3 2 * 



PART IV. -VEGETABLE TAXONOMY. 



In this species a portion of the velum remains as a ring or 

 annulus on the stalk. See Fig. 525, A, B and C. 



Figs. 526 to 534, illustrate various species of the higher 

 Fungi. 



Fig. 525.— Agaricus compestris. A, two sporocarps, one of them, b, quite young, 

 and still enclosed in its membrane, the other fully matured ; a, the "gills" or hymenium ; 

 n, the annulus. ' Somewhat reduced. 



B, young sporocarps, s, s, of the same species, showing how they originate from the 

 .mycelium, m. 



C, A small portion of one side of one of the gills of the same fungus, showing basidia 

 b, and sterigmata, <{. Magnified about 325 diameters. 



Figs. 526 to 533. — Fungi of various kinds. 



Fig. 526. — Cyathus, one of the Nidularieae or Bird's-nest Fungi, slightly enlarged. 



Fig. 527. — Geaster", or Earth-star, nearly natural size. 



Fig. 528. — Morchella esculenta, one of the Discomycetes. 



Fig. 529. — Portion of Clavaria rugosa, one of the Hymenomycetes. 



Fig. 530. — Hydnum repandum, one of the Hymenomycetes, about two-thirds natural 



Fig. 531. — Boletus edulis, one of the Polyporeae, about half natural size. 

 Fig. 532.— Agaricus muscarius, the Fly Agaric, about two-thirds natural size. 

 Fig. 533.- Marasmus oreades, about two-thirds natural size. 



