24 PHALLUS. HYSTERANGIUM 



reticulated externally. Spores pale yellowish, oblong, 3-5 x 2/u,. 

 Smell strong, very foetid. Woods, plantations, and gardens, especi- 

 ally under conifers. May Nov. Common, (v.v.) 



var. togatus (Kalchbr.) Cost. & Duf. Togatus, cloaked. 



Differs from the type in having a white, reticulately pierced, pendant 

 veil, attached to the base of the pileus. Woods. Sept. Oct. Rare. 



var. iosmos (Berk.) Cke. Curt. Brit. Ent. x, t. 469. 



tov, violet; 007x77, scent. 



Differs from the type in its pale reddish grey colour, the strongly 

 toothed borders of the reticulations on the conical pileus and the sweet 

 smell of violets when fresh. Sandhills. Rare. 



7. P. imperialis Schulz. Kalchbr. Icon. t. 40, fig. 1. 



Imperialis, imperial. 



Volva 2-5-7 cm., pink on the outside, white inside, pear-shaped, 

 splitting at the apex into several lobes, springing at the base from a 

 pinkish, or pale blue, cord-like mycelium. Receptacle white, slightly 

 pinkish at the extreme base, 10-25 x 2-3 cm., cylindrical, attenuated 

 at both ends, hollow, cellular. Pileus 3-5 cm. long, white, at first 

 covered with dark green mucus, campanulate, attached at the apex 

 by a broad, circular disc which often becomes yellowish and crenate, 

 reticulated on the outside. Spores hyaline, 3-4 x 1-5-2//,. Smell 

 pleasant, like that of Glycyrrhiza (Liquorice). Micaceous sandy soil. 

 Oct. Rare, (v.v.) 



HYMENOGASTRINEAE. 



Peridium globose, consisting of one layer, indehiscent. Gleba 

 formed of cells lined by the hymenium. Cystidia often present. 



H YSTER ANGI ACE AE . 



Gleba cells radially arranged on the sterile basal hyphae. Spores 

 olivaceous, oblong, or oblong elliptical. Subterranean. 



Hysterangium Vitt. 



(va-repa, the womb; dyyeiov, a vessel.) 



Peridium globose, separating from the gleba at maturity. Gleba 

 cartilaginous, or mucilaginous, cells at first empty. Basidia some- 

 times bearing eight spores. Spores olivaceous, oblong, or oblong 

 elliptical. Subterranean. 



