Two asci of the same, and contained spores, and accompanying filaments.
Asa Gray The Elements of Botany for Beginners and for Schools (New York, Cincinnati, Chicago: American Book Co., 1887)
1764×2400, 647.9 KiB
752×1024, 92.4 KiB
470×640, 49.1 KiB
235×320, 20.9 KiB