Carpophore of some Agaricaceae . 
689 
Bibliography. 
1. De Bary, A.: Morphologie und Physiologie der Pilze, Flechten und Myxomyceten, Leipzig, 
1866. 
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Leipzig, 1884. 
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EXPLANATION OF FIGURES IN PLATE LII. 
Illustrating Mr. Beer’s paper on the Carpophore of some Agaricaceae. 
All the figures are from untouched photographs taken by the author. 
Figs. 1-8 represent Hypholoma fascicularis (Huds.). 
Fig. 1. Three very young carpophores with tissues still undifferentiated, x 41. 
Fig. 2. Differentiation of rudiment of pileus. x 41. 
Fig. 3. Further differentiation of pileus and commencement of differentiation of hymenial rudi¬ 
ment. x 46. 
Fig. 4. Loosening of hyphae below the hymenial rudiment to form gill cavity, x 44. 
Fig. 5. Early stage in development of gill cavity, x 45. 
Fig. 6. Broadening of pileus and further development of gill cavity, x 45. 
Fig. 7. Gill cavity further enlarged. Universal and marginal veils shown clearly, x 42, 
Fig. 8. Later stage of development. Formation of gills, x 44. 
Figs. 9-12 represent Clitocybe laccatus (Scop.). 
Fig. 9. Differentiation of pileus. x 45. 
Fig 10. Differentiation of hymenial rudiment, x 45. 
Fig. 11. Hymenial layer exposed by lateral expansion of the pileus. x 43. 
Fig. 12. Older stage, x 43. 
Figs. 13-17 represent Armillaria mellea (Vahl.). 
Fig. 13. Differentiation of hymenial rudiment, x 41. 
Fig. 14. Differentiation of pileus. x 41. 
Fig. 15. First indication of formation of gill cavity, x 41. 
Fig. 16. Older stage, x 41. 
Fig. 17. Development of gills, x 43. 
