10.330 
Echinocactus hexaedrophorus Lem. 
Plant flowered May 1, 1912; plant 8.5 cm. high by 10 cm. in diameter, 
globate; tubercles glaucous, irregularly hexaedros, 1.5 to 2 cm. thick; 
areoles a vertical slit about 1 cm. long and 2 to 3 mm. wide, on newer 
growth bearing small amount of fine whitish wool, which probably soon dries 
up of falls off, also bearing 4 spines, all radial, 2 cm. or less long, 
stout and sharp, diverging oppositely, two verticaliy: and two lateralis, 
this latter pair having longest spines; spines varying in color, some light 
cream gray, some dark with brown or reddish outer portion and with white 
tips; flowers in center, 3 cm. or less long, 2 cm. wide at base, opens to 
about 4 cm. in diameter; bracts green to brownish green; sepals brownish 
green to brownish purple, petals spatulate, purplish pink below to light 
creamy white at tips; ovary globate, circular, about 2inm. deep; no tube 
proper, throat nearly 1 cm. long, wide at mouth; stamens about 1 cm. long. 
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