76 BOTANICAL GAZETTE. 



There are seldom more tluin (5 flowers expanded at once, usually only two or three. Drj' 

 woods. 



Monarchi aristnta, Nult. Common on limestone. 



Monwrda punctata, L. Scarce. 



J-fi/osods macrosperma, Engelm. Larger than llic very comnid]! .)/. rrnui of which 

 it seems to be a form, but more slender and with larger calyx and nutlets. Alluvial or 

 damp woods, not unconunon. 



Heliotropium Inrlicum, L Fort Smitli, introduced. 



Ph((ce.liii pnrrifloni. \i\v., Iiirsntd, Gi-ay, P. h/rsuti/, Micli.x. Thickets, rather fre- 

 quent. 



Ph(ic('li,<i strict ifli>r<(, Engelm. and Gray. Sulphate flats, common. 



Hydrolea ocata, Nutt. Common in i)Ools, beds of rock\' streams in Ai'kansas, "In 

 La. and Texas." 



(jriliu coronopifdlia, Pers. Thicket.^- and prairies. 



Cuscuta infle.rn, Engelm Thickets, on Iierbs and shrubs. 



Cxbscutii dero/v/, Chois. Prairies. 



Cuscuta decora, var., Indcrora, Engelm. Suli)hale flats. 



Cuscuta ardcasis, Beyrich. Low prairies. 



Cuscuta cuspidata, Engelm. Prairies. 



Cttscuta glomrratii, Cliois. Rich prairies. 



Solanuiii rostnitum, Dunal. Introduced from the western plains. 



Pkysaf/'.s Itmceotafa, VAi.'f hu'suta, Engelm. Rough i)ubescent, erect and brandl- 

 ing; leaves oval to oblong, large, entire. Dry soil. 



Suhli(iti,a a/igularis, Pursh. Prairie knolls. 



Sabbat ia cauipestris, Nutt. Very common. 



Asclepias obtusifolia, 3[ichx. Prairies. 



Asclepias steiwphylta, Gray. Prairies. 



Acerates ciridiflm-a. Ell. Leaves usually lance-ovate to lanceolate. 



Acerates longifolia. Ell. Dry soil 



Acerates aunculata, Engelm. Rare. 



Asclepiodora viridis. Gray. Prairies, C(mim<ni. 



Oxybaphux iij/ctarjinoix, Sweet. Thickets. 



OxyhapJbus uhlouy if alius, Graj'. Apparently distinct. High inairio. 



Oxybaplius angustifolius. Sweet. Sulphate flats. 



Alternanthera Achyrahtlia, R. Br. Sulphate flats. 



Eriogonviit lonf/ifoliuni, Nutt. Limestone. 



Ruracr Engditunaii, Ledeb. Sulpiiate flats 



Phofadendrouflatescens, l\\\n. Mostly on Clmus ulata. 



Euphorbia dictyospertiia, F. & M. Common. 



Euphorbia lieterophylla , L. Banks of streams, rare. 



Euphorhia petaloidea, Engelm. Limestone. 



Jatropha Texaiia, Mull. Caddo. 



Stilliugia sylratica, L. Exclusively in prairies on knolls, not uncommon. 



Tragia urticaefolia, iLx. Common. 



Croton glaudulosus, L. Sandy woods. 



Crotou capitatus, Michx. Sulphate flats 



Croton Lindhdmeriaaus Scheele (1852. Xot Torrey in Bot. Bound., nor Dt . Prod.; 

 C. eutrigynus. Gray.). Old fields and roadsides. ap])earing as it introtluced, but also 

 occurring rarely in sulphate flats. Also on M., K. & T. R. R., about 7 miles southwest 

 of Fort Scott, Kansas. 



Crotontnonanthogynus, Michx. Arkansas river. 



Crotonopsis linearis, Michx. Sandy woods. 



