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XYLARIA POLYMOKPHA.
Poh/inorphous Xylaria.
C la ss a n d O r d e r CRYPTOGAMIA FUNGI, Li™.—NXt . O r d . HYPOXYLA,
De Cand.
GEN ERIC CHARACTER.
Receptaculum carnomm vel suberosum, stipite instructum. Perithecia in receptáculo
immersa, intus massa gelatinosa sporulifera repleta.
Receptacle carnose or suberose, furnished with a stipes. Perithecia immersed
in the receptacle, and containing a gelatinous sporuliferous
S PEC IF IC CHARACTER.
X ylaria polymorpha ; carnoso-suberosa, gregaria, turgida, obtusa, varia, ex
alhido nigra, clavula undique peritheciis cincta ; sporidia malia.
X. between carnose and corky, gregarious, turgid, obtuse, of various forms,
whitish, at length black, every p a rt except the stem producing perithecia.
Sporidia oval.
X yla ria polymorpha, Grev. FL Fdin. p. 355.
S p h æ r ia polymorpha, Pers. Comment, p. 17.— Obs. Mycol. 2 . p. 6 4 . t. 2 . f . 2 .
4^ 5,—Syn. Fung. p. 7.—Alb. et Schwein. p. 3 .—De Cand. FI. Franç. ed . 3 .
V. 2 . p. 2 8 3 .— Fjusd. Syn. p. 5 9 .— Nees, Syst, t. 4 0 . f . 3 0 7 -— Hook. FI.
Scot. Pt. 2 . p. 4.—Schwdn. Fung. Carol. No. 11.—Fries, Syst. Mycol. v. 2 .
p. 326. Holl. et Schmidt, Deutsch. Schwaem. Exsicc. No. 28.—Fries, Scler.
Suec. No. 221.
S p h æ r i a d ig ita ta , FI. Dati. t. 900.— Sow. Fung. t. 69.— Relhan, FI. Cantab.
p . 569. in part.—Purt. Midi. FI. v. 2. p . 716. e t v. 3. p . 495. in part.
S ph æ r ia c a rc h a riæ , /3 o b tu s a , Weig. Obs. Bot. p . 4 9 . t. 3. f. 3.
S ph æ r ia co ty lig lo s s a , Rebent. FI. Neom. t. 1. f. 1.
V a l s a c la v a ta , Scop. FI. Cam. 2. p. 3 9 8 .
C lavaria digitata, Sibth. FI. Oxon. No. 1123.— Holmsk. v. 1. p. 64. cum icone.
With. Bot. Arr. ed. 6. v. 4. p. 439.
L i c h e n - A g a r i c u s , qui lithophytoides terrestre digitatum, nigrum, Mich.
Gen. PI. t. 54. f. 4.
H a b . On the stumps of trees, generally close to the g ro u n d ; not rare.
Spring to Autumn.
Plant gregarious, often cespitose, very irregular in figure, sometimes short
and almost confluent, b u t mostly 2 -4 inches in lengtli, one-third to two-
thirds of an inch in diameter, rounded at the apex, cylindrical, oblong
obovate, perfectly simple, or somewhat lobed, and terminating below in