100 JTBOBOT. 



long, leaves minute 2 or 3 lines long, flowers 

 very small, green but lobes white, 



994. APLARINA ? MICROPHYLA R. prostrate 

 smooth, steins terete ramose, leaves on short 

 petiols rounded subcordate obliqual entire ob- 

 tuse or retuse; flowers solitary pedicelate in 

 Louisiana and Texas, same size, but leaves very 

 minute only one line long, flowers few and so 

 minute that I cannot avalyze them, they are ap- 

 parently campanulate 41obe and male, no*' cap- 

 sule being visible. 



995. SYNEXEMFA CTJNEIFOLIA Raf. stems erect 

 simple, leaves petiolate adpressed cuneate acute, 

 stipules subulate ; flowers extra-axilary solitary 

 or geminate pedunculate Louisiana and Ar- 

 kanzas, stems humble 2 to 4 inches high, leaves 

 3 lines long, flowers minute. For my G. Sy- 

 nexemia 1825 (Mascalanthus Nut. 1834) exe 

 my Neogenyton and fl. tellur. 1191, 



990. ARKEZOSTIS Raf. Cucurbitacea 

 near Melothria, , diff. fl. hermaphr. and male, 

 minute campanulate 5fid, ovary oblong constric- 

 ted above,style with single stigma trilobe almost 

 coadunate with 3 stamens monadelphous and 

 syngenese covering it. Male fl. still smaller, 

 stamens subsessile. Berry oblong trilocular 

 trisperme ! Habit of Melothria, but flowers 

 and berries subsessile. A distinct G. probably 

 blended in our Melothria chiefly different by 3 

 seeded berries sessile. It was once sent me by 

 Or. Short as the Boykinia trispora of Wray 

 and Nuttal, but my Thcrofon (see 902T) is the 

 only Boykinia published by Nuttal. My name 

 was a classical one of Bryonia. 



997. ARKEZOSTIS QtJT\aiJE*LOBA R. scandent 

 roughish, stem striate, leaves petiolate cordate 

 olobed, sinusses obtuse, lobes ovate acute re- 



