margin in the British specimens is subfimbriate, resembling H. petiolorum, Rob., to which, indeed, it is closely allied.

Name-Renes, the kidneys, anóроç, a seed; from the shape of the sporidia.

Nescliff, near Shrewsbury!

E.

SPORIDIA CYLINDRICAL.

(a) On dead wood.

47. Hymenoscypha sordida. (Fckl.)

Gregarious, stipitate, glabrous, dirty white, patelliform, marginate, margin becoming crisped and lacerated, involute; stem firm; hymenium becoming reddish; asci cylindraceo-clavate; sporidia 8, cylindrical, curved, hyaline, 6-10 × 1—2μ.

Pezizella sordida-Fckl., "Symb. Myco.," p. 299. "Scott. Nat.," vi. 163.

Exs.-Fckl., "F. Rh.," No. 2078.
On broome, Rosa canina (Fckl.).

Cuptoa line broad, thin, when moist soft; stem very short.

Name Sordidus, dirty; dingy in colour.
Forres, N.B.! (Rev. Dr. Keith).

(b) On root-fibres.

48. Hymenoscypha rhizophila. (Fckl.)

Cup stipitate, at first infundibuliform, then plane, immarginate, whitish furfuraceous; hymenium vitelline; stem rather long; asci linear, attenuated at each end; sporidia 8, cylindrical, straight, hyaline, 12 × 2u.

Helotium rhizophilum (Fckl.)-Cooke, “Handbk.,' No. 2155; Gill., “ Champ.,” p. 156. Ciboria rhizophila— Fckl., "Symb. Myco.," p. 312.

Exs.-Fckl., "F. Rh.,” No. 1598.
On rhizomes of grass. May.
Cup 1 to 14 lines broad.

Name-pila, a root, píλos, loving; found on roots.
Shere, Surrey (Dr. Capron).

(c) On carex stems.

49. Hymenoscypha eburnea. (Rob.)

Cup hemispherical, ivory-white, margin denticulate, subpruinose; stem short, incurved; asci cylindraceoclavate; sporidia 8, narrowly cylindrical, curved, 5 × 1μ. Peziza eburnea-Rob. in Desm., "Crypt. Fr.," ed. i. No. 2004, ed. ii. No. 1604; Desm., " Ann. Sc. Nat.," 1851, vol. xvi. 323. Helotium eburneum-Gill., " Champ.," p. 160.

Exs.-Desm., "Crypt. Fr.,” l. c.

On Carex Pendula. Autumn and winter.

Cup 400μ broad; stem 200μ long; scattered or gregarious; glabrous except the margin, which is slightly pruinose. M. Roberge found it on Holcus and Dactylis. Name Eburneus, made of ivory. Forres, N.B.! (Rev. Dr. Keith).

(d) On Fruit.

50. Hymenoscypha cacalia. (Pers.)

Cup turbinate or subhemispherical, brownish, glabrous, firm, mouth subconnivent, paler; stem rather long, slightly thickened; asci subcylindrical; sporidia 8, narrowly cylindrical, somewhat curved, 8 x 1μ.

Peziza cacalia-Pers., "Myco. Eur.," p. 285; Fries, Sys. Myco.," ii. p. 122; Fckl., “Symb. Myco.," p. 307 B. and Br., "Ann. Nat. Hist.," No. 569; Cooke, "Handbk.," No. 2090. Phialea cacalia-Gill., "Champ.," p. 104.

Exs.-Fckl., " F. Rh.," 2283; Berk. in Kew Herb. On seed-vessels of the common stock, and herbaceous stems.

Cup about 500μ broad; stem about 300μ long, but sometimes nearly absent.

The dimensions of sporidia given above are from Fuckel

L

Name-Cacalia, an herb; from its habitat.
Guernsey, in Herb. Berk. !

GENUS IV.-CHLOROSPLENIUM.

Scan.," p. 356.

Fries, "Summa Veg.

Cup stipitate, concave or plane, glabrous, waxy, tough; æruginous green or olivaceous. (Plate V. fig. 28.) Name-xλwpós, green, σπλǹν, the spleen; from the

colour.

Readily distinguished by their dark colour, olivaceous or verdigris-green. They are often irregular in form, and the margin often repand. C. aeruginosus stains the wood on which it grows with its green mycelium.

A. SPORIDIA ELLIPTIC.

1. Chlorosplenium versiforme. (Pers.)

Gregarious, stipitate or subsessile; cup concave, becoming plane or convex, difformed or contorted; hymenium yellowish olive or fuliginous brown; stem slender, often absent; asci cylindrical; sporidia 8, elliptic, 8 × 4μ; paraphyses filiform, slender.

Peziza versiformis-Pers., "Icon. et Descr.," p. 25, t. 7, f. 7; "Syn. Fung.," p. 647; " Myco. Eur.," p. 243; A. and S., p. 314 (b. livida); Fries, "Sys. Myco.," ii. p. 131; Karst., "Mon. Pez.," p. 141. Helotium versiforme -Berk., "Outl.," p. 372, t. 2, f. 6; Cooke, “Handbk.,” No. 2152; Gill.," Champ.," p. 158. Chlorosplenium versiforme-De Not., "Disc.," p. 22; Karst., "Myco. Fenn.," p. 102. Peziza bulgarioides-Rabh., Hedw.," 1870, p. 136.

66

Exs.-Rabh., "Fung. Eur.," 1008, 1311; Berk., "Brit. Fung.," 274; Thum., "Mycoth. Univ.," 217; Berk., 274; Ellis, "N. A. Fungi," 988.

On fir-cones and ash-stumps.

Cup 5 lines broad; entire height about the same.
Name-Verto, to turn, forma, shape; variable in

form.

Apethorpe ! (Rev. M. J. Berkeley).

B. SPORIDIA FUSIFORM.

2. Chlorosplenium æruginosum. (“Flo. Dan.”) Cup shortly stipitate or sessile, head turbinate, then expanded, subflexuose, verdigris-green; hymenium paler; stem short, rather stout; asci cylindraceo-clavate; sporidia 8, fusiform, 10-14 × 3·5—45μ; paraphyses filiform, slender. (Plate V. fig. 28.)

Peziza aeruginosa " Flo. Dan.," t. 1260, f. 1; Pers., "Syn. Fung," p. 617; and "Myco. Eur.," i. p. 219; Fries, Sys. Myco.," ii. p. 130; "Eng. Flo.," v. p. 202; "Grev.," t. 241; Sow., 347; "Flo. Dan.," 534, 1260, f. 1; Nyl., "Pez. Fenn.," p. 41; Karst., "Mon. Pez.," 142. Helotium aruginosum-Fries, "Summa Veg. Scan.," p. 353; Fckl., "Symb. Myco.," p. 314; Cooke, "Handbk.," No. 2131; Berk., "Outl.," 372; Gill., "Champ.," p. 151, c. i. Chlorosplenium æruginosum-Tul., "Select. Fung. Carp.," iii. p. 187.

Exs.-Berk., No. 281; Karst., Nos. 151, 459; Rav., v. No. 40; Fckl., "F. Rh.," 1158; Phil., "Elv. Brit.," No. 86; Ellis, "N. A. Fung.," 987; Roumg., "Fung. Gal.," 1858; Cooke, "Fung. Brit.," ed. ii. 389.

On fallen oak branches, staining the wood on which it grows, for a considerable depth, of a deep verdigrisgreen, the wood so stained being employed as "green oak" in the manufacture of Tunbridge ware. The fully developed cups are much more rare than the green mycelioid state.

The cups are to 2 lines broad; the stem is very variable in length, and often carries more than one cup. The margin is often lobed, though generally regular. Name-Erugo, verdigris; from the colour. Woods near Ludlow !

GENUS V.-BELONIDIUM. Mont. and Dur., "Flo. Alger."

Cup sessile or shortly stipitate, cyathiform or infundibuliform, mouth compressed when dry; cells of the excipulum elongate; texture firm; somewhat waxy; asci 8-spored, paraphyses filiform; sporidia terete, obtuse or acute at the ends, septate, hyaline. (Plate V. fig. 29.) Name-Beloviç, a little needle; from the shape of the

sporidia.

Growing on wood

species 1, 2

1.

Growing on herbaceous stems

(Hymenium pallid-white, substipitate Hymenium pallid-ochraceous, sessile

(Hymenium dingy-black, externally brown..

2. Hymenium pallid or whitish

Hymenium pallid or testaceous

Externally brown; sporidia fusiform, 3-septate

3. Externally blackish; sporidia multiseptate Externally horn-colour; sporidia filiform

minutissimum.

2

ventosum.
lacustre.

3

culmicolum.

pullum.
excelsius.

filisporum.

1. Belonidium culmicolum. (Desm.)

Cup cyathiform or almost campanulate, pallid or rosy white; the mouth, when dry, contracted, plicate, nearly closed; hymenium pallid or testaceous, or rosy; stem very short, stout, or absent; asci cylindraceo-clavate; sporidia 8, fusiform, straight or curved, 3-septate, 2328 x 3-4μ; paraphyses filiform, sometimes enlarged slightly at the apices. (Plate V. fig. 29.)

Peziza culmicola-Desm., "Ann. Sc. Nat.," 1836, p 243. Belonidium vexatum-De Not., "Disc.," p. 26