 The gills of the mushroom range from adnate ( squarely attached to the stem ) to slightly decurrent ( running down the length of the stem ) , and crowded close together . Their color is an indigo blue , becoming paler with age or staining green with damage . The stem is 2 – 6 cm ( 0 @.@ 8 – 2 @.@ 4 in ) tall by 1 – 2 @.@ 5 cm ( 0 @.@ 4 – 1 @.@ 0 in ) thick , and the same diameter throughout or sometimes narrowed at base . Its color is indigo blue to silvery- or grayish blue . The interior of the stem is solid and firm initially , but develops a hollow with age . Like the cap , it is initially sticky or slimy to the touch when young , but soon dries out . Its attachment to the cap is usually in a central position , although it may also be off @-@ center . Fruit bodies of L. indigo have no distinguishable odor . 
 The gills of the mushroom range from adnate ( squarely attached to the stem ) to slightly decurrent ( running down the length of the stem ) , and crowded close together . Their color <a href='drop_aux' title='1'><mark>is</mark></a>an indigo blue , becoming paler with age or staining green with damage . The stem <a href='drop_aux' title='2'><mark>is</mark></a>2 – 6 cm ( 0 @.@ 8 – 2 @.@ 4 in ) tall by 1 – 2 @.@ 5 cm ( 0 @.@ 4 – 1 @.@ 0 in ) thick , and the same diameter throughout or sometimes narrowed at base . Its color <a href='drop_aux' title='3'><mark>is</mark></a>indigo blue to silvery- or grayish blue . The interior of the stem <a href='drop_aux' title='4'><mark>is</mark></a>solid and firm initially , but <a href='uninflect' title='5'><mark>develops</mark></a> a hollow with age . Like the cap , it <a href='drop_aux' title='6'><mark>is</mark></a>initially sticky or slimy to the touch when young , but soon <a href='uninflect' title='7'><mark>dries</mark></a> out . Its attachment to the cap <a href='drop_aux' title='8'><mark>is</mark></a>usually in a central position , although it may also be off @-@ center . Fruit bodies of L. indigo <a href='got' title='9'><mark>have</mark></a> no distinguishable odor . 
The gills of the mushroom range from adnate ( squarely attached to da stem ) to slightly decurrent ( runnin downn tdalength of the stem ) , and crowded close together . Their color an indigo blue , becoming paler w/ age or staining green with damage . Thdatem 2 – 6 cm ( 0 @.@ 8 – 2 @.@ 4 in ) tall by 1 – 2 @.@ 5 cm ( 0 @.@ 4 – 1 @.@ 0 in ) thick , and the same diameter throughout or sometimes narrowed at base . Its color indigo blue to silvery- or grayish blue . Thedaterior of the stem solid and firm initially , but develop a hollow wiwitge . Like the cap , it initially sticky or slimy to the touch when young , but soon dry outt . Its attachment to the da usually in a central position , although it may also be offf @-@ center . Fruit bodies of L. indigo got no distinguishable odor .