PENIOPHOBA 689 



2. Trama always distinct. Cystidia long, arising from the basal 

 hyphae and more or less similar, narrowly clavate, fusiform, or 

 swollen into a ball at the apex or at the septa, often septate with, 

 or without, clamp connections. The membranes are readily stained 

 by a weak alkaline solution of eosin. Spores subglobose, oboval, 

 or fusiform. 



2331. P. pallidula Bres. ex Bourd. & Galz. (= Gonatobotrys pallidula 

 Bres.) Beit, zur Kennt. der Cort. in Sitzungsber. der k. Akad. 

 d. Wissensch. Wien, Math.-Nat. Kl. Bd. cxvi (1907), 827, and 

 reprint 89, text-fig. 12, as Gloeocystidium oleosum von Hoehn. 

 & Litsch. Pallidula, palish. 



R. 1-6 cm., pallid, yellowish cream colour, or clay, regularly effused, 

 or interrupted, Hypochnus-like ; margin similar, rarely pruinose. Hy- 

 menium concolorous, pubescent, often granular, unequal. Flesh pale, 

 filamentous, very thin. Spores white, oval, or subglobose, apiculate 

 at the base, 4-6 x 3-4 /z, often with a large central gutta; basidia 

 12-21 x 4jM, with 2-4-sterigmata, 3-4/z, long. Cystidia cylindrical, 

 40-120 x 4-6ju, 1-4-septate, often constricted at the septa, or 

 swollen, often incrusted. Hyphae thin walled, 2-4ju, in diam., with 

 scattered clamp connections. Rotten wood, dead branches, and 

 fallen leaves. Oct. March. Common, (v.v.) 



2332. P. detritica Bourd. Trans. Brit. Myc. Soc. vi, text-figs, p. 319. 



Detritica, worn down. 



R. 1-2 cm., pure white, effused, with scattered granules suggesting 

 a Grandinia. Hymenium concolorous, not continuous, appearing 

 farinaceous under a lens. Flesh very thin, floccose, membranaceous. 

 Spores white, broadly elliptical, or obovate, 5-6 x 4jn, 1-guttulate; 

 basidia 12-15-24 x 4-4-5/i, with 2-4-sterigmata, 3-4^, long. Cystidia 

 cylindrical, or narrowly club-shaped, apex obtuse, 70-90 x 5-6 /z, 

 smooth, thin walled. Hyphae 2-4/x in diam., thin walled, septate, 

 with clamp connections. Rotten wood. Feb. Rare. 



2333. P. sphaerospora von Hoehn. & Litsch. Beit, zur Kennt. der 

 Cort. in Sitzungsber. der k. Akad. d. Wissensch, Wien, Math.- 

 Nat. Kl. Bd. cxv (1906), 1600, and reprint 52, text-fig. 5. 



(r<f>alpa, a ball; cnropd, seed. 



R. 1-5 cm., chalk white, broadly effused, firmly attached to the sub- 

 stratum, -15--30 mm. thick. Hymenium concolorous, smooth, or 

 papillate, waxy when fresh, not cracked when dry; margin indeter- 

 minate. Flesh concolorous, membranaceous, thin. Spores hyaline, 

 globose, apiculate, 4-7 p,, smooth, 1-guttulate; basidia clavate, 25- 

 35 x 6-8 /A, with 4 long, subulate sterigmata. Cystidia abundant, 

 cylindrical, apex usually narrowed, 35-85 x 5-8/z, thin walled, pro- 

 jecting 10-40^1 above the hymenium. Hyphae 4-5 ft in diam., smooth, 

 K. B. B. 44 



