bigpod bonamia |
Bonamia ovalifolia |
Plants |
Not Listed |
Not Listed |
G1 |
S1 |
False |
Sandy and/or gravelly soils on rocky uplands, slopes, or drainages in Chihuahuan Desert shrublands; on the steep sand covered rocky slopes on the east side of Big Bend National Park; several widely separated populations in different habitats; flowering May-November |
creeping petrogenia |
Bonamia repens |
Plants |
Not Listed |
Not Listed |
G3 |
S4 |
False |
Occurs mostly in open xeric habitats on limestone (Carr 2015). |
awnless bluestem |
Bothriochloa exaristata |
Plants |
Not Listed |
Not Listed |
G4 |
S2S3 |
False |
Coastal prairies on black clay; Perennial; Flowering April-Dec; Fruiting April- Dec |
Kay's grama |
Bouteloua kayi |
Plants |
Not Listed |
Not Listed |
G1 |
S1 |
True |
Gravelly soils on desert flats and on limestone ledges along bluffs; flowering May-November |
sand Brazos mint |
Brazoria arenaria |
Plants |
Not Listed |
Not Listed |
G3 |
S3 |
True |
Sandy areas in South Texas; Annual; Flowering/Fruiting March-April |
Enquist's sandmint |
Brazoria enquistii |
Plants |
Not Listed |
Not Listed |
G2 |
S2 |
True |
Primarily on sand banks in and along beds of streams that drain granitic or gneissic landscapes; flowering/fruiting April-June |
Centerville Brazos-mint |
Brazoria truncata var. pulcherrima |
Plants |
Not Listed |
Not Listed |
G4T3 |
S3 |
True |
Open areas on deep loose sands in the post oak belt; Annual; Flowering Apr-May; Fruiting May-June |
resin-leaf brickellbush |
Brickellia baccharidea |
Plants |
Not Listed |
Not Listed |
G3 |
S1 |
False |
Mixed desert shrublands on bajada slopes and in arroyos on sandy or gravelly soils derived from limestone, but also known from igneous substrates; flowering September-April |
gravelbar brickellbush |
Brickellia dentata |
Plants |
Not Listed |
Not Listed |
G3G4 |
S3S4 |
True |
Essentially restricted to frequently-scoured gravelly alluvial beds in creek and river bottoms; Perennial; Flowering June-Nov; Fruiting June-Oct |
narrowleaf brickellbush |
Brickellia eupatorioides var. gracillima |
Plants |
Not Listed |
Not Listed |
G5T3 |
S3 |
True |
Moist to dry gravelly alluvial soils along riverbanks but also on limestone slopes; Perennial; Flowering/Fruiting April-Nov |
Hinckley's brickellbush |
Brickellia hinckleyi var. hinckleyi |
Plants |
Not Listed |
Not Listed |
G2T2 |
S2 |
True |
Mixed woodlands or forests on rocky slopes in higher elevation mountain canyons; most specimens are from canyons on the north flank of Mt. Livermore in the Davis Mountains, where substrates are igneous; flowering July-October |
Terlingua brickellbush |
Brickellia hinckleyi var. terlinguensis |
Plants |
Not Listed |
Not Listed |
G2TH |
SH |
True |
Various situations in Chihuahuan Desert; perhaps at lower elevations than var. hinckleyi; found on slope in the Chisos Mountains and along creek bottom; flowering July-October? |
Mt. Davis brickellbush |
Brickellia parvula |
Plants |
Not Listed |
Not Listed |
G3 |
S1 |
False |
Occurs on rocky slopes and ridges in the mountains of the southwestern U.S. at elevations between 1200 and 2100 m; Perennial; Flowering Aug-Sept; Fruiting Sept-Oct |
little-leaf brongniartia |
Brongniartia minutifolia |
Plants |
Not Listed |
Not Listed |
G2 |
S1 |
False |
Chihuahuan Desert shrublands at lower elevations 600-1400 m (1950-5000 ft), in blackish sand, gravel, volcanic ash and other substrates, often in or along arroyos or shallow drainages; flowering May-August (-December in Mexico) |
South Texas rushpea |
Caesalpinia phyllanthoides |
Plants |
Not Listed |
Not Listed |
G2? |
S1 |
False |
Tamaulipan thorn shrublands or grasslands on very shallow sandy to clayey soils over calcareous sandstone and caliche; flowering in spring, sometimes later in growing season, perhaps in response to rainfall |
two-flower stick-pea |
Calliandra biflora |
Plants |
Not Listed |
Not Listed |
G3 |
S3 |
False |
primarily in open areas on caliche outcrops or in shallow sandy soils over caliche; Perennial; Flowering/Fruiting May-Aug |
Texas poppy-mallow |
Callirhoe scabriuscula |
Plants |
LE |
E |
G2 |
S2 |
True |
Grasslands and open oak shrublands or mesquite woodlands on deep, loose sands (Tivoli Series) of ancient and contemporary Colorado River terraces; flowering (April-) May-June; in late July the plants die back to the taproots, in late August-September basal rosettes form, in April the flowering stems bolt |
Oklahoma grass pink |
Calopogon oklahomensis |
Plants |
Not Listed |
Not Listed |
G2 |
S1S2 |
False |
Mesic, acidic, sandy to loamy prairies, pine savannas, oak woodlands, edges of bogs, and frequently mowed meadows (Goldman, Magrath & Catling 2002). Flowering March-July. |
basin bellflower |
Campanula reverchonii |
Plants |
Not Listed |
Not Listed |
G2 |
S2 |
True |
Among scattered vegetation on loose gravel, gravelly sand, and rock outcrops on open slopes with exposures of igneous and metamorphic rocks; may also occur on sandbars and other alluvial deposits along major rivers; flowering May-July |
Texas largeseed bittercress |
Cardamine macrocarpa var. texana |
Plants |
Not Listed |
Not Listed |
G3T2 |
S2 |
False |
Seasonally moist, loamy soils in pine-oak woodlands at high elevations in the Chisos and Davis mountains; also moderate elevations in oak-juniper woodlands in Kinney and Uvalde counties; flowering in early spring and usually withering by the beginning of summer, sometimes persisting and flowering intermittently through autumn depending on rainfall |
Chihuahua balloon-vine |
Cardiospermum dissectum |
Plants |
Not Listed |
Not Listed |
G3 |
S3 |
False |
Thorn shrublands or low woodlands on well to excessively well drained, calcareous, sandy to gravelly soils in drier uplands of the Lower Rio Grande Valley, in areas underlain by the Goliad formation, Catahoula and Frio formations undivided, Jackson Group, and other Eocene formations; during drought conditions the normally inconspicuous slender twining vine turns a more conspicuous deep reddish-purple; flowering (April-) July-September, probably throughout the growing season in response to rainfall. |
cypress knee sedge |
Carex decomposita |
Plants |
Not Listed |
Not Listed |
G3G4 |
S1 |
False |
Occurs in shallow water or on baldcypress stumps and logs in wooded ponds or swamps; Perennial; Flowering/Fruiting April-May |
canyon sedge |
Carex edwardsiana |
Plants |
Not Listed |
Not Listed |
G3G4 |
S3S4 |
True |
Dry-mesic decidous and deciduous-juniper woodlands in canyons and ravines, usually in clay loams very high in calcium on rocky banks and slopes just above streams and stream beds. Carex edwardsiana usually grows near C. planostachys. Fruiting spring (Ball, Reznicek, and 2003). |
Guadalupe Mountains sedge |
Carex mckittrickensis |
Plants |
Not Listed |
Not Listed |
G1 |
S1 |
True |
Only known from the Guadalupe Mountains (Carr 2015). |
Shinner's sedge |
Carex shinnersii |
Plants |
Not Listed |
Not Listed |
G3 |
S2 |
False |
Occurs in ditches and swales in prairie landscapes (Carr 2015). |