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Asclepias angustifolia

Schweig.

Arizona Milkweed

G4Apparently Secure (G4G5) Found in 3 roadless areas NatureServe Explorer →

G4Apparently SecureGlobal Rank

Identity

Unique IDELEMENT_GLOBAL.2.158428

Element CodePDASC02030

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryVascular Plant

Endemicoccurs (regularly, as a native taxon) in multiple nations

KingdomPlantae

PhylumAnthophyta

ClassDicotyledoneae

OrderGentianales

FamilyApocynaceae

GenusAsclepias

Concept Reference

Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.

Conservation Status

Review Date2001-03-21

Change Date2001-03-21

Edition Date2001-03-21

Edition AuthorsAnnable, C., 6/93; rev. B. MacBryde 3/2001.

Rank Reasons

Asclepias angustifolia ranges from southern Arizona to southern Mexico, occurring in arroyos, canyons, and along streambeds, as well as on hill slopes.

Range Extent Comments

Southern Arizona (Huachuca Mts. in Cochise Co., Bear Valley or Sycamore Canyon in Santa Cruz Co., and Santa Catalina Mts. in Pima Co.) to southern Mexico.

Ecology & Habitat

Habitat

At 4000 to 5000 feet in Arizona.

Other Nations (1)

United StatesNNR

Province	Rank	Native
Arizona	SNR	Yes

Plant Characteristics

Economic Value (Genus)Yes

Roadless Areas (3)

Arizona (3)

Area	Forest	Acres
Lower Rincon	Coronado National Forest	3,278
Middle Dragoon Roadless	Coronado National Forest	10,543
Tumacacori	Coronado National Forest	44,594

References (4)

Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Kearney, T.H., R.H. Peebles, and collaborators. 1951. Arizona flora. 2nd edition with Supplement (1960) by J.T. Howell, E. McClintock, and collaborators. Univ. California Press, Berkeley. 1085 pp.
Martin, P.S., D. Yetman, M. Fishbein, P. Jenkins, T.R. Van Devender, and R.K. Wilson. 1998. Gentry's Rio Mayo plants; The tropical deciduous forest & environs of northwest Mexico. Univ. Arizona Press, Tucson. 558 pp. + map.
Shreve, F., and I.L. Wiggins. 1964. Vegetation and flora of the Sonoran Desert. 2 volumes. Stanford Univ. Press, Stanford. 1740 pp.