. Botanisk tidsskrift. Botany; Plants; Plants. — 255 — the botanical garden at Copenhagen, with this species, described from Kansas in 1896 upon GleditscMa triacantha. The description of the fungus by Ellis and Barth is however somewhat incomplete, and its place were more correct under Ceuthospora. Diplodina Junci Oud. This species, described by Oudemanns from Holland, was found upon stems and flower-stalks of Juncus squarrosus in the heath at Borris. Leptothyrium radiatum n. sp. Peritheciis superficialibus, orbicularibus vel polygonatis, applanato-scutatis, circ. 250 ti diam., nitentibus, con

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. Botanisk tidsskrift. Botany; Plants; Plants. — 255 — the botanical garden at Copenhagen, with this species, described from Kansas in 1896 upon GleditscMa triacantha. The description of the fungus by Ellis and Barth is however somewhat incomplete, and its place were more correct under Ceuthospora. Diplodina Junci Oud. This species, described by Oudemanns from Holland, was found upon stems and flower-stalks of Juncus squarrosus in the heath at Borris. Leptothyrium radiatum n. sp. Peritheciis superficialibus, orbicularibus vel polygonatis, applanato-scutatis, circ. 250 ti diam., nitentibus, contextu distincte cel- luloso-radiato, irregulariter, plerumque radi- atim dehiscentibus. Gonidiis copiosis, con- tinuis, bacillaribus, 61/2 — 8V2 x IV4 fjt, hyalinis. Basidiis curtis, nonnunquam ra- mosis, evanidis. Ad culmos siccos Junci squarrosi prope Borris Jutlandiae. Upon Juncus-species is so far only known one species of L., namely Lepto- thyrium juncinum Gke. et Harkn. (California). Fig. 5. Leptothyrium radiatum. A. Pycnide, from above. B. Part of the peridium. C. Spores. (A: w/i; B: cire. wo/i; G: œo/i.) Microdiplodia Narthecii (Sacc, Bomm. et Rouss.) Allescher. Common upon withered flower-stalks and inflorescenses of Narthe- cium ossifragum on the heath at Borris. Neottiospora schizochlamys n. sp. Peritheciis immersis, papillo erumpentibus, glo- bosis vel subglobosis, contextu parenchymatico, circ. 250 p. diam., nigris, seriatis. Conidiis cylindraceis, vel cylindraceo-clavatis, utrinque rotundatis, plas- mate irregulariter partito, nebuloso, subsessilibus, primitus gelatino indutis, dein membrano gelatinoso longitudinaliter fisso — apice (2?-) 4-ciliatis, 24 —37 p. x 6 —7x/2 fi, saepe curvatis, hyalinis. Ap- pendiculis 1 ^ crassit., longitudine sporarum, primo sporis adpressis, dein erectis, corniformibus, hyalinis, mox evanescentibus. Ad caules siccos Scirpi caespitosi prope Borris Jutlandiae. The species described is most closely related to N. paludosa S