Peter F. Stevens

American botanist.

Peter Francis Stevens (born 1944) is a British botanist. He is a researcher at the Missouri Botanical Garden and a professor of biology of the University of Missouri–St. Louis. He is a member of the Angiosperm Phylogeny Group which created the APG, APG II, APG III, and APG IV systems. He maintains a web site, APweb, hosted by the Missouri Botanical Garden, which has been regularly updated since 2001, and is a useful source for the latest research in angiosperm phylogeny which follows the APG approach. The standard author abbreviation P.F.Stevens is used to indicate P. F. Stevens as the author

Abbreviations: P.F.Stevens
Occupations: botanist
Citizenships: United States
Dates: 1944-01-01T00:00:00Z
Birth place: United Kingdom
Direct attributions: 204 plants, 0 fungi
Authorship mentions: 205 plants, 0 fungi

204 plants attributed, 1 plant contributed to205 plants:

Elliottia pyroliflora (Copperbush) (Bong.) Brim & P.F.Stevens 1978
plant species in the ericaceae family
Elliottia pyroliflora, the copperbush, is a plant in the family Ericaceae native to North America. It is a perennial shrub. Its leaves are alternate in arrangement with flat margins.
Calophyllum bicolor P.F.Stevens 1980
plant species in the calophyllaceae family
Calophyllum bicolor is a species of flowering plant in the family Calophyllaceae. It is a tree native to New Guinea and the Cape York Peninsula of Queensland in northeastern Australia.
Romnalda P.F.Stevens 1978
plant genus in the asparagaceae family
Romnalda is a genus of monocotyledonous plants in the family Asparagaceae, subfamily Lomandroideae. (They have also been placed in the Xanthorrhoeaceae.) As of December 2013 four formally named species are known and accepted by botanical science. The name Romnalda is an anagram of Lomandra, a related though more common genus of hard–leaved lily-like plants. The genus Romnalda differs from Lomandra in growing exclusively in rainforests and having sparsely branched inflorescences with no spines. Plants have strap-like leaves and grow up to one metre (3 feet) tall often with a trunk and stilt
Calophyllum insularum P.F.Stevens 1980
endangered plant species in the calophyllaceae family
Calophyllum insularum is a species of flowering plant in the Calophyllaceae family. It is a tree found only on the Cenderawasih Bay (Geelvink Bay) islands of western New Guinea, in Indonesia's West Papua region. It grows in lowland rain forest at about 200 metres elevation. It is threatened by habitat loss. The species was first described by Peter F. Stevens in 1980.
Calophyllum waliense P.F.Stevens 1980
endangered plant species in the calophyllaceae family
Calophyllum waliense is a species of flowering plant in the Calophyllaceae family. It is a tree endemic to Manus Island in the Admiralty Islands in Papua New Guinea. It grows in lowland rain forest up to 500 metres elevation. It is threatened by habitat loss. The species was described by Peter F. Stevens in 1980.
Calophyllum heterophyllum P.F.Stevens 1974
endangered plant species in the calophyllaceae family
Calophyllum heterophyllum is a species of flowering plant in the Calophyllaceae family. It a shrub or tree endemic to New Guinea. It is known from the Vogelkop Peninsula and Snow Mountains of Western New Guinea (Indonesia) and from Western Province of Papua New Guinea. It can grow up to 29 metres tall as a canopy tree on low ridges (approximately 100 metres elevation) in lowland rain forest, but more often grows as shrubs or small trees on poor loam soils in montane rain forest from 1,200 to 1,300 metres elevation. The species was described by Peter F. Stevens in 1974.
Calophyllum streimannii P.F.Stevens 1974
endangered plant species in the calophyllaceae family
Calophyllum streimannii is a species of flowering plant in the Calophyllaceae family. It is a tree endemic to eastern New Guinea, where it is known only from Morobe Province of Papua New Guinea. It is a large tree which grows 15 to 35 metres tall. It is native to lowland rain forest, where it grows on ridges and hillsides from 30 to 300 metres elevation, often in association with dipterocarp trees. The species was described by Peter F. Stevens in 1974.
Calophyllum robustum P.F.Stevens 1974
endangered plant species in the calophyllaceae family
Calophyllum robustum is a species of flowering plant in the Calophyllaceae family. It is a tree endemic to eastern New Guinea, where it is known from Morobe Province and near Ioma in Northern Province of Papua New Guinea. It is a large tree which grows 18 to 30 metres tall. It is native to lowland rain forest from 3 to 180 metres elevation. It is threatened by habitat loss. The species was described by Peter F. Stevens in 1974.
Calophyllum piluliferum P.F.Stevens 1974
critically endangered plant species in the calophyllaceae family
Calophyllum piluliferum is a species of flowering plant in the Calophyllaceae family. It a tree which grows up to 18 metres tall, and is native to Papua New Guinea's Western Province in south-central New Guinea. It grows in lowland rain forest and freshwater swamp forest edges below 40 metres elevation. The species was described by Peter F. Stevens in 1974. It is from an area which has had little botanical collection, and its population size and trend are not known. Forests in the region are threatened by logging, mining, and expansion of settlements. The IUCN Red List assesses the species as
Calophyllum obscurum P.F.Stevens 1974
vulnerable plant species in the calophyllaceae family
Calophyllum obscurum is a species of flowering plant in the Calophyllaceae family. It is a tree found only in the Solomon Islands.
Calophyllum morobensis (Calophyllum Morobense) P.F.Stevens 1974
vulnerable plant species in the calophyllaceae family
Calophyllum morobensis is a species of flowering plant in the Calophyllaceae family. It is a tree found only in Papua New Guinea. It is known only from Morobe Province in eastern New Guinea, where it grows in lowland rainforest on alluvium. It is threatened by habitat loss.
Calophyllum hirasimum P.F.Stevens 1980
vulnerable plant species in the calophyllaceae family
Calophyllum hirasimum is a species of flowering plant in the Calophyllaceae family. It is a tree endemic to Western New Guinea in Indonesia. It grows 4 to 18 metres tall. It is native to the Arfak Mountains and Wissel Lake region of the Bird's Head Peninsula, where it grows in montane rain forest from 1,750 to 2,150 metres elevation. It is locally abundant in Nothofagus–conifer forest and in scrub of Myrtaceae, Ericaceae, and Nothofagus growing on clay soils. The species was described by Peter F. Stevens in 1980.
Calophyllum havilandii P.F.Stevens 1980
vulnerable plant species in the calophyllaceae family
Calophyllum havilandii is a species of flowering plant in the Calophyllaceae family. It is endemic to Borneo, where it grows in peat swamps.
Calophyllum confusum P.F.Stevens 1974
vulnerable plant species in the calophyllaceae family
Calophyllum confusum is a species of flowering plant in the Calophyllaceae family. It is found only in the Solomon Islands.
Calophyllum bifurcatum P.F.Stevens 1980
critically endangered plant species in the calophyllaceae family
Calophyllum bifurcatum is a species of flowering plant in the Calophyllaceae family. It is a tree found only on Yapen Island in Western New Guinea region of Indonesia. The species was described by Peter F. Stevens in 1980.
Calophyllum austroindicum Kosterm. ex P.F.Stevens 1980
plant species in the calophyllaceae family
Calophyllum austroindicum is a species of plant belonging to the genus Calophyllum of the family Calophyllaceae, commonly called the Cheru pinnai or kattupunna. This plant grows in the wet forests of the Western Ghats in India and is also found in the northern Andaman Islands.
Calophyllum acutiputamen P.F.Stevens 1974
critically endangered plant species in the calophyllaceae family
Calophyllum acutiputamen is a species of flowering plant in the Calophyllaceae family. It is found only on Rossel Island in the Louisiade Archipelago of Papua New Guinea. It is threatened by habitat loss.
Bonnetia fasciculata P.F.Stevens & A.L.Weitzman 1997
plant species in the bonnetiaceae family
Bonnetia fasciculata is a species of flowering plant in the Bonnetiaceae family. It is found only in Venezuela.
Mammea veimauriensis P.F.Stevens 1974
endangered plant species in the calophyllaceae family
Mammea veimauriensis is a species of flowering plant in the Calophyllaceae family. It is a tree found only in the Papuan Peninsula of eastern New Guinea in Papua New Guinea.
Mammea papyracea P.F.Stevens 1993
endangered plant species in the calophyllaceae family
Mammea papyracea is a species of flowering plant in the Calophyllaceae family. It is known only from Kui in Morobe Province of Papua New Guinea in eastern New Guinea. It is a small tree which grows up to 9 metres tall. It grows in lowland rain forest from 200 to 400 metres elevation. The species was described by Peter F. Stevens in 1993.
Mammea grandifolia P.F.Stevens 1974
endangered plant species in the calophyllaceae family
Mammea grandifolia is a species of flowering plant in the Calophyllaceae family. It is a shrub or tree native to Gulf Province of Papua New Guinea in eastern New Guinea. It grows in lowland rain forest from 500 to 600 metres elevation. The species was described by Peter F. Stevens in 1974.
Calophyllum vexans P.F.Stevens 1974
plant species in the calophyllaceae family
Calophyllum vexans is a species of flowering plant in the Calophyllaceae family. It is found in Indonesia (Maluku Islands and Western New Guinea) and Papua New Guinea (eastern New Guinea).
Calophyllum persimile P.F.Stevens 1980
endangered plant species in the calophyllaceae family
Calophyllum persimile is a species of flowering plant in the Calophyllaceae family. It is a tree endemic to New Guinea, where it is known from Kiunga district in Western Province and near Vanimo in West Sepik Province of Papua New Guinea. It grows 20 to 25 metres tall and flowers in September. It grows in well-drained and wet-season inundated lowland rain forests from 20 to 580 metres elevation. The species was described by Peter F. Stevens in 1980.
Calophyllum laticostatum P.F.Stevens 1974
plant species in the calophyllaceae family
Calophyllum laticostatum is a species of flowering plant in the Calophyllaceae family. It is found in Papua New Guinea and possibly the Philippines.
Calophyllum goniocarpum P.F.Stevens 1974
plant species in the calophyllaceae family
Calophyllum goniocarpum is a species of flowering plant in the Calophyllaceae family. It is a tree native to the Maluku Islands of Indonesia and to New Guinea, which is divided between Indonesia and Papua New Guinea.
Calophyllum collinum P.F.Stevens 1980
endangered plant species in the calophyllaceae family
Calophyllum collinum is a species of flowering plant in the Calophyllaceae family. It is a tree native to central and eastern New Guinea, known from the Snow Mountains of Western New Guinea (Indonesia) and Western and Morobe provinces of Papua New Guinea. It is a large tree which grows 22 to 36 metres tall. It is native to lowland and hill rain forests up to 500 metres elevation. The species is known from few collections, and its known range and population are small. It is threatened with habitat loss from logging and expansion of agriculture, and the IUCN Red List assesses the species as
Bonnetia rubicunda (Sastre) A.L.Weitzman & P.F.Stevens 1997
vulnerable plant species in the bonnetiaceae family
Bonnetia rubicunda is a species of flowering plant in the Bonnetiaceae family. It is found only in Guyana.
Vaccinium subdissitifolium P.F.Stevens 1985
plant species in the ericaceae family
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Vaccinium papillatum P.F.Stevens 1985
plant species in the ericaceae family
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Garcinia cymosa (K.Schum.) I.M.Turner & P.F.Stevens 1999
vulnerable plant species in the clusiaceae family
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