A SYNOPSIS OF THE WOOD-DECAY GENUS LAXITEXTUM (HERICIACEAE, RUSSULALES, BASIDIOMYCOTA) AND A NEW SPECIES FROM CAMEROON
Author
Henkel, Terry W.
Author
Ryvarden, Leif
text
Edinburgh Journal of Botany
2021
2021-03-19
78
348
1
9
http://dx.doi.org/10.24823/ejb.2021.348
journal article
10.24823/EJB.2021.348
1747-0036
Laxitextum
Lentz., U.S. Dept. Agric. Monogr.
24: 18 (1956 [1955]). –
Type
:
Laxitextum bicolor
(Pers.) Lentz.
Basidiomata
resupinate or subpileate, rather soft and pliable, upper side brown, tomentose or when older with adpressed hairs, sometimes slightly zonate;
hymenium
white in fresh specimens;
margin
finely fibrillose in the resupinate state, smooth or somewhat tomentose
in pileate ones
;
hyphal system
monomitic;
hyphae
thin-walled;
cystidia
smooth;
basidia
clavate, tetrasterigmate, with a basal clamp connection;
basidiospores
thin-walled, ellipsoid to globose, echinulate, amyloid.
1
Department of Biological Sciences, Humboldt State University, Arcata, CA 95521,
USA
. E-mail: twh5@ humboldt.edu.
2
Institute of Biological Sciences
,
University
of
Oslo
,
PO
Box
1066
Blindern
, N-0316
Oslo
,
Norway
.
Laxitextum
, although a species-poor genus as currently known, is well characterised by its combination of stereoid basidiomata with brown trama and a white or pale-coloured subhymenial layer, enclosed or partly projecting gloeocystidia, and amyloid, echinulate basidiospores.