460 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. [1885. 



Psoralea rhomhifoUa^ Mezquit woods. 



Vicia Ludovicianaj valley. 



Medicago maculata, valley. 



Indigofera leptosepala, sandy hillsides. 



Sesbania macrocarpa, rare. 



Cassia Lindheimeriana and oceidcntalis. 



Malvaviscus Drummondii (Wild Fuchsia), common. 



Malvastrum Wrightii and tricuspidatum. 



Abutilon Wrightii and Texense. 



Sida diffusa and phy^ocalyx, yards. 



Pentstemon Gohcea, elegant and showy, rare. 



Castilleia indivisa, low Mezquit woods. 



Maurandia Wislizeni, high Mezquit woods. 



Teucrium Canadense. 



Hedeoma acinoides and Drummondii (Pennyroyal), the former com* 



mon in the valley, the latter abundant on hills. 

 Stachys agraria, valley. 



Salvia farinacea, halloUeflora, Texana, coccinea (Sages), common. 

 Scutellaria versicolor, woods. 

 Monarda citriodora (Horsemint), abundant. 

 Brazoria scutellarioides, very pretty, in low places. 

 Bifora Americana. 

 Ghcerophyllmn procumhens. 

 Daucus pusillus, var. scaher. 

 Bolytcenia JSfuttalUi. 



Eryngium Wrightii ?, very showy late in summer. 

 Vesicaria argyrea, about the reservoir. 

 Streptanihus platycarpus 1 

 Stellaria media and prostrata, valley. 

 Silene antirrhina, Government Hill. 

 Menodora hcterophylla, common. 

 Specularia perfoliata, hijiora, leptocarpa, Lindheimeri. 

 Asclepias longicornu. 

 Asclepiodora viridis. 

 Gonolobus reticulatus and biflorus. 



(Enothera tetraptera and serrulata (Evening Primroses). 

 Linum multicaule and Berlandierij both showy Flaxes. 

 Siphonoglossa Pilosella^ common. 

 Ruellia tiiberosa, very common late in summer. 

 Dianthera parvijiora. 

 Oxybaphus nyctagineus. 

 Tradescantia Virginica. 

 Tinantia anomala, shady woods. 

 Sisyrinchium geniculatum and anceps. 

 Passiflora incarnata and affinis (Passion-Flowers). 

 Lithospermum Matamorense, shady woods. 



