Taxon: Porophyllum ruderale (Jacq.) Cass. subsp. macrocephalum (DC.) R. R. Johnson

Summary

Genus:

Porophyllum

Family:

Asteraceae (alt. Compositae)

Subfamily:

Asteroideae

Tribe:

Tageteae

Nomen number:

317910

Place of publication:

Univ. Kansas Sci. Bull. 48:233. 1969

Verified:

12/31/1992 ARS Systematic Botanists.

Accessions:

1 (1 active, 0 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

Porophyllum ruderale (Jacq.) Cass. (0 active accession[s])
Porophyllum ruderale (Jacq.) Cass. subsp. ruderale (1 active accession[s])

Autonyms (not in current use), synonyms and invalid designations

Basionym
Porophyllum macrocephalum DC.

Homotypic Synonym(s)
Porophyllum ruderale (Jacq.) Cass. var. macrocephalum (DC.) Cronquist

No images

Conservation Status

Reference(s)

Correll, D. S. & M. C. Johnston. 1970. Manual of the vascular plants of Texas
FNA Editorial Committee. 1993-. Flora of North America. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
Lira, R. et al., eds. 2016. Ethnobotany of Mexico Springer, New York, US. 186.
Martin, W. C. & C. R. Hutchins. 1980. A flora of New Mexico.
McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
Nelson, C. H. N. 2008. Catálogo de las plantas vasculares de Honduras Note: Secretaría de Recursos Naturales y Ambiente, Tegucigalpa, Honduras.
Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala.
Turner, B. L. 1996. The comps of Mexico: a systematic account of the family Asteraceae. Volume 6: Tageteae and Anthemideae. Phytologia Mem. 10:48. Note: = Porophyllum macrocephalum DC.
Vibrans, H., ed. Malezas de México (on-line resource).
Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist

Common names

Language	Name	Alternate name	note	seq	Citation
Spanish (Mexico)	papaloquelite			2	Lira, R. et al., eds. 2016. Ethnobotany of Mexico Springer, New York, US. 186.

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Northern America	Northern Mexico	Mexico	Baja California Sur		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	Chihuahua		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	Coahuila de Zaragoza		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	Durango		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	Nuevo León		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	San Luis Potosí		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	Sinaloa		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	Sonora		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Northern Mexico	Mexico	Tamaulipas		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	South-Central U.S.A.	United States	New Mexico	s.w.	FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	South-Central U.S.A.	United States	Texas		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southern Mexico	Mexico	Chiapas		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Guanajuato		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Guerrero		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Jalisco		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	México		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Michoacán de Ocampo		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Morelos		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Nayarit		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Oaxaca		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Puebla		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Querétaro		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Veracruz de Ignacio de la Llave		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southern Mexico	Mexico	Yucatán		McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Northern America	Southwestern U.S.A.	United States	Arizona	s.	FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Southern America	Central America	Costa Rica			Breedlove, D. E., ed. 1981-. Flora of Chiapas.
1	Native	Southern America	Central America	El Salvador			Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala.
1	Native	Southern America	Central America	Guatemala			Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala.
1	Native	Southern America	Central America	Honduras			Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama.
1	Native	Southern America	Central America	Nicaragua			Stevens, W. D. et al., eds. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(1-3).
1	Native	Southern America	Central America	Panama			Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
1	Native	Southern America	Northern South America	Venezuela			Breedlove, D. E., ed. 1981-. Flora of Chiapas.
1	Native	Southern America	Western South America	Bolivia			Breedlove, D. E., ed. 1981-. Flora of Chiapas.
1	Native	Southern America	Western South America	Colombia			Breedlove, D. E., ed. 1981-. Flora of Chiapas.
1	Native	Southern America	Western South America	Ecuador		incl. Galapagos	Breedlove, D. E., ed. 1981-. Flora of Chiapas.
1	Native	Southern America	Western South America	Peru			Breedlove, D. E., ed. 1981-. Flora of Chiapas.

Native
Northern America

SOUTH-CENTRAL U.S.A.: United States [New Mexico (s.w.), Texas]
SOUTHWESTERN U.S.A.: United States [Arizona (s.)]
NORTHERN MEXICO: Mexico [Baja California Sur, Chihuahua, Coahuila de Zaragoza, Durango, Nuevo León, San Luis Potosí, Sinaloa, Sonora, Tamaulipas]
SOUTHERN MEXICO: Mexico [Chiapas, Guanajuato, Guerrero, Jalisco, México, Michoacán de Ocampo, Morelos, Nayarit, Oaxaca, Puebla, Querétaro, Veracruz de Ignacio de la Llave, Yucatán]

Southern America

CENTRAL AMERICA: Costa Rica, Guatemala, Honduras, Nicaragua, Panama, El Salvador
NORTHERN SOUTH AMERICA: Venezuela
WESTERN SOUTH AMERICA: Bolivia, Colombia, Ecuador (incl. Galapagos), Peru

Reference(s)

Breedlove, D. E., ed. 1981-. Flora of Chiapas.
FNA Editorial Committee. 1993-. Flora of North America.
McVaugh, R. 1983-. Flora Novo-Galiciana. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist
Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala.
Stevens, W. D. et al., eds. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(1-3).
Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama.
Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama. Note: = Porophyllum ruderale var. macrocephalum (DC.) Cronquist

Economic Uses

Usage	Type	Note	Reference
Human food	vegetable		Lira, R. et al., eds. 2016. Ethnobotany of Mexico Springer, New York, US. 186.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=317910. Accessed 10 May 2026.