Inventory of the flora of Big Bend National Park Brewster County ...

Heterotheca fulcrata (E. L. Greene) Shinners Rocky Goldaster
var. fulcrata
[Semple, 1996]
[Brewster Co.: Chisos Mts., Bick Rock Trail, Cory 44873 (TEX-LL) “indument
approaching var. senilis”]
var. arizonica Semple
[Semple, 1996]
[Brewster Co.: Chisos Mts., Mt. Emory, Warnock 9706 (SRSC) “approaching var. senilis”]
var. senilis (Woot. & Standl.) Semple
[Steyermark & Moore, 1933; Semple, 1996]
[Brewster Co.: Chisos Mts., Mueller s.n. (NY), Mueller 8199 (NY), Warnock s.n. (ASU);
Boot Spring, Mueller s.n. (TEX-LL); Cattail Falls, Powell & Powell 4205 (SRSC, WAT);
Emory Peak, Correll 29749 (TEX-LL), Moore & Steyermark 3212 (CAS, DS, MIN, RM, NY),
Mueller s.n.(GH); Green Gulch, Lundell & Lundell 13266 (TEX-LL); crest of Juniper Canyon,
Ferris & Duncan 2790 (CAS, DS, NY); Nail Place, Young s.n. (TEX-LL); North Wall, Cory
44872 (TEX-LL, NY); Pulliam Canyon, Sperry 417 (SRSC), Warnock 6955 (SRSC);
Pulliam Bluff, Warnock 767 (SRSC); Window Trail, Cory 44772 (TEX-LL); et al. approaching
Other vars. In Semple (1996, p. 80)]
Heterotheca subaxillaris (Lam.) Britt. & Rusby
[Heterotheca psammophila Wagenkn.]
[Wagenknecht, 1960; Harms, 1965, mapped]
[Records: Santa Elena Canyon, Moore & Steyermark 3467 (GH; PH; UC)]
Heterotheca viscida (Gray) Harms
[Semple, 1996]
[Records: Mexico: Chihauhua: Fern Canyon side of Santa Elena Canyon, Wendt & Lott 96
(TEX-LL)]
Note: This taxon is expected to be part of the flora of BBNP.
Hieracium wrightii (Gray) Robins. & Greenm.
[Sperry, 1938]
[Brewster Co.: upper Green Gulch (Sperry, 1938)]
Hymenoclea monogyra Torr. & Gray ex Gray Burrobrush
[Powell, 1998]
[Brewster Co.: to lower Chisos Mts. and Rio Grande (Powell, 1998)]
Isocoma pleuriflora (Torr. & Gray) Greene Jimmyweed
[Haplopappus heterophyllus (Gray) Blake; Isocoma wrightii (Gray) Greene]
[Sperry, 1938; Nesom, 1991, mapped]
[Brewster Co.: Boquillas, Hot Spring, Persimmon Gap and Pinnacle Mts.
(Sperry, 1938)]
Iva ambrosiifolia (Gray) Gray
[Sperry, 1938]
[Brewster Co.: low areas N of Chisos Mts., Basin and Robbers’ Roost area
(Sperry, 1938)]
Jefea brevifolia (Gray) Strother Shorthorn Jefea
[Zexmenia brevifolia Gray]
[Sperry, 1938; Wells, 1965; Strother, 1991; Powell, 1998]
[Brewster Co.: Dead Horse Mts. (Wells, 1965); Chisos and Dead Horse Mts.
(Powell, 1998); Kit to Ghost Mtn., lower Juniper Canyon and Cattail Falls
(Sperry, 1938); 1 mi. SE of Headquarters on road to Boquillas, 04 Oct 1964, Flyr
218A (OBI, TEX-LL); lower Juniper Spring, 23 Jun 1937, Warnock 724 (ARIZ, F,
OBI, TEX-LL, UC)]
Lactuca ludoviciana (Nutt.) Riddell
[Steyermark & Moore, 1933]
[Brewster Co.: Chisos Mts., Moore & Steyermark 3393]
Laennecia coulteri (Gray) Nesom Coulter Laennecia
[Conyza coulteri Gray]
[Sperry, 1938]