complicated with sinuous lacunae, ending at the surface. Asci
elliptic. Sporidia globose.
1. cerebriformis, Tul.; B. and Br. I.e.
371. SPHiEEOSOMA, Kl.
Common integument altogether wanting. Hymenium exposed,
even or rugose, solid or lacunose. Asci linear. Sporidia
spherical.
1. ostiolatum, Tul.; Ann, Nat. Hist, xviii. p. 79.
273. BALSAMIA, Vitt.
Common integument warty. Hymenium complicated with
distinct lacunae not leading to the surface. Sporidia cylindrical
or oblongo-elliptic, even, pellucid.
1. platyspora, B. and Br. (no. 318).
273. GENEA, Vitt.
Common integument warty, with an aperture at the apex.
Hymenium waved and sinuated, but not forming an intricate
mass. Asci cylindrical. Sporidia globose.
1. verrucosa, Vitt.; Ann. Nat. Hist, xviii. 78.
3. Klotzschii, B. and Br. I. c.
3. papillosa, Vitt. I.e. p. 76.
374. ELAPHOMYCES, Nees.
Common integument thick, hard. Asci globose or obovate.
Sporidia consisting of several concentric utricles. Internal
mass of Fungus at length dusty.
1. antliracinus, Vitt. (no. 81).
3. variegatus, Vitt. (no. 212, B. muricatus). (Plate 33, fig. 3.)
3. granulatus, Fr. (no. 311).
Receptacle more or less coriaceous or carbonaceous. Disc at
length exposed by the regular or irregular fissure of the outer
coat.
275. PHACIDIUM, Fr.
Perithecium bursting irregularly in the centre, by valvular
teeth.
1. Pini, Schm. On pine-brancbes.
3. carbonaceum, Pr. On willow.
3. Vaccinii, Pr. On Vacc. Vitis-idcea.
4. coronatuin, Pr. (no. 58). On dead oak-leaves.
5. dentatum, Pr. On dead oak-leaves.
6. llubi, Pr. (no. 586). On dead bramble-stems.
7. repandum, Pr. On various living herbs.
376. HETEBCSPH.a!EIA, Grev.
Perithecium globoso-depressed, thin, black, at length open
ahove and irregularly torn. Disc thick, placentaeform.
1. patella, Grev. t. 103. On dead herbaceous stems.
377. RHYTISMA, Fr.
Perithecia forming a confluent mass, opening by flexuous
fissures.
1. maximum, Pr.; Sow. t. 356. On willow.
3. Andromedae, Pr. On Andromeda polifoUa.
3. salicinum, Pr.; Grev. t. 118./. 2. On willow-leaves.
4. acerinum, Pr; Grev. t. 118./. 1. On sycamore- and maple-leaves.
5. punctatum, Pr. On sycamore-leaves.
6. Urticae, Pr. On dead nettle-stems.
278. TBIBLIDIUM, Reb.
Perithecium labiate, splitting from the centre towards the
circumference.
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