626 256. Pratel. 11. HYMENOTHECE. Pl. cell. aph. 
C. PrateELLIpER. Volva 0; stem central; collar distinct 
or 0; cap orbicular, fleshy or membranaceous; texture 
fibrous; hymenium lamellar; gills separable from the cap, 
becoming black, watery or powdery; thece single, in pairs 
or four together. 
“ 
XIV. 256. PRATELLA. Persoon. Mushroom. 
Stem collared; collar distinct ; cap thick, fleshy, smooth, 
persistent; gills clouded becoming black, or uniform 
watery becoming darker; sporidia single, scattered.— Flesh 
wholesome. 
a. Cap fleshy ; stem with a collar. . 
1. Pratella edulis. Eatable mushroom. 
Thalli gregarious, large; stem long, bulbous; collar ma- 
nifest; cap snow-white, smooth, or very slightly scaly ; 
gills red. 
Fungus campestre albus superne, inferne rubens, Radi Syn. 2, 1. 
Fungus minor pileolo lato, superne candido, lamellis subtus creberrimis 
pallide rubentibus seu incarnati coloris, Rati Syn. 3, 8. 
Agaricus edulis, Bull. Herb. 5143; Persoon Syn. AlS. 
Agaricus arvensis, Scheff. Fung. 310. 
Mushroom. : 
In parks and pastures, also cultivated. 
Flesh of the cap delicately flavoured; used in cookery, 
either eaten by itself, or dried and powdered as a sauce. 
2. Pratella campestris. 3 Field mushroom. 
Stem short; collar incomplete; cap fleshy, flattish, with 
red scales; gills reddish-brown. 
Agaricus campestris, Lin. S. P. 1614; Scheff. Fung. 33; Withering 
Arr. 4, 266, var. 23; Persoon Syn. 418. 
In fields and hilly pastures. 
6. vaporaria. Thallus large; stem tuberous, scaly; cap 
convex, hairy or scaly, reddish-brown; gil/s brown. 
On hot-beds; also cultivated. 
Cap very broad, sometimes 9 inches or more across. 
3. Pratella eruginosa. Coppery mushroom. 
Stem scaly; collar fugacious; cap fleshy, glutinous, cop- 
pery; when dry yellowish; gil/s flat, annexed, purple va- 
riegated with brown. 
