. Bothalia. Botany. n 69. Melíola Caríssae n. sp. Amphigenous, forming irregular spots 5-6 mm. diameter or larger areas by confluence. Mycelium forming an irregular network, branches opposite, anastomosing. Hyphae slightly undulate, 6-7 [x thick, not infrequently constricted at septa, cells 20-30 \x long ; capitate hyphopodia alternate, 20-30 X 10-13 jx, terminal cell variable in form, sometimes club-shaped or sublobed, but most frequently truncate. Mucronate hyphopodia not very numerous, unilateral or alternate, with a short thick neck, 18-20 X 6-7 [x. Mycelial setae fairly numerous, simple,
. Bothalia. Botany. n 69. Melíola Caríssae n. sp. Amphigenous, forming irregular spots 5-6 mm. diameter or larger areas by confluence. Mycelium forming an irregular network, branches opposite, anastomosing. Hyphae slightly undulate, 6-7 [x thick, not infrequently constricted at septa, cells 20-30 \x long ; capitate hyphopodia alternate, 20-30 X 10-13 jx, terminal cell variable in form, sometimes club-shaped or sublobed, but most frequently truncate. Mucronate hyphopodia not very numerous, unilateral or alternate, with a short thick neck, 18-20 X 6-7 [x. Mycelial setae fairly numerous, simple, straight, 550-700 tx long, 9-10 ;x thick at base, and tapering very gradually to the blunt apex, black and opaque at base, but becoming brown and slightly translucent near apex. Perithecia not very numerous, 180-200 fx diameter, spherical, black, surface cells slightly convex. Asci two-spored, evanescent, spores four-septate, oblong, slightly constricted, rounded at both ends, brown, 43-47 X 16'5-20 [x. [Fig. l.| On leaves of Cari6sa arduina, Pirie Forest, Kingwilliamstown, , Doidge [12296] ; Van Stadens, , .17, Doidge [10870] ; Bathurst, , , Doidge [12341] ; Kowie, , , Doidge [12361]. Meliola Carissae Doidge. nov. sp. Amphigena, maculae Lrregulares, 5-6 nun. diametro formans ; hyphis subundulatis, 6-7 [x crassis, aonnunquam ad septa constrictis, cellulis, 20-30 (x long, ramis oppositis, anastomosantibus; hyphopodiis capitatis altemis, 20-30x10-13 jx, cellula superiore. f;s2 variabile, aut clavata v. sublobata aut truncata ; hyphopodiis mucronatis paucis, uni- Lateralibus v. altemis, 18 2«> 6 7 \l ; Betis mycelicis satis numerosis, rectis, simplicibus, 550-700 jx Longi, basi opaco, 9-10 y. crassis. apice obtuse sensim attenuatis; peritheciis 180-200 ;x diametro, ascis bisporis ; sporis 4-septatis, oblongis, Leniter constrictis, utrinque rotundatis, brunneis, 13-47 • L6'5-20 |i. Hab. in folds Carissae ardtiinae, Pirie Forest. ,
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbotany, bookyear1921
