ray florets, encircling many yellow disc florets. This species grows in southern Namibia and the west of South Africa.
Blumenbachia dissecta (Hook. & Arn.) Weigend & Grau 2007
perennial plant species in the loasaceae family
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Scrophularia azerbaijanica Grau 1981
plant species in the scrophulariaceae family
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Polyarrhena prostrata Grau 1970
plant species in the asteraceae family
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Polyarrhena imbricata (DC.) Grau 1970
plant species in the asteraceae family
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Myosotis corsicana (Fiori) Grau 1970
perennial plant species in the boraginaceae family
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Myosotis ambigens (Bég.) Grau 1970
perennial plant species in the boraginaceae family
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Felicia annectens (Harv.) Grau 1973
annual plant species in the asteraceae family
Felicia annectens is an annual plant of up to about 25 cm (10 in) high, that is assigned to the family Asteraceae. The lower leaves are opposite and the higher leaves alternate. The bloated involucre consists of very broad, hairless bracts. These protect up to ten, short, bluish ray florets that encircle yellow, partly sterile disc florets. The heads sit individually on top of up to 6 cm (2+2⁄5 in) long stalks. The species was considered extinct after no observations were made after 1915, but was rediscovered in the 21st century. It occurs in the Western Cape province of South Africa.
Cryptantha marticorenae Grau 1981
annual plant species in the boraginaceae family
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Alonsoa honoraria Grau 1999
plant species in the scrophulariaceae family
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Scrophularia valida Grau 1981
perennial plant species in the scrophulariaceae family
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Scrophularia sanguinea Grau 1981
perennial plant species in the scrophulariaceae family
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Scrophularia rechingeri Grau 1981
perennial plant species in the scrophulariaceae family
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Scrophularia flava Grau 1981
perennial plant species in the scrophulariaceae family
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Scrophularia crassiuscula Grau 1981
perennial plant species in the scrophulariaceae family
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Scrophularia botryoides Grau 1981
perennial plant species in the scrophulariaceae family
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Scrophularia badakhshanica Grau 1981
perennial plant species in the scrophulariaceae family
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Scrophularia atroglandulosa Grau 1981
plant species in the scrophulariaceae family
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Ranunculus pseudomillefoliatus Grau 1984
plant species in the ranunculaceae family
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Philodendron pseudoundulatum Grau 1983
plant species in the araceae family
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Myosotis diminuta Grau 1963
annual plant species in the boraginaceae family
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Leucocoryne reflexa Grau 1991
plant species in the amaryllidaceae family
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