Chroococcus constrictus N.L.Gardner
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Authority
Gardner, Nathaniel L. 1927. New Myxophyceae from Porto Rico. Mem. New York Bot. Gard. 7: 1-144. pl. 1-23.
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Family
Chroococcaceae
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Scientific Name
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Description
Species Description - Families composed of 2-4 cells, adhering more or less into a thin stratum, soon after division of a single free cell at times becoming deeply constricted between the cells, frequently separating completely before reaching the 4-celled stage; ceils pale aeruginous, homogeneous, spherical in the one-celled stage, somewhat compressed and angular in the 2- or 4-celled stages; tegument thin, hyaline, homogeneous, firm and glutinous, single cells 7.5-9 µ diam. without tojniment.
Distribution and Ecology - Growing in a water basin west of the Experiment Station, Rio Piedras, no. 1965, type.
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Discussion
PLATE 2, FIGURE 19
This species of Chroococcus is to be distinguished from others by the deep constrictions which appear between the cells during and after division of the protoplast, frequently completely separating the two resulting cells before the second division appears.