228 FETCH : 



Figures. — Plate 2, fig. 19, Aschersonia, simple form, West Indies^ 

 X 6 ; Plate 2, fig. 22, Aschersonia, old compound specimen, West 

 Indies, x 4 ; Plate 3, fig. 49, Aschersonia, West Indies, X 6 ; 

 Plate 3, fig. 50, Hypocrella, Grenada, x 6 ; Plate 4, fig. 33, 

 Aschersonia, small form, section, X 6 ; Plate 4, fig. 34, Ascher- 

 sonia section, x 6 ; Plate 4, fig. 35, Hypocrella, section (after 

 Thaxter) ; Plate 5, fig. 64, pycnospores, x 1000. 



Hypocrella phyllogena (Mont.) Fetch, non Speg.— Stud- 

 shaped, total height up to 2 mm., consisting of a hemispherical 

 or broadly convex head, 2-3 mm. diameter, narrowed below 

 into a thick stem, which expands at the base into a broad 

 hypothallus ; head smooth, or verrucose, or tuberculate, 

 margin regular or incised. Or pulvinate, conical or conico- 

 convex, up to 3 mm. diameter and 1'5 mm. high, bordered 

 by a broad hypothallus. White, yellowish-white, or ochra- 

 ceous (colour of dried specimens). Hypothallus thin, 

 membranous and hyaline, or byssoid, or stout and tomentose, 

 from 1*5 to 4 mm. wide. Perithecia scattered, only on the 

 head in the stud-shaped forms ; ostiola slightly projecting, 

 yellow-brown or red-brown ; perithecia flask-shaped, 0*3-0 -6 

 mm. long, 0-15-0 -25 mm. diameter ; asci 180-225 X 12-14 {ji, 

 eight-spored, spores usually wound in a flat spiral ; part- 

 spores cylindric, straight or slightly curved, usually inflated 

 in the middle, 8-14 x 1-5 [j,, or 14-20 x 1-5-2 [k. Pycnidia 

 flask-shaped, ostiola yellow-brown, situated on the stalk in 

 the stud-shaped forms, scattered in the pulvinate forms ; in 

 the latter sometimes irregular and widely open ; pycnospores 

 usually narrow-oval or lozenge-shaped with long pointed ends, 

 10-16 X 1 - 5-2 - 5 [I, points up to 3-4 ^ji, long, sometimes f usoid, 

 ends pointed, but not produced. Hypocrea phylloge7ia Mont., 

 Ann. Sci. Nat., Ser. II., XIII., p. 340 (1840) ; ? Hypocrella 

 citrina Speg., Fungi Puigg., No. 303 (1889), fide Theissen ; 

 Hypocrella abnormis P. Henn., Fungi Goyazenses, Hedwigia, 

 XXXrV., p. 106 (1895) ; Hypocrella ochracea Massee, Jour, 

 of Bot. (1896), p. 150, t. 357, fig. 10-13 (in part) ; Moelleriella 

 sulpJmrea Bres., Hedwigia (1896), p. 298 ; Hypocrella Edwalli- 

 ana P. Henn,, Hedwigia (1897), p. 223 ; Hypocrella ochracea 

 Mass., Moller, Phycomyceten und Ascomyceten, 1901 ; 

 Hypocrella Weherhaueri P. Henn., Engler's Bot. Jahrb., XL., 

 p. 226 (1907) ; Hypocrella coronata V. Hohnel, Denkschr. 



