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proliferous, collapsing atiove, attaclied to radiating fibres. Secondary
peridia ascigerous. Asci cylindrical.
1, Lonicera!, ; Grev. I. 191 (no. 661, wilh a JUj). On living
leaves of honeysuckle.
3. Linnea;, li. On living leaves of Linnea.
311. SPHIEBOTHECA, Lè v .
Mycelium araclinoid. Perithecia globose, containing a single
globose ascus. Ajipcndages numerous, fioccose.
1. palmosa, Le». ; Gre». ¿. 1 6 4 ./. 2. On rose-leaves.
3. Castagnei, Le». On hops. The common Hop-Milile«’.
313. PHYLLACTINIA, L è v .
Parasitic. Perithecia hemispherical, at length depressed,
seated on a persistent or evanescent membranaceo-granular
receptacle. Appendages straight, rigid, acicular, at length
bent back.
1. guttata, Fr. On leaves of oak, beech, etc.
313. UNCINULA, L è v .
Mycelium floccose. Perithecia globose. Appendages rigid,
simple, bifid or dichotomous, uncinate, at length bent upwards.
1. adunca, Lèv. ; Grev. t. 296. On leaves of poplar, willow, etc.
3. bicornis. Lèv. On leaves of maple, sycamore, etc.
314. MICROSPHIEEA, L e v .
Mycelium arachnoid. Appendages straight, dichotomous.
Branchlets swelling at the tip, or filiform.
1. Berberidis, Lèv. On leaves of berberry, etc.
2. Grossulariie, Lèv. On gooseberry-leaves.
3. penicillala, Lèv. On leaves of Viburnum Opulus.
315. ERYSIPHE, Hedw.
Mycelium arachnoid. Appendages floccose, simple or irregularly
branched.
A sc i containing 2 sporidia.
1. Tjinkii, IJ v . On leaves of Artemisia.
2. lamprocarpa. On leaves of Oichoracem.
A s c i containing 3 -8 sporidia.
3. graminis. On leaves of cereals aud grass.
4. Martii. On leaves of peas, etc.
.5. Montagnei, Lèv. On leaves of burdock.
6. tortilis, L k . On leaves of cornel.
7. communis, Schlecht. On leaves of various plants.
316. CHIETOMIUM, Kze.
Perithecium thin, brittle, mouthless. Asci linear, containing
dark, lemon-shaped sporidia.
1. datum, Kze. ; Grev. t. 330. Ou damp straw.
2. cliartarum, Ehb. On damp paper.
3. glabrum, B. On damp straw'.
317. ASCOTBICHA, B.
Perithccium/hin, free, mouthless, seated ou loose, branched,
conidiiferous threads. Asci linear, containing dark, elliptic
sporidia.
1. chartarum, B . (no. 116, wilh afig.). Ou damp paper.
318. EUROTIUM, L k .
Perithecia reticulated, vescicular, coloured, attached to mucc-
dinous threads. Asci delicate.
1. herbariorum, L k . ; Grev. t. 1 6 4 ./. 1. On plants in herbaria. I t is
supposed that this is merely an ascigerous state of Aspergillum.
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