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

1955, Warnock 12802; Tornillo Creek, Aug 1883, Havard 104, 17 Apr 1967,
correll & Rollins 23608; between Avary Canyon and Tornillo Pass, 06 Sep 1950,
Warnock 9632; et al. in Reed (1969); gravelly flat 3 mi. E of Study Butte, 762 m,
26 Jun 1931, Moore & Steyermark 3795 (GH – Type)]
Tidestromia lanuginosa (Nutt.) Standl. Woolly Tidestrom
[Sperry, 1938; Reed, 1969]
[Brewster Co.: 2 mi. S Study Butte, BBNP, 28 Sep 1947, Warnock 7374; lower
Blue Creek Canyon, 07 Sep 1933, Wilff 4525; mesa near Chisos Mts., 13 Sep 1916,
Young s.n.; Burman’s Pasture, Chisos Mts., 01 Sep 1915, Young s.n.; Fresno Springs,
Chisos Mts., 29 Jun 1937, Warnock 671; between Nugent and Glenn Springs, 29 Oct
1939, Sperry 1511; et al. in Reed (1969); Pinnacle Mts. (Sperry, 1938)]
Tidestromia suffruticosa (Torr.) Standl. Shrubby Tidestrom
[Sperry, 1938; Reed, 1969; Powell, 1998]
[Brewster Co.: Chisos Mts., 16 Jul 1937, Marsh 105; Tornillo Creek bed at Hot Springs,
02 Dec 1937, Sperry 1598; Boquillas Canyon, 06 Aug 1937, Warnock 694; et al. in
Reed (1969); Mesa de Anguila and Boquillas (Sperry, 1938)]
ANACARDIACEAE (Sumac Family)
Rhus microphylla Engelm. ex Gray Littleleaf Sumac; Desert Sumac
[Sperry, 1938; Powell, 1998]
[Brewster Co.: Basin and Green Gulch (Sperry, 1938)]
Rhus trilobata Nutt. var. trilobata Fragrant Sumac; Squawbush
[Barkley, 1937; Sperry, 1938; Powell, 1998]
[Brewster Co.: Basin and Green Gulch (Sperry, 1938); upper Blue Creek Canyon,
1520 m, 01 Jul 1931, Moore & Steyermark 3326 (CAS; MO); Chisos Mts., 19 Jun 1931,
Mueller 8066 (MO)]
Rhus virens Lindheimer ex Gray var. virens Evergreen Sumac; Tobacco
[Sperry, 1938; Wells, 1965; Turner, 1996, mapped; Powell, 1998]
[Brewster Co.: Basin and Green Gulch (Sperry, 1938); Sue Peak, Dead Horse Mts.
9Wells, 1965)]
Toxicodendron radicans (L.) O. Ktze. ssp. eximium (Greene) Gillis Poisonivy
[Barkley, 1937; Powell, 1998]
[Brewster Co.: Chisos Mts., Warnock 1212 (ARIZ; GH; TEX-LL); Chisos Mts., Willow
Creek Canyon, 23 May 1928, Palmer 34076 (MO; A; NY) and Sperry 201 (US); Goode Place,
Young s.n. (GH; TEX-LL); Oak Canyon, Cory 7010 (GH) and Mueller 8063 (F; TEX-LL);
Oak Canyon, base of Ward Mtn., Gillis 5745 (MSC)]
APIACEAE (Parsley Family)
Aletes acaulis (Torr.) Coult. & Rose
[Sperry, 1938]
[Brewster Co.: upper slopes of Casa Grande (Sperry, 1938)]
APOCYNACEAE (Dogbane Family]
Apocynum androsaemifolium L. Spreading Dogbane
[Sperry, 1938]
[Brewster Co.: Chisos Mts. (Sperry, 1938)]
Telosihonia hypoleuca (Benth.) Henr. Bottomwhite Rocktrumpet
[Macrosiphonia hypoleuca (Benth.) Muell.-Arg.]
[Powell, 1998]
[Brewster Co.: upper Chisos near the Laguna (Powell, 1998)]
Telosiphonia macrosiphon (Torr.) Henr. Plateau Rocktrumpet
[Macrosiphonia macrosiphon (Torr.) Heller]