Tho imperfect forms are thoso which are assnmoil to bo genetically velatoil to otlicr i'angl, probably
Ascomycetes, in contratlistiiictiou to the perfect iuugi, which havo an iudepondont lifo-history.
The characteristic features of each of tho twelve groups are bore shown, then tho general classification of
each group is given in its proper connexion.
BASIDIOMYCETES.—Naked spores borne on hasidia. Kocoptacio distinct.
I.—I I y m e n om y c e t k s .—Ilymcuium external.
II.—G a s t k o m y c e t e s .—Ilymenium internal.
ÆCIDIOMYCETES.—Æcidium or clustor-cup Forms a feature of tho life-history.
III.—UuEDiNES.—Recoptaclo none or obsolete.
ASCOMYCETES.—Spores produced in asci or sporo-sacs.
IV.—P y k e n o m y c e t e s .—Receptacles {Perithecia) ilask-shaped or spherical, opening at apex.
V.—D is c o m y c e t e s .—R e c e p ta c l e s {Apothecia) d is c - o r c u p - s h a p e d .
VI.—T u b e r o id e s .—S u b t e r r a n e a n , su b -g lo b o s e , in d é h is c e n t.
IMPERFECT FORMS OF ASCOMYCETES ?—
VI I.—H y p u o m y c e t e s .—Perithecia absent.
VIII.—S i ’irÆ u o p s iD E S .—P e r i th e c i a p r e s e n t.
IX.—S a c c h a r o m y c e t e s .—Multiplication by gemmation a n d ascosporcs.
TRANSITIONAL FORMS.—
N .—U s t il a g in e s .—Miimto, parasitic, usually spores of one kind only.
ALGA-LIKE FORMS.—
^•I.—P h y comy -c e t e s .—Mycelium without septa. Sexual aud asexual reproduction.
ANIMAL-LIKE FORMS.—
XII.—M y x o m y c è t e s .—Plasmodium or naked mass of motile protoplasm formed and hyphæ absent.
GENERAL CLASSIEICATION OE HYMENOMYCETES.
GROUP 1.—HYMENOMYCETES, FRIES.
A r r a n g e m e n t o r O r d e r s ( 6 ) .
Ilymenium or spore-hearing surface normally inferior—
1. A g a r ic a c b a s— I ly m e n iu m s p r e a d o v e r g ills .
2 . P o L Y i’ORACEiE— l ly m c i i iu m s p r e a d o v e r (iih c s o r p o r e s .
3 . llYDNACEAi— I ly m e n iu m s p r e a d o v e r p r ic k le s .
4 . T iiE L E p n o uA C EA i— H ym e u iu in s p r e a d o v e r a n e v e n s u r f a c e .
Ilymenium superior or encircling—
o . CLAVARiACEAi— P l a n t s c h ib s h a p e d o r b r a n c h e d , r a r e ly lo b e d .
G. T r em e l l a c e a s— P l a n t s lo b e d , c o n v o lu te , o r d i s c - lik c ; g e la t in o u s .
O r d e r I.—A g a r i c a c e a ;, F r i e s .
ARRANGEMENT OF G ENER A (5 5 ) .
Section I.—Lcucospor®—Spores ivhite, or nearly so.
Series 1. Ilaplopliyllie—Gills entire at edge.
Sub-section I. Molles—Plants fleshy, more or less firm, putrescent, uot reviving when once dried.
Genera (16)—
1. Amanita, Pcrs.
2. Amanitopsis, Rozo.
3. Lepiota, Pcrs.
4. Schulzeria, Bres.
5. Armillaria, Fries. 9. Mycena, Pcrs.
6. Tricholoina, Fries. 10. Iliatula, Fries.
7. Clitocybe, Fries. 11. Omplialia, Fries.
8. Collybia, Fries. 12. Pleurotus, Fries.
Sub-section 2, Teiiaces—Plants tough and leathery, or hard, reviving when moistened.
Genera (6)—
' 1 9 . Panus, Fries.
20. Xerotus, Fries.
17. Marasmins, Fries.
18. Lentiuus, Fries.
Genus (1)—
23. Schizophyllnm, Fries.
Genera (10)—
24. Motrarla, C. and M.
25. Volvaria, Fries.
26. Amiularia, Schnlz.
Genera (11)—
34. Pholiota, Fries.
35. Loccllinia, Gill.
36. Inoeybe, Fries.
21. Trogia, Fries.
Series 2. SchizophylliG—Gills split at edge.
Section 2. RhodospoviK— Spores rosy or salmon pink.
13. Hygrophoriis, Fries.
14. Lactarius, D.C.
15. Russula, Pers.
16. Caiitharcllus, Pers.
22. Lenzites, Fries.
27. Pluteus, Fries.
28. Entoloma, Fries.
29. Clitopilus, Fries.
30. Leptonia, Fries.
31. Nolanea, Fries.
32. Eccilia, Fries.
33. Claudopus, Smith.
Section 3. Ochrosporæ—Spores ochrey brown or red brown.
37. Ilebeloma, Fries.
38. Flammula, Fries.
39. Naucoria, Fries.
40. Galera, Fries.
41. Tubaria, Smith.
42. Crepidotus, Fries.
43. Cortinarius, Pers.
4 4 . Puxillus, Fries.
Section 4. Mclnuospora!— Spores blackish purple, purplish brown, black, or nearly black.
• Genera (11)—
E 45. Agaricus, Linn. 48. Psilocybe, Fries. 51. Bolbitius, Fries.
i
1 46. Stropharia, Fries. 49. Deconica, Smith. 52. Coprinus, Pers.
f 47. llypholoina, Fries.
I
50. Psathyra, Fries. 53. Panæolus, Fries.
54. Anellaria. Karst.
55. Psatbyrella, Fries.
Total number of species = 552.
B 2