NEW OR NOTEWORTHY FUNGI. 135 
branches are of a third or even fourth order; the higher the order, 
the smaller and fewer-spored the sporangioles ; ; they may even be 
edited to one spore. 
On dog’s dung, Malvern (Ws.), April. 
CHAITOCLADIUM Fres. (1863).} 
Mucorine. Fertile hyphe repeatedly branched; each node pro- 
ducing a whorl of from two to five branchlets, the central one 
abortive and terminating in a subulate point, the others branched 
again in a-similar manner. Sporangia in terminal or subterminal 
rou 
The type of this genus is C. Jonesii Fres. Beitr. iii. 98 (1863).— 
Botrytis Jonesii Berk. Ann. Nat. Hist. 760 eee Pe ie Handbk. 
( 
Berkeley’s error of seencoues these spe sph as 
conidia, a mistake easily detected on comparison of Chetocladium 
—" the variously 1-4-spored sporangia of Thamnidiwm and Cheto- 
stylu 
14. Chetocladium Brofeldés Van Tieghem, Rech. sur les Mue. 
pp. 86-92, pl. 28, figs. 71-9 (1878); Bainier, 1. c., pp. 98-100, 
ab 1X. — 1-4 (1882). —C. Jonesii Brefeld, . Unt. i. Pp. 29-40, 
e. 
On a filament of Thamnidium. Edgbaston are, December. 
My plant ee exactly with Bainier’s es (Tab. 245, f. 10). 
ccording to Van een ® experiments (/. c., p. 91), the 
parasitism of this plant is what | calls “ heals ive," 4. es, it can 
her Mucorine, deriving nourishment there and growl 
with greater robustness under such circumstances Brefeld oe 
rans the myenepares ¢ of this species (I. ¢., pe The Bags 
PIPTOCEPHALIS Dz Bary & Wor. (1866). 
Mue Fertile hyphe erect, at length coloured, Racarceon td 
Selowsuba, above, alternate pairs of branches in in planes at right 
angles to one another. Ultimate ramuli terminated ty a& convex 
head, bearing on the upper surface numerous cylindrical sporangia, 
the contents of each of which resolve themselves into a chain of 
Spores, by simultaneously formed septa. 
The spores of this genus, too, have been regarded as conidia, 
but this appears to be as much a mistake as in Chetocladium. The 
Sporangial membrane is very evanescent. Piptocephalis is parasitic 
upon Mucor, but whether the parasitism is facultative or necessary 
8 undecided. The colouring matter of the aérial hyphe i 
Se 
t marr long hair; xAddos, a branch. 
