12.78 Echinocereus rupestris ? 
Flowered April 14 in Texas and still in flower when received, the 
19th; caespitose, stems varying greatly in size, according to age, etc., 
one stem 2 dm. high by 7.5 cm. in diameter; ribs 7 , sspaxaiadxteyxiKtdSLXXXHMM 
trongly tubercled, separated by wide »inns ; areoies bearing no wool except 
on newer tubercles and then very little, dark gray in color; flower 5 cm. 
long; bracts and many sepals bearing white spines with dark brown tips, 
petals about 12, about 2.5 cm. long, changing greatly from whitish at 
base to dark red at tips, obovate; stamens exceedingly numerous, closely 
Clustered around pistil; filaments white £t base to reddish purple near 
anthers; anthers bearing abundance of pollen, burnt umber in color; stigma 
lobes 9, about even with stamens, light green; tube proper 5 
throat about 1 cm. long; filaments attached to throat Its full length 
• j. 1 T * 1 ^ 4 - + T Ti c' • ovarv obovate , circular , anthers 
silken white with light purple tip^, ovary uuuvau , 
mm. 
V. 
