Tridax mexicana A.M.Powell
|
A. M. Powell 757 |
18 Aug 1961 |
Mexico |
Guerrero |
Acapulco, east side of city |
isotype |
274222 |
|
|
Perityle turneri A.M.Powell
|
A. M. Powell 1858 |
02 Apr 1970 |
Mexico |
Chihuahua |
3.4 miles east of El… |
isotype |
231077 |
|
|
Quercus hinckleyi C.H.Müll.
|
A. M. Powell 2800 |
01 Nov 1974 |
United States of America |
Texas |
Presidio Co. Ca. 50 yards… |
— |
24061 |
|
|
Flaveria brownii A.M.Powell
|
A. M. Powell 2802 |
30 Dec 1974 |
United States of America |
Texas |
San Patricio Co. Port Aransas,… |
isotype |
169329 |
|
|
Penstemon ambiguus Torr.
|
A. M. Powell 2848 |
10 Jun 1976 |
United States of America |
Texas |
Hudspeth Co. White gypsum dunes,… |
— |
569751 |
|
|
Selinocarpus gypsophilus B.A.Fowler
|
A. M. Powell 2105 |
25 May 1971 |
Mexico |
Chihuahua |
Ca. 15 miles southwest of… |
isotype |
342152 |
|
|
Perityle warnockii A.M.Powell
|
A. M. Powell 1311 |
11 Oct 1964 |
United States of America |
Texas |
Val Verde Co. Ca. 40-50… |
isotype |
231047 |
|
|
Perityle fosteri A.M.Powell
|
A. M. Powell 3365 |
03 Jul 1978 |
United States of America |
Texas |
Culberson Co. Apache Mts., Panther… |
isotype |
231040 |
|
|
Layia glandulosa (Hook.) Hook. & Arn.
|
A. M. Powell 1806 |
26 Mar 1970 |
Mexico |
Baja California |
About 10 mi NE of… |
— |
423164 |
|
|
Flaveria oppositifolia (DC.) Rydb.
|
A. M. Powell 2710 |
21 May 1974 |
Mexico |
Coahuila |
3 mi NW of Nadadores |
— |
417809 |
|
|
Dalea formosa Torr.
|
A. M. Powell 3070 |
25 Mar 1977 |
United States of America |
Texas |
Val Verde Co. Langtry. |
— |
01269570 |
|
|
Dalea formosa Torr.
|
A. M. Powell 3071 |
25 Mar 1977 |
United States of America |
Texas |
Terrell Co. hills 3 mi… |
— |
01269571 |
|
|
Dalea formosa Torr.
|
A. M. Powell 3067 |
21 Mar 1977 |
United States of America |
Texas |
Terrell Co. 12 mi E… |
— |
01269574 |
|
|
Dalea formosa Torr.
|
A. M. Powell 1561 |
10 Apr 1968 |
United States of America |
Texas |
Hudspeth Co. ca 5 mi… |
— |
01269622 |
|
|
Dalea formosa Torr.
|
A. M. Powell 3076 |
02 Apr 1977 |
United States of America |
Texas |
Brewster Co. ca 9 mi… |
— |
01269625 |
|
|
Dalea frutescens A.Gray
|
A. M. Powell 2454 |
12 Sep 1972 |
United States of America |
Texas |
Brewster Co. ca 13 mi… |
— |
01269678 |
|
|
Calycoseris wrightii A.Gray
|
A. M. Powell 1761 |
24 March 1970 |
Mexico |
Baja California |
18 miles S of Bahia… |
— |
2030701 |
|
|
Heuchera wellsiae R.A.Folk
|
A. M. Powell 1860 |
02 Apr 1970 |
Mexico |
Durango |
3.4 miles E of El… |
holotype |
02497211 |
|
|
Perityle rupestris (A.Gray) Shinners
|
A. M. Powell 1555 |
23 Sep 1967 |
United States of America |
Texas |
Brewster Co. rock bluffs, above… |
— |
3128149 |
|
|
Perityle rupestris (A.Gray) Shinners
|
A. M. Powell 1228 |
06 Jun 1964 |
United States of America |
Texas |
Jeff Davis Co. ca. 2… |
— |
3128168 |
|
|
Perityle rupestris (A.Gray) Shinners
|
A. M. Powell 1559 |
30 Sep 1967 |
United States of America |
Texas |
Jeff Davis Co. bluffs, 15… |
— |
3128169 |
|
|
Perityle staurophylla (Barneby) Shinners
|
A. M. Powell 1276 |
28 Aug 1964 |
United States of America |
New Mexico |
Otero Co. ca 1.5 mi.… |
— |
03128214 |
|
|
Perityle tenella (M.E.Jones) J.F.Macbr.
|
A. M. Powell 1267 |
31 Jul 1964 |
United States of America |
Utah |
Washington Co. ca. 1/2 to… |
— |
3128226 |
|
|
Nerisyrenia linearifolia (S.Watson) Greene
|
A. M. Powell 2354 |
14 Jun 1972 |
United States of America |
Texas |
Ward Co. ca 6 mi… |
— |
3187910 |
|
|
Draba cuneifolia Nutt. var. cuneifolia
|
A. M. Powell 1312 |
21 Jan 1965 |
United States of America |
Texas |
Presidio Co. Near spring in… |
— |
3200968 |
|
|
Draba cuneifolia Nutt.
|
A. M. Powell 6506 |
29 Mar 2005 |
United States of America |
Texas |
Brewster Co. ca 9 mi… |
— |
03200987 |
|
|
Calylophus
|
A. M. Powell 2359 |
14 Jun 1972 |
United States of America |
Texas |
Ward Co. ca 6 mi… |
— |
03169391 |
|
|
Tiquilia hispidissima (Torr. & A.Gray) A.T.Richardson
|
A. M. Powell 2355 |
14 Jun 1972 |
United States of America |
Texas |
Ward Co. ca 6 mi… |
— |
3249572 |
|
|
Gaura
|
A. M. Powell 2360 |
14 Jun 1972 |
United States of America |
Texas |
Ward Co. ca 6 mi… |
— |
3319029 |
|
|
Abronia angustifolia Greene
|
A. M. Powell 2846 |
10 Jun 1976 |
United States of America |
Texas |
Hudspeth Co. White gypsum dunes,… |
— |
3370285 |
|
|
Mirabilis multiflora (Torr.) A.Gray
|
A. M. Powell 3004 |
12 Jul 1976 |
United States of America |
Texas |
El Paso Co. south end… |
— |
3377930 |
|
|
Asclepias subverticillata (A.Gray) Vail
|
A. M. Powell 3002 |
12 Jul 1976 |
United States of America |
Texas |
El Paso Co. south end… |
— |
3528784 |
|
|
Mentzelia humilis (A.Gray) J.Darl.
|
A. M. Powell 2132 |
23 Jun 1971 |
United States of America |
Texas |
Culberson Co. gyp hills 35… |
— |
3599908 |
|
|
Mentzelia mexicana H.J.Thomps. & Zavort.
|
A. M. Powell 3026 |
16 Aug 1976 |
United States of America |
Texas |
Brewster Co. roadcut in the… |
— |
3600217 |
|
|
Trianthema portulacastrum L.
|
A. M. Powell 6001 |
12 Aug 1993 |
United States of America |
Texas |
Presidio Co. Roadside in drainage,… |
— |
3871962 |
|
|
Batesimalva violacea (Rose) Fryxell
|
A. M. Powell 3632 |
19 Sep 1981 |
United States of America |
Texas |
Brewster Co. Big Bend Nat'l… |
— |
03874184 |
|
|
Opuntia macrocentra Engelm.
|
A. M. Powell 6022 |
04 Feb 1994 |
United States of America |
Texas |
Presidio Co. Trans-Pecos, ca. 30… |
— |
03861490 |
|
|
Sphaeralcea
|
A. M. Powell 2353 |
14 Jun 1972 |
United States of America |
Texas |
Ward Co. low gypsum ridges… |
— |
3988547 |
|
|
Amsonia longiflora Torr.
|
A. M. Powell 2931 |
23 Jun 1976 |
United States of America |
Texas |
Hudspeth Co. Mayfield Canyon, S… |
— |
4160898 |
|
|
Forestiera pubescens Nutt.
|
A. M. Powell 2851 |
11 Jun 1976 |
United States of America |
Texas |
Hudspeth Co. saline-gypsum flats, near… |
— |
2498726 |
|
|
Quercus pungens Liebm.
|
A. M. Powell 5772 |
12 Oct 1991 |
United States of America |
Texas |
Hudspeth Co. Eagle Mountains, WNW… |
— |
1465764 |
|
|
Melampodium hispidum Kunth
|
A. M. Powell 1546 |
19 Aug 1967 |
United States of America |
Texas |
Jeff Davis Co. along creek… |
— |
3079543 |
|
|
Flaveria chlorifolia A.Gray
|
A. M. Powell 2799 |
27 Oct 1974 |
United States of America |
Texas |
Reeves Co. Beside a concrete… |
— |
2872103 |
|
|
Eysenhardtia texana Scheele
|
A. M. Powell 3007 |
01 Aug 1976 |
United States of America |
Texas |
Val Verde Co. hillsides, ca.… |
— |
2569068 |
|
|
Agropyron Gaertn.
|
A. M. Powell 5871 |
23 Jul 1992 |
United States of America |
New Mexico |
Otero Co. Near Cloudcroft. |
— |
1554443 |
|
|
Flaveria oppositifolia (DC.) Rydb.
|
A. M. Powell 2551 |
20 Aug 1973 |
Mexico |
Coahuila |
Arteaga Mun. Low places at… |
— |
417811 |
|
|
Perityle lemmonii (A.Gray) A.M.Powell
|
A. M. Powell 1695 |
02 Apr 1969 |
United States of America |
Arizona |
Pima Co. Just NW of… |
— |
3127952 |
|
|
Brongniartia minutifolia S.Watson
|
A. M. Powell 3631 |
29 Aug 1981 |
United States of America |
Texas |
Brewster Co. low white hills,… |
— |
02562055 |
|
|
Senegalia roemeriana (Scheele) Britton & Rose
|
A. M. Powell 3750 |
09 Jul 1982 |
United States of America |
Texas |
Brewster Co. limestone hills W… |
— |
2724377 |
|
|
Pomaria jamesii (Torr. & A.Gray) Walp.
|
A. M. Powell 2849 |
10 Jun 1976 |
United States of America |
Texas |
Hudspeth Co. white gypsum dunes,… |
— |
2725720 |
|
|
Amelanchier denticulata (Kunth) K.Koch
|
A. M. Powell 2810 |
07 Jun 1975 |
United States of America |
Texas |
Presidio Co. Along the Right… |
— |
2721744 |
|
|
Flaveria brownii A.M.Powell
|
A. M. Powell 2802 |
30 Dec 1974 |
United States of America |
Texas |
San Patricio Co. Port Aransas,… |
— |
2872067 |
|
|
Flaveria chlorifolia A.Gray
|
A. M. Powell 3036 |
18 Sep 1976 |
United States of America |
Texas |
Culberson Co. Rustler Springs at… |
— |
2872104 |
|
|
Flaveria trinervia (Spreng.) C.Mohr
|
A. M. Powell 3037 |
04 Sep 1976 |
United States of America |
Texas |
Culberson Co. Rustler Springs at… |
— |
2872219 |
|
|
Haploësthes greggii A.Gray var. greggii
|
A. M. Powell 2787 |
19 Jul 1974 |
United States of America |
Texas |
Crosby Co. Near roadside, just… |
— |
2881368 |
|
|
Haploesthes greggii var. texana (J.M.Coult.) I.M.Johnst.
|
A. M. Powell 2777 |
24 Jun 1974 |
United States of America |
Texas |
Crane Co. Gypseous Flat, on… |
— |
2881369 |
|
|
Hymenoxys linearifolia Hook.
|
A. M. Powell 1872 |
16 Apr 1970 |
United States of America |
Texas |
Ward Co. 2 miles W… |
— |
2921777 |
|
|
Isocoma veneta (Kunth) Greene
|
A. M. Powell 2788 |
24 Aug 1974 |
United States of America |
Texas |
Culberson Co. roadside, Hwy 54,… |
— |
2924915 |
|
|
Poliomintha incana (Torr.) A.Gray
|
A. M. Powell 2844 |
10 Jun 1976 |
United States of America |
Texas |
Hudspeth Co. White gypsum dunes,… |
— |
3068123 |
|
|
Perityle congesta (M.E.Jones) Shinners
|
A. M. Powell 1264 |
31 Jul 1964 |
United States of America |
Arizona |
Coconino Co. In crevices of… |
— |
3127770 |
|
|
Perityle gracilis (M.E.Jones) Rydb.
|
A. M. Powell 1272 |
03 Aug 1964 |
United States of America |
Nevada |
Lincoln Co. Meadow Valley wash… |
— |
3127922 |
|
|
Perityle inyoensis (Ferris) A.M.Powell
|
A. M. Powell 1275 |
04 Aug 1964 |
United States of America |
California |
Inyo Co. In northeast-facing crevices… |
— |
3127937 |
|
|
Perityle lemmonii (A.Gray) A.M.Powell
|
A. M. Powell 1255 |
14 Jul 1964 |
United States of America |
Texas |
Brewster Co. 4 mi W… |
— |
3127964 |
|
|
Perityle lindheimeri var. halimifolia (A.Gray) A.M.Powell
|
A. M. Powell 1234 |
20 Jun 1964 |
United States of America |
Texas |
Val Verde Co. along creek… |
— |
03127972 |
|
|
Perityle lindheimeri (A.Gray) Shinners var. lindheimeri
|
A. M. Powell 1235 |
20 Jun 1964 |
United States of America |
Texas |
Kendall Co. Edge Falls near… |
— |
3127981 |
|
|
Perityle lindheimeri (A.Gray) Shinners var. lindheimeri
|
A. M. Powell 1326 |
19 Jun 1965 |
United States of America |
Texas |
Real Co. 13 miles west… |
— |
3127983 |
|
|
Perityle megalocephala var. oligophylla A.M.Powell
|
A. M. Powell 1612 |
28 May 1968 |
United States of America |
California |
Inyo Co. Rock bluffs, W.… |
— |
03127995 |
|
|
Perityle megalocephala var. megalocephala
|
A. M. Powell 1274 |
03 Aug 1964 |
United States of America |
Nevada |
Nye Co. ca. 16 mles… |
— |
3128008 |
|
|
Perityle parryi A.Gray
|
A. M. Powell 1396 |
20 Mar 1966 |
United States of America |
Texas |
Presidio Co. road cut along… |
— |
3128023 |
|
|