28 OCTAVIANIA. HYDNANGItTM 



becoming mucilaginous, with a distinct sterile base. Spores coloured, 

 globose, or broadly elliptical, echinulate, or verrucose. Subterranean, 

 or superficial. 



23. 0. asterosperma Vitt. Boud. Icon. t. 191. 



aa-rrjp, a star; <nrep/j,a, seed. 



Pe. 1-3 cm., whitish, then greyish fuliginous, becoming greenish blue 

 when rubbed, or exposed to the air, subglobose or irregular, covered 

 with a tomentum that breaks up into floccose, flattened warts. Walls 

 of the rounded cavities of the gleba white, becoming greenish blue when 

 rubbed. Spores brownish purple in the mass, echinulate, globose, 

 15 18/A. Smell pleasant. Branches and leaves underground, or 

 partially exposed. Oct. Bare. 



24. 0. Stephensii (Berk.) Tul. Tul. Fung. Hypog. t. 21, fig. 6. 



H. 0. Stephens. 



Pe. 2-3 cm., rufous, irregular, oblong; base rugoso-plicate, cribrous, 

 furnished with a branched, fibrous root. Gleba white, yielding when 

 cut a white milky fluid, which becomes red when exposed to the air then 

 yellowish, cells minute. Spores pale brown, echinulate, globose, 

 11-14: p. Smell unpleasant, "like that of Lactarius theiogalus" Berk. 

 Underground, or half buried. Aug. Dec. Rare. 



25. 0. compacta Tul. Tul. Fung. Hypog. t. 11, fig. 3. 



Compacta, dense. 



Pe. 6-20 mm., white, globose, or irregular, minutely cottony, fur- 

 nished with a dense mass of white mycelium. Gleba pinkish, or 

 yellowish, cells minute, globose, or irregularly oblong. Spores pale 

 yellow, becoming brighter, very minutely verruculose, globose, 

 5 6 JJL. Gregarious. Underground, or half buried. Oct. Nov. Rare. 



Hydnangium Wallr. 

 (vSvov, truffle; dyyeiov, a vessel.) 



Peridium oblong, or roundish, not separable from the gleba. Gleba 

 cells arising from the peridium, empty at first, tramal plates not 

 splitting; sterile base absent. Basidia with 1^-sterigmata, cystidia 

 present. Spores ochraceous, globose, or elliptic-oblong, echinulate. 

 Subterranean, or superficial. 



26. H. carotaecolor B. & Br. Berk. Outl. Brit. Fung. t. 20, fig. 1. 



Car ota, carrot; color, colour. 



Pe. 1-5-3 cm., pale orange red, or carrot colour, staining paper lemon 

 colour, oblong, or roundish, rootless, rugulose, slightly tomentose. 

 Gleba orange, cells minute, irregular. Spores pale ochraceous, coarsely 



