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201. p o l y t h e i n c i u m ; , Kze.
Flocci moniliform. Spores springing from the midst of
the flocci, didymous.
1. trifolii, Kze.; Grev. t. 216. On living clover-leaves.
202. CLADOSPOEIUM, Lk.
Flocci flexuous, more or less branched, jointed, flexible.
Spores short, at length uniseptate, springing from the sides or
terminal.
1. herharum, Lk. On all kinds of decaying matter.
2. dendriticum, TKalr. (no. 512). On pear-leaves.*
/3. orbiculatum, Desm. {no. 513). On leaves of Fyracantha. A variety
of the last.
3. depressum, D. and Br. {no. 514, wifh fiy.). On leaves of Angelica
4. brachormium, B.and Br. {no. 615). On leaves of Fumariaojj
5. lignicolum, Cd. {no. 516). On dead wood.
6. nodulosum, Cd. {no. 517). On dead herbaceous stems.
Clad, fumago is not a distinct species, but consists of C.
herharum mixed up with species of several other genera.
203. AETHEINIUM, Kze.J
Flocci erect, septate, dark, and slightly thickened at the
septa. Spores straight, swollen in the middle, and pointed at
either extremity (fusiform).
1. sporophleum, Kze. {no. 519). On Carices.
204. GONATOSPOEIUM, Cd.
Flocci erect, septate, thickened at the septa. Spores irre-
* Actinonema Cratagi is merely a form of this speeies.
t The threads in this and the two following genera are carbonized only at
the joints.
gularly biconical, and in consequence somewhat angular, attached
in whorls.
1. puccinioides, Cd. {no. 236, 519). Tonila Eriopliori, B. in Flag. Fl.
On Carices and Eriophorum.
205. CAMPTOUM, Lk.
Flocci erect, septate, thickened at the septa, and black.
Spores curved, dark, fixed in clusters at the apices.
1. curvatum, Lk. {no. 518). On Scirpus sylvaticus.
206. SPOEODTTM, Cd.
Flocci erect, septate. Threads of inarticulate spores moniliform,
seated towards their base.
1. conopleoides, Cd. {no. 543). On dead grasses.
O b d e e 20. IITICEDINES.
Threads never coated with a distinct membrane, mostly
white or coloured, more rarely dingy.*
207. ASPEEGILLUS, Mich.
Threads erect, articulate, crowned with a globose head,
producing necklaces of spores.
1. glaucus, Lk. On various decaying substances.
2. dubius, Cd. {no. 520). On rabbits’-dung.
3. eandidus, Lk, On various decaying substances.
* Perhaps Dematiei should be restricted to such genera as Melminthosporiam,
OEdemia, etc., and Mucedinei to the white and coloured species, a distinct order,
including the aberrant forms of either order.
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