276 AGARICUS. 



Naucoria. I. GvMNOTi. Pileus smooth. Veil none, &c. 



* Gills free or slightly adnexed. 



615. A. lugubris Fr. Pileus 5-7.5 cent. (2-3 in.) broad, pallid 

 when young", then ferruginous, and at length almost date-brown, 

 fleshy, campanulate, then expanded, gibbous, even, smooth ; flesh 

 white. Stem 7.5-10 cent. (3-4 in.) long, 6-10 mm. (3-5 lin.) thick, 

 rooted, with a long attenuated fusiform root, sttiffed with a white 

 spongy pith ; externally remarkably cartilaginous, rigid, smooth, 

 pallid upwards and when young, becoming ferruginous down- 

 wards and when older. Gills quite free, ventricose, but very broad 

 behind, 12 mm. (}4 in.) and more broad, crowded, pallid then 



ferruginous, edge for the most part serrated. 



Spores pallid then ferruginous. Veil quite awanting. Often caespitose. A 

 remarkable form has occurred with the pileus bullate and undulated, date- 

 brown on the disc, tenaciously viscid, and the stem short, 5 cent. (2 in.) 



In a mountain fir wood. Coed Coch. Autumn. 



Spores very irregular, 5-7 mk. subglobose, B. & Br. ; pruniform, rugu- 

 lose, 10 mk. Q. Name l-ugeo, to mourn. Sombre. Fr. Monogr. i. p. 364. 

 Hym. Eur. p. 253. Icon. t. 121. f. i. B. & Br. n. 1945 bis. 



616. A. hamadryas Fr. Pileus 4-5 cent. (1^-2 in.) broad, 

 bay-brown-ferruginous when young and moist, pale yellowish when 

 old and becoming pale, slightly fleshy, convex then expanded, 

 gibbous, even, smooth. Stem 5-7.5 cent. (2-3 in.) long, 6 mm. (3 

 lin.) thick, somewhat fragile, hollow, equal, naked, smooth, pallid. 

 Gills attenuato-adnexed, somewhat free, slightly ventricose, almost 

 4 mm. (2 lin.) broad, crowded, ferruginous, opaque. 



Veil none. Widely removed from neighbouring species. Pileus somewhat 

 separate as in Plutei. 



On the ground in woods. Brandon. 



Name 'A/u.aSpuas, a nymph whose life was bound up with that of her tree. 

 Fr. Monogr. \. p. 366. Hym. Eur. p. 254. Icon. t. 121. /. 3. B. & Br. n. 

 1870. 



617. A. cidaris Fr. Pileus scarcely 2.5 cent, (i in.) broad, but 

 when flattened as much as 5 cent (2 in.), clay-cinnamon when 

 moist, tan when dry, slightly fleshy at the disc, membranaceous 

 round the undulated (scarcely inflexed) margin, conical then cam- 

 panulate, even, smooth, slightly striate at the margin when moist; 

 flesh scissile, white when dry. Stem 4 cent, (i X in-) r little more 

 long, fistulose, attenuated from the apex to the base (at the base 2 

 mm., i lin., at the apex 4 mm., 2 lin., thick), somewhat compressed, 



