G110 



SAND DROPSEED 



Sporo'bolus cryptan'drus 



Flower head (panicle) partly enclosed 

 m the topmost leaf sheath, spreading 

 above, lead-colored or purplish, 3 to 14 

 in. long 



Individual flower groups (spikelets) ' 

 1-flowered 



"Seed" free from the flower bracts 

 (lemma and palea) and loosely enclosed 

 in the outer "seed" coat (pericarp) 



Flower bracts (lemma and palea) thin, 

 firm, hairless, nearly equal, 1-veined, 

 lacking bristles (awns) 'and basal hairs 



Lowest (2) spikelet bracts (glumes) 

 very unequal, sharp-pointed, harsh on 

 the keel; 2d glume about as long as 

 flower bracts 



Stalks (culms) tufted, smooth, solid, 

 leafy, \% to 3% ft. high 



Leaves up to 12 in. long, flat; sheaths 

 densely bearded at the throat, the 

 upper ones somewhat overlapping 



Roots perennial, fibrous; rootetocks 

 lacking 



