a, b, c, d, e, f, g, h, I, j, k, l, m, n, o, p: Microspora amoena, Microspora stagnorum, Klebsormidium flaccidum, Zygnema cruciatum, Westella botryoides, Dictyococcus varians, Macrochloris radiosa, Dictyochloropsis splendid, Cosmarium punctulatum, Chlorococcum humicola, Monoraphidium contortum, Monoraphidium circinal, Monoraphidium nanum, Scenedesmus vacuolatus, Chlorella vulgaris, Scenedesmus ecornis.