§ 9 4 THE AGARICACEAE OF MICHIGAN 



tance by the back surface, the other portion extending out like 

 a shelf. 



RETICULATE, (of pileus or stem), marked by lines, veins or 



ridges which cross one another as in a net. 

 REVIVING, said of a fruit-body which shrivels in dry weather and 



takes on its natural shape when wet. 

 REVOLUTE, (of margin of pileus), rolled back or up. 

 RHIZOIDS, radiating hyphae extending into substratum from base 



of stem. 



RHIZOMORPHS, visible strands or cords of compacted mycelium, 

 often dark colored, penetrating a soft substratum or between por- 

 tions of it, as between bark and wood, etc. 



RIMOSE, (of pileus), cracked. 



RIND, same as cortex. 



RING, same as annulus. 



RIVULOSE, (of pileus and stem), marked with lines like a river- 

 system on a map. 



ROOTING, (of stem), an attenuated prolongation into the soil or 

 substratum. 



ROUND-BULBOUS, of a bulb not marginate. 



RUFESCENT, (color), becoming reddish. 



RUFOUS, (color), reddish, dull rod. 



RUGOSE, coarsely wrinkled. 



RUGULOSE, finely wrinkled. 



SACCATE, (of cystidia), shape of a meal-bag 



SANGUINEOUS, (color), blood-red. 



SAPROPHYTE, a plant which lives on dead vegetable or animal 

 matter. 



SCABROUS, (of pileus), rough witli short, rigid projections. 



! <^ALES, applied to various decorations on the pileus and stem- 

 torn portions of the cuticle or of the universal veil or of the volva- 

 they may be membranous, fibrillose, hairy, floccose, hard, erect,' 

 flat, patch-like, etc. ; often an important feature for identification 



SCALY, provided with scales. 



SCLEROTIA resting-bodies of small size, composed of a hardened 



SO ^r^^ r m WMch fruit - bodies ™y develop. 

 SCLSSILE, (of flesh of pileus), capable of being pulled into hori- 

 zontal layers; this condition is most marked in a hygrophanous 



SECEDE (of gills), when at first attached to stem, i. e. adnate or 



adnexed, but separating from it later 

 SECONDARY SPORES, not borne on basidia; conidia, chlamy- 



