Box— Vol. I.] HARKNESS—CALIFORNIAN HYPOGyEI. 279 



loi. Terfeziopsis lignaria, gen. et sp. nov. 



Plate XLIV, Figs. 2T)a-2y. 



Subglobose, irregular, 1.5 cm. in diam., brown, smooth; gleba white; asci 

 globose or ellipsoidal, 35x45 m, briefly stipitate, 4-spored, spores globose or 

 ovoid, echinate, 15 /z in diam. 



Type, No. 206, Harkness Coll. 



Among oaks in sandy pasture, Auburn, Placer County, 

 Calif., June. 



The spore is armed with delicate spines. In each in- 

 stance the spine being hooked or recurved near the terminus, 

 as is shown in fig. 23c. The same figure represents an 

 ascus with spore in situ. 



Endogone Link. 



Endogone Link, Diss. I, p. 33; Fries, Syst. Myc, Vol. II, p. 295. 



Hypogaeous. Flocci collected into a globose, spongy mass. Vesicles 

 globose, solitary, or collected in little fascicles at the ends of the branches. 

 (Berk. Outlines Brit. Fung., p. 409.) 



102. Endogone macrocarpa Tul. 



Endogone macrocarpa Tul., Fungi Hypo., p. 182, Plate XX, Fig. r. 

 Glomus macrocarpus Tul., Giorn. Bot. Ital., Ann. I, Vol. II, part i, p. 63. 

 Endogone pisiformis Berk., Ann. & Mag. Nat. Hist., ist Sen, Tome XVIII, 

 1846, p. 81. 



Subamorpha, sordide grisea lutea auratave; peridio tenuissimo vel obso- 

 leto; sporangiis crassissimis. 



No. 99, Harkness Coll. 



Under Libocedrus decurrens, Towles, Placer County, 

 Sierra Nevada mountains, Calif., at an elevation of nearly 

 5,000 feet, July. 



103. Endogone microcarpa Ttil. 



Endogone microcarpa Tul., Fungi. Hypo., p. 182, Plate XX, fig. 2. 

 Glomus microcarpus Tul., Giorn. Bot. Ital., Ann. I, Vol. II, part i, p. 63. 



Globosa, regularis, Candida, intus vero luteola; sporangiis exiguis. 



No. 237, Harkness Coll. 



In forest, Mill Valley, Marin County, Calif., February. 



