Ulf Swenson

Pycnandra acuminata is a species of plant in the family of Sapotaceae. It is a rainforest shrub, endemic to New Caledonia, and is adapted to the nickel-rich ultramafic soils found there. Pycnandra acuminata is notable as one of the most prolific hyperaccumulators of trace metals known, actively absorbing nickel from the soil and concentrating it within the plant to a concentration of up to 25% nickel citrate as dry weight of the sap, which is turquoise-green in colour due to the nickel content. It is the only known plant with turquoise sap. The vernacular name in French is sève bleue (blue

Lagenocypsela is a genus of New Guinean flowering plants in the family Asteraceae. Species Lagenocypsela latifolia (Mattf.) Swenson & K.Bremer - New Guinea Lagenocypsela papuana (J.Kost.) Swenson & K.Bremer - New Guinea

Planchonella myrsinifolia is a tree in the plant family Sapotaceae. It is native to Australia, with subspecies myrsinifolia native to Queensland and New South Wales on the Australian mainland, and subspecies howeana is endemic to Lord Howe Island. The specific epithet myrsinifolia refers to a similarity of the leaves of certain plants in the genus Myrsine.

Planchonella crenata is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other species in the same genus, it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

Pichonia daenikeri is a species of plant in the family Sapotaceae. It is endemic to New Caledonia.

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Hippophae × goniocarpa is a natural hybrid of the plant species H. neurocarpa and H. sinensis, belonging to the family Elaeagnaceae, previously thought to be subspecies called H. goniocarpa subp. litangensis. The Latin specific epithet goniocarpa refers to goniocarpus -a -um with angular fruits. Also used by Eucalyptus goniocarpa, Iris goniocarpa and Psychotria goniocarpa.

Pycnandra francii is a species of plant in the family Sapotaceae. It is endemic to New Caledonia.

Pycnandra blanchonii is a species of plant in the family Sapotaceae. It is endemic to New Caledonia.

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Planchonella rufocostata is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other species in the same genus, it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

Planchonella roseoloba is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other species in the same genus, it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

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Planchonella povilana is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other species in the same genus, it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

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Planchonella mandjeliana is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other species in the same genus, it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

Planchonella luteocostata is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other plants in the same genus, it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

Planchonella latihila is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other plants in the same genus, it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

Planchonella glauca is a species of plant in the family Sapotaceae. It is endemic to New Caledonia. As with other species in the same genus it possesses stamens that are located below (and rarely in) the tube orifice; a multi-seeded fruit, as well as foliaceous cotyledons embedded in endosperm.

Abrotanella trilobata is a member of the daisy family and is found in southern Argentina and southern Chile.

Abrotanella rostrata is a species of cushion plant belonging to the family Asteraceae. This tiny plant, only reaching 5 cm in height, is restricted to rocky places in the high mountains of southern South Island, New Zealand. It can be distinguished from its congeners by the combination of white florets and distinctively beaked cypselae. It flowers in December and January. This plant is considered threatened due to its limited range.

Abrotanella fertilis is a member of the daisy family and is an endemic species of New Zealand.

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