Joseph Andorfer Ewan

American botanist (1909–1999).

Joseph Andorfer Ewan (1909–1999) was an American botanist, naturalist, and historian of botany and natural history.

Abbreviations: Ewan
Occupations: scientific collector, explorer, botanist, botanical collector
Citizenships: United States
Dates: 1909-10-24T00:00:00Z – 1999-12-05T00:00:00Z
Birth place: Philadelphia
Direct attributions: 47 plants, 0 fungi
Authorship mentions: 53 plants, 0 fungi

47 plants attributed, 6 plants contributed to53 plants:

Delphinium bakeri (Baker's Larkspur) Ewan 1942
perennial plant species in the ranunculaceae family
Delphinium bakeri, or Baker's larkspur, is a species of perennial herb in the buttercup family, Ranunculaceae. It is endemic to California in the United States, where it is a federally listed endangered species. It is known in the wild from one remaining occurrence near Salmon Creek in Sonoma County, where only seven plants remained as of March 2006. D. bakeri grows from a thickened, tuber-like, fleshy cluster of roots, to a height of 70 centimetres (28 in). The leaves occur primarily along the upper third of the stem and are green at the time the plant flowers. The flowers are irregularly
Delphinium pavonaceum (Peacock Larkspur) Ewan 1945
perennial plant species in the ranunculaceae family
Delphinium pavonaceum (syn. Delphinium × pavonaceum) is a species of flowering plant in the buttercup family known by the common name peacock larkspur. It is endemic to Oregon in the United States, where it is limited to the Willamette Valley.
Delphinium gypsophilum (Pinoche Creek Larkspur) Ewan 1945
perennial plant species in the ranunculaceae family
Delphinium gypsophilum is a species of larkspur known by the common name gypsum-loving larkspur or Panoche Creek larkspur (frequently misspelled as Pinoche Creek larkspur). It is endemic to California, where it grows in low mountains in the central part of the state. This wildflower generally reaches between one half and one meter in height. Its pale whitish-green stem is topped with cylindrical inflorescences of up to 30 flowers on short pedicels. The flowers are pale blue or chalk-white; occasional individuals bear pink or light blue flowers. The spur is one to one and a half centimeters
Vismia pentagyna (Spreng.) Ewan 1962
plant species in the hypericaceae family
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Delphinium andesicola (Chiricahua Mountain Larkspur) Ewan 1939
perennial plant species in the ranunculaceae family
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Bejaria nana A.C.Sm. & Ewan 1950
endangered plant species in the ericaceae family
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Symbolanthus mathewsii (Griseb.) Ewan 1952
plant species in the gentianaceae family
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Marcgravia fosbergiana Ewan 1951
plant species in the marcgraviaceae family
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Macrocarpaea subcaudata Ewan 1948
plant species in the gentianaceae family
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Macrocarpaea ovalis (Ruiz & Pav.) Ewan 1948
plant species in the gentianaceae family
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Macrocarpaea densiflora (Benth.) Ewan 1948
plant species in the gentianaceae family
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Macrocarpaea corymbosa (Ruiz & Pav.) Ewan 1948
plant species in the gentianaceae family
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Macrocarpaea bracteata Ewan 1948
plant species in the gentianaceae family
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Lehmanniella splendens (Hook.) Ewan 1948
plant species in the gentianaceae family
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Delphinium lineapetalum (Thinpetal Larkspur) Ewan 1945
perennial plant species in the ranunculaceae family
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Delphinium hutchinsoniae (Hutchinson's Larkspur) Ewan 1951
perennial plant species in the ranunculaceae family
Delphinium hutchinsoniae is a rare species of larkspur known by the common names Monterey larkspur and Hutchinson's larkspur.
Clusia myrsinites Ewan 1951
plant species in the clusiaceae family
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Clusia chusqueae Ewan 1951
vulnerable plant species in the clusiaceae family
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Chorisepalum rotundifolium Ewan 1947
plant species in the gentianaceae family
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Chorisepalum psychotrioides Ewan 1947
plant species in the gentianaceae family
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Chorisepalum carnosum Ewan 1947
plant species in the gentianaceae family
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Vismia sandwithii Ewan 1962
plant species in the hypericaceae family
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Vismia rusbyi Ewan 1962
plant species in the hypericaceae family
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Vismia minutiflora Ewan 1962
plant species in the hypericaceae family
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Vismia cuatrecasasii Ewan 1962
plant species in the hypericaceae family
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Symbolanthus gaultherioides Ewan 1952
plant species in the gentianaceae family
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Macrocarpaea affinis Ewan 1950
plant species in the gentianaceae family
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Delphinium subscandens Ewan 1945
perennial plant species in the ranunculaceae family
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Delphinium disjunctum Ewan 1950
plant species in the ranunculaceae family
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Delphinium barrancae Ewan 1945
perennial plant species in the ranunculaceae family
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