13-02-2026 03:30
Tomaz Vucko
Hello! I found these immersed perithecia on a stic
13-02-2026 18:05
Margot en Geert VullingsOn February 9, 2026, we found these small hairy di
12-02-2026 21:34
patrice CallardBonjour, la face inférieure des feuilles ce certa
11-02-2026 22:15
William Slosse
Today, February 11, 2026, we found the following R
12-02-2026 14:55
Thomas Læssøehttps://svampe.databasen.org/observations/10581810
11-02-2026 19:28
Lothar Krieglsteiner
on small deciduous twig on the ground in forest wi
25-04-2025 17:24
Stefan BlaserHi everybody, This collection was collected by JÃ
10-02-2026 17:42
Bernard CLESSE
Bonjour à toutes et tous,Pourriez-vous me donner
Nectria stilbellae
is classified in Nectria subg. Dialonectria SACC.(SAMUELS & al., 1991). Species in this group are characterized by
having superficial, usually smooth, red perithecia the wall of which
is less than 25 urn wide.
Nectria stilbellae is distinguished primarilyby its anamorph and is most closely related to
 N. consors (SAMUELS,1977),
N. camelliae (SHIPTON) BOESEWINKEL (SHIPTON, 1979; BOF.SEWINKEL,1982), and the
Nectria species that haveDescription ettsils in:Â http://www.landesmuseum.at/pdf_frei_remote/Sydowia_43_0249-0263.pdf
The anamoph, sTilbella aciculosa (ELLIS & EVERHART) SEIFERT have Conidia ellipsoidal-fusiform5—7(-9) x 2.5-3 microns.
This fungi was reported in Panama and cta RIca by SEifert. in 1985; SEIFERT, K.A. (1985). A monograph of
Stilbella and some allied hyphomycetes. - Stud.Mycol. 27: 1-235.
262
Â
Your fungus looks like Nectria pseudotrichia, what is the size and shape of ascospores?
Christian
Are the ascomata changing of color in 3% KOH or lactic acid? if so, what is this coloration?
Moreover, could you please to say what is the size of conidia and provide an image of the ascospores?
Christian