Jens Wilken Hornemann

Ficus elastica, the rubber fig, rubber bush, rubber tree, rubber plant, or Indian rubber bush, Indian rubber tree, or rambung is a species of flowering plant in the family Moraceae, native to eastern parts of South and Southeast Asia. It has become naturalized in Sri Lanka, the West Indies, and the US state of Florida. Its common names reflect its historical use as a source of rubber within its native range, but it is not used in the modern commercial-scale production of natural rubber.

Zostera noltii is a species of seagrass known by the common name dwarf eelgrass. It is found in shallow coastal waters in north western Europe, the Mediterranean Sea, Black Sea, Caspian Sea and Aral Sea and on islands in the Atlantic off the coast of northwest Africa. It is an important part of the intertidal and shallow subtidal ecosystems of estuaries, bays and lagoons.

Pulmonaria mollis is a perennial species of herb. It is very similar to P. angustifolia. The species is native to various parts of Europe and Asia.

Carlina biebersteinii is a purple-flowered herb in the tribe Cardueae of the family Asteraceae. It is found in Europe, Russia, Kazakhstan and in the Xinjiang region of China. It grows in dry meadows and thickets. Carlina biebersteinii Bernh. ex Hornem., Suppl. Hort. Bot. Hafn. 94. 1819. Subspecies: Carlina biebersteinii var. fennica Meusel & Kästner (synonym: Carlina fennica (Meusel & Kästner) Tzvelev)

Carex lyngbyei is a species of sedge known by the common name Lyngbye's sedge. It is native to the west coast of North America from Alaska to California, where it "is the common sedge of the Pacific coastal salt marshes." It is also known from Greenland and Iceland. It prefers to grow in silty sediment rather than sand and in habitat with brackish water, such as salt marshes. This sedge produces stems 25 centimeters to well over one meter tall from a network of long rhizomes. The leaves have reddish brown sheaths which do not have spots. The inflorescence produces stiff, nodding spikes on

Carex demissa is a species of sedge (genus Carex) native to Iceland, Macaronesia, all of Europe, and western Asia, extending to the Himalayas and possibly Greenland. It has been introduced to eastern Canada, New Jersey, and Tasmania. It is a member of the Carex flava species complex.

Primula stricta, also known as the strict primrose, is a species of flowering plant in the family Primulaceae.

Iris sanguinea is a rhizomatous flowering plant in the genus Iris and in the series Sibiricae. It is cultivated as an ornamental plant in temperate regions. It is one of the species considered a Japanese iris. It is from Asia, found between Russia, Mongolia, China, Japan and Korea. It has grey green leaves, an unbranched flowering stem and flowers in reddish-purple shades, from blue to blue-purple, red-violet, with a rare white variant. A 2020 taxonomic revision suggests that previously distinguished taxa of Iris sanguinea and Iris sibirica bear no phylogenetic nor morphological distinction.

Potamogeton coloratus, the fen pondweed, is an aquatic plant in the genus Potamogeton. It is found in shallow peaty calcareous lakes, ponds and ditches, commonly associated with lowland fens.

Salvia reflexa, the lanceleaf sage, Rocky Mountain sage, blue sage, lambsleaf sage, sage mint or mintweed, is an annual subshrub native to the United States and Mexico and introduced to Argentina, Australia, Canada, South Africa and New Zealand. It reaches 4-28 inches (10–71 cm) in height with small, opposite, lanceolate to narrowly elliptic leaves up to two inches (5 cm) long. The flowers grow in whorls, and are pale blue to dark blue and bloom from Summer to Autumn. Salvia reflexa is found in pastures and prairies and can be toxic to cattle, sheep and goats due to its accumulation of

Bupleurum lancifolium is a species of flowering plant in the family Apiaceae known by the common name lanceleaf thorow-wax. It is native to the Mediterranean Basin and it is known elsewhere, including parts of North America, as an introduced species. It grows up to 50 centimetres (20 in) tall with a hairless, waxy stem around which leaves are fused at their bases. The dull, waxy, deep-green leaves are narrowly lance-shaped to nearly oval and 3 to 10 centimetres (1.2 to 3.9 in) long. The inflorescence is a compound umbel borne on a peduncle which may be several centimeters tall. The umbel is

Carex subspathacea, called Hoppner's sedge, is a species of flowering plant in the genus Carex, native to coastal salt marshes of the Arctic and northwest Pacific Oceans; Alaska, Canada, Greenland, Iceland, Norway, northern and far eastern Russia, Korea, and Japan. It is grazed by snow geese (Anser caerulescens).

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Uvaria grandiflora is a species of plant in the family Annonaceae. Its native range includes: China, Indochina, Malesia and New Guinea.

Urtica angustifolia also commonly called the East-Asian nettle is a species of plant in the family Urticaceae. POWO lists is as a synonym of Urtica dioica var. holosericea.

Sesamum radiatum is a species of flowering plant in the Pedaliaceae. It is in the same genus as sesame, and is known by the English common names benniseed, black benniseed, black sesame, and vegetable sesame. (While the regular sesame, Sesamum indicum, may have black seeds, also referred to as black sesame, and is a related plant, it is a separate species from Sesamum radiatum.) It is native to west and central Africa, has been cultivated since ancient times in Africa, and is sometimes also used in tropical Asia where it has become naturalized to a small extent.

Hieracium bifidum is a species of flowering plant belonging to the family Asteraceae. Its native range is Europe. Subspecies: Hieracium bifidum subsp. submaculosum (Dahlst.) Zahn (synonym: Hieracium prolixum Norrl.)

Hibiscus macrophyllus, the largeleaf rosemallow, is an Asian species of tropical forest tree in the subfamily Malvoideae, with large leaves and yellow flowers. Its native range is southern China, Indo-China and western Malesia (including the Philippines).

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Carex deflexa, the northern sedge, is a cespitose sedge with purplish brown to reddish brown rhizomes and pale green leafs that are often shorter than stems and 0.9–2.6 mm wide. It is native to Canada, most of the US except the central states, and Greenland.

Sibbaldia cuneata, the cuneate cinquefoil or five finger cinquefoil, is a species of flowering plant in the family Rosaceae, native to Afghanistan, Pakistan, the Himalaya, China, and Taiwan. As its synonym Potentilla cuneata it has gained the Royal Horticultural Society's Award of Garden Merit.

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Argemone albiflora, the white prickly poppy, also known as the bluestem prickly poppy or the Texas prickly poppy, is a small erect plant with a decorative white flower with a yellow latex. It is deeply rooted with yellow or red stamens. The plant is known for the sharp prickles on its stem and leaves. The sepals fall off as the flower of this plant grows bigger. It grows in the arid regions of the southern Midwest along roadsides and disturbed pieces of land. Native Americans have long revered this plant for its medicinal and other uses.

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Jasminum laurifolium, the angel-wing jasmine, is a species of flowering plant in the genus Jasminum, native to the Himalayas, Nepal, Assam, Bangladesh, Tibet, south-central and southeast China, Hainan, Myanmar, and Thailand. Its putative form Jasminum laurifolium f. nitidum has gained the Royal Horticultural Society's Award of Garden Merit.

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