Friesia XI, 5

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Parasitic in Tubuticrints angustusGccc. & WEHS.) DUNK. O fru it-body visible.
Hyph ae hyalin e, thin-wall ed, 0.5-2 Il broad , more or less sinuous or
coi led, with clam ps. Probasidial cell abse nt. Basid ia arising terminally from
a hypha, cylind rical, curved or co iled, 2-3 Il broad , about 15-20 il long ,2-ce1led.
Ste rigma ta 5-10 il long. Basidiospo res thin-walled, smooth, crescent,
apiculate, 6-7 x 3-3.5 J/, non-am yloid, not cyanop hil ic, forming secondary
spores. Conidia abse nt.
Colleciions: On Tubu licrinis an gustus. W-Ju tland, Husby Klitplantage.
Sept. 29, 1984, KH 6408 (C).
Ibidem, KH 6409.
Th is species is distinguished by the curved basidia with only 2 spores and
th e coiled hyp hae. The fungu s is supposed to be parasitic beca use ofthe hyphae
coi ling areund the hyphae of the host. Hau storia are not seen.
Xenasmatella albida n. sp.
Fig. 3.
Fruc tificatio resup inata, effusa, adnata, ten uite r pruinoso-ceracea, albida;
margine pruinato. Hyphae basales para llele curre nte s, ind istinctae, hyal inae,
2-4,5 il latae, nodul oso-sept atae. Bastdia basi biradi cata (ple uro-bas idia),
medio sae pe angustata, (1 5)-35-50-(67) x 6-10il, 4 ster igmata 4-8 il longa
gerentia. Basid iosporae subpyriformes vel fusoideae, tenu iter tunicatae, laeves,
11 -17-(1 9,5) x 5,5-8,5 il, non-arnyl oideae.
Fruitbody res upi na te, effused, ad na te, thin, a bo ut 60-75'il, waxy- pruinose,
whitish; no margin. Lower hyphae parallel to the subst rate, th in-wall ed ,
hyaline, rath er indistinct, 2-4.5 il br oad, with clamps. Basidi a borne on mor e
or less horizontal hyphae (pleurobasidia), cylindrical, more or less constricted,
(15)-35-50-(67) x 6-10il, with 4 ster igma ta 4-8 il long. Spore s pyriform to
almost fusiforrn, srnooth, 11-1 7-(19.5) x 5.5-8.5 p, non-am yloid. Spo rewa ll
slightly sta lned in cotton-blue.
On bark of frond ose and coniferous trees .
Co lleet ions: On Alnus, Halskov. Nov. 25. 1956, KH 1006 (type, in C).
On Pinus, Korsø r Skov, Oet. 25. 1964, KH 2030,
This spec ies has been deseribed by M. P. CHRISTI A SE (1960:316) as
" ?Jaa pia sp."