. The British rust fungi (Uredinales), their biology and classification. Uredineae. 372 CALYPTOSPORA CALYPTOSPORA J. Klihn. Heteroecious. Teleutospores intracellular, occupying the swollen epidermal cells all round the stem of the host for a considerable c^istance, otherwise as in Pucciniastrum. No uredo. vEcidia cylindrical, with a thin peridium; secidiospores verrucose, without gerin-pores, and with no smooth spot. Calyptospora Goeppertiana Klihn. ^cidium columnure A. et S. Consp. p. 121, pi. 5, f. 4. Peridermium columnare S. et K.; Cooke, Handb. p. 535; Micr. Fung. p. 194, pi. 2, f 27, 28.


. The British rust fungi (Uredinales), their biology and classification. Uredineae. 372 CALYPTOSPORA CALYPTOSPORA J. Klihn. Heteroecious. Teleutospores intracellular, occupying the swollen epidermal cells all round the stem of the host for a considerable c^istance, otherwise as in Pucciniastrum. No uredo. vEcidia cylindrical, with a thin peridium; secidiospores verrucose, without gerin-pores, and with no smooth spot. Calyptospora Goeppertiana Klihn. ^cidium columnure A. et S. Consp. p. 121, pi. 5, f. 4. Peridermium columnare S. et K.; Cooke, Handb. p. 535; Micr. Fung. p. 194, pi. 2, f 27, 28. ? ^cidium pseudo-columnare Plowr. Ured. p. 271 (not Kiihn ?). Calyptospora Ooeppertiana Kiihn in Hedwigia, 1869, viii. 81. Sacc. Sjll. vii. 766. Kew Bulletin, 1907, p. 1, with plate. C. columnaris Kiihn (1886); Arthur, N. Amer. Flor. vii. 114. Pucciniastrum Goeppertianum Kleb. Wirtswechs. Rcstp. p. 391. Fischer, Ured. Schweiz, p. 466, f. 304. jEcidiuspores. ^Ecidia hypophyl- lous, arranged in two long rows parallel to the mid-rib, cylindrical, white, with torn or slit margin; spores ellipsoid, uniformly verrucose, orange-red, 21—30 x 14—18/m. Teleutospores. Caulicoloiis (the fusiform attacked part of the stem being swollen and at first clear- pink, passing into brown), developed in the epidermal cells, densely crowded, prismatic, mostly divided by crossed longitudinal walls into four cells, up to 42 yu. high ; epispore yellowish-brown, smooth, thickened (up to 3/a) at the summit, with a germ-pore at the upper and inner corner of each Fig. 278. C. Gorppertiuna. Affected branch of V. Vitis- idaea, Scotland (slightly re- duced) ; a, leaf of A. pecti- iiata, b, leaf of A. Nonlmaii- iiiaiui, with tecidia, Torquay (slightly enlarged).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Grove, William Bywat


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