Personal information

Boraginaceae, Cryptantha, American Amphitropic Disjuncts, plant systematics
United States

Biography

Professor Emeritus, San Diego State University. Interested in American amphitropic disjuncts, systematics of the Popcorn Flowers (subtribe Amsinckiinae, Boraginaceae), floristics.

Activities

Employment (1)

San Diego State University: San Diego, California, US

1986 to present | Professor Emeritus (Biology)
Employment
Source: Self-asserted source
Michael George Simpson

Education and qualifications (3)

Duke University: Durham, North Carolina, US

1979 to 1983 | PhD (Botany)
Education
Source: Self-asserted source
Michael George Simpson

University of North Carolina System: Chapel Hill, NC, US

1976 to 1979 | M.S. (Botany)
Education
Source: Self-asserted source
Michael George Simpson

University of Florida: Gainesville, FL, US

1974 to 1976 | B.S. (Botany)
Education
Source: Self-asserted source
Michael George Simpson

Works (8)

Cryptantha acrimuricata (Boraginaceae), a distinctive new taxon of series Muricatae

PhytoKeys
2024-12-30 | Journal article
Contributors: Michael G. Simpson; Lee M. Simpson; James M. André
Source: check_circle
Crossref

Cryptantha whippleae (Boraginaceae), a new serpentine-adapted species endemic to northern California, U.S.A.

PhytoKeys
2024-10-15 | Journal article
Contributors: Michael G. Simpson; Dana A. York
Source: check_circle
Crossref

Revisión taxonómica del género Johnstonella (Boraginaceae s. str.) en la Argentina

Darwiniana, nueva serie
2022 | Journal article
Contributors: Pablo Moroni; Michael G. Simpson
Source: check_circle
Crossref

Johnstonella punensis (Boraginaceae), a new species endemic to the dry Puna of Chile

PhytoKeys
2022-05-30 | Journal article
Contributors: Michael G. Simpson; Kristen Hasenstab-Lehman; Makenzie E. Mabry; Mélica Muñoz-Schick
Source: check_circle
Crossref

Nomenclatural revision of Cryptantha (Boraginaceae s. str.) names linked to South American taxa

PhytoKeys
2021-08-30 | Journal article
Contributors: Pablo Moroni; Agustina Martínez; Michael G. Simpson
Source: check_circle
Crossref

Simpson, M.G. & Rebman, J.P. (2021) Research in Boraginaceae: A new variety of Cryptantha maritima, Cryptantha pondii resurrected, and Johnstonella echinosepala transferred back to Cryptantha. Phytotaxa 509: 185–210.

Phytotaxa
2021-07-29 | Journal article
Contributors: M.G. SIMPSON; JON P. REBMAN
Source: check_circle
Crossref

Research in Boraginaceae: A new variety of Cryptantha maritima, Cryptantha pondii resurrected, and Johnstonella echinosepala transferred back to Cryptantha

Phytotaxa
2021-06-29 | Journal article
Contributors: MICHAEL G. SIMPSON; JON P. REBMAN
Source: check_circle
Crossref

Transfer of four species of Cryptantha to the genus Johnstonella (Boraginaceae)

Phytotaxa
2019-12-12 | Journal article
Source: Self-asserted source
Michael George Simpson
grade
Preferred source (of 2)‎