Displaying 1 - 25 out of 125 Object(s)

Taxon Collector Date Country State/Province Locality Type Status Barcode Notice
Tridax mexicana A.M.Powell A. M. Powell 757 18 Aug 1961 Mexico Guerrero Acapulco, east side of city isotype Tridax mexicana A.M.Powell
Perityle turneri A.M.Powell A. M. Powell 1858 02 Apr 1970 Mexico Chihuahua 3.4 miles east of El… isotype Perityle turneri A.M.Powell
Selinocarpus gypsophilus B.A.Fowler A. M. Powell 2105 25 May 1971 Mexico Chihuahua Ca. 15 miles southwest of… isotype Selinocarpus gypsophilus B.A.Fowler
Flaveria anomala B.L.Rob. A. M. Powell 2568 20 Aug 1973 Mexico San Luis Potosí Matehuala Mun. 1 mi N… — Flaveria anomala B.L.Rob.
Tridax coronopifolia (Kunth) Hemsl. A. M. Powell 645 12 Aug 1961 Mexico Veracruz Along route 150, 7 miles… —
Layia glandulosa (Hook.) Hook. & Arn. A. M. Powell 1806 26 Mar 1970 Mexico Baja California About 10 mi NE of… — Layia glandulosa (Hook.) Hook. & Arn.
Peucephyllum schottii A.Gray A. M. Powell 1738 23 Mar 1970 Mexico Baja California 30 mi S of San… —
Nicolletia trifida Rydb. A. M. Powell 1739 23 Mar 1970 Mexico Baja California 30 mi S of San… —
Palafoxia arida B.L.Turner & M.I.Morris A. M. Powell 1730 23 Mar 1970 Mexico Baja California 16 mi S San Felipe —
Palafoxia arida B.L.Turner & M.I.Morris A. M. Powell 1705 22 Mar 1970 Mexico Baja California 41.6 miles S of Mexicali —
Palafoxia arida B.L.Turner & M.I.Morris A. M. Powell 1818 27 Mar 1970 Mexico Baja California Sur 25 mi S of El… —
Sartwellia puberula Rydb. A. M. Powell 2548 19 Aug 1973 Mexico Coahuila 0.5 mi S of Estacion… —
Flaveria oppositifolia (DC.) Rydb. A. M. Powell 2710 21 May 1974 Mexico Coahuila 3 mi NW of Nadadores — Flaveria oppositifolia (DC.) Rydb.
Viguiera stenoloba S.F.Blake A. M. Powell 2692 20 May 1974 Mexico Coahuila Mountain pass, 33 mi NE… —
Tridax dubia Rose A. M. Powell 897 25 Aug 1961 Mexico Nayarit San Blas, Nay. —
Tridax procumbens L. A. M. Powell 898 25 Aug 1961 Mexico Nayarit San Blas, Nay. —
Tridax coronopifolia (Kunth) Hemsl. A. M. Powell 590A 7 Aug 1961 Mexico México Along route 57, 51 miles… —
Tridax coronopifolia (Kunth) Hemsl. A. M. Powell 590 7 Aug 1961 Mexico México Along route 57, 51 miles… —
Sartwellia mexicana A.Gray ex S.Watson A. M. Powell 2592 21 Aug 1973 Mexico Zacatecas 55 mi N of junction… —
Calycoseris wrightii A.Gray A. M. Powell 1761 24 March 1970 Mexico Baja California 18 miles S of Bahia… — Calycoseris wrightii A.Gray
Heuchera wellsiae R.A.Folk A. M. Powell 1860 02 Apr 1970 Mexico Durango 3.4 miles E of El… holotype Heuchera wellsiae R.A.Folk
Flaveria Juss. A. M. Powell 2611 22 Aug 1973 Mexico Coahuila 39 miles N of San… — Flaveria Juss.
Tridax balbisioides (Kunth) A.Gray A. M. Powell 949 26 Aug 1961 Mexico Durango Durango Mun. Along route 40,… —
Tridax balbisioides (Kunth) A.Gray A. M. Powell 952 27 Aug 1961 Mexico Durango Durango Mun. Along route 45,… —
Tridax mexicana A.M.Powell A. M. Powell 886 24 Aug 1961 Mexico Jalisco Tequila Mun. Along route 15,… —