(271) 
Type collected at Bar Lake, Michigan, by Thomas Morong, xo. 
ro, 1882; in the herbarium of the New York Botanical Garden. 
Distribution: Only known from the original collection. 
17. Chara Schneckii sp. nov. 
Monoecious: 8-13 cm. high, somewhat yellowish-green, slightly 
incrusted ; stems 0.45-0.5 mm. in diameter, the cortex unusually 
frequent above, 0.22-0.48 mm. long, 0.05-0.07 mm. wide, some- 
what obtuse at the apex: stipulodes forming a single whorl at each 
node, twice as many as a ele: 0.8-1.1 mm. long,'o.09-0. 12mm. 
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s, these 5-10 mm. 
ong, pelea, of 4-6 cnedee entirely uncorticated, or occasion- 
ally the second lowest internode double corticated; leaflets 1~ 
m. wide, at the uppermost node about half 
this, shorter than the terminal cell of the leaf, as bracteoles 1144-2 
times as long as the sporocarps: antheridia o 0.21-0.23, mm. in 
striae; whorl of crown-cells 0.07-0.09 mm. high, 0.14-0.15 mm. 
wide at base, the individual cells triangular-ovate, suberect. 
Type collected at Mount Carmel, Ilinois, by J. Schneck, Aug. 
17, 1895; in the herbarium of the New York Botanical Garden: 
Distribution: Only known from original collection. 
18. Chara coronatiformis sp. nov. 
Monoecious : very similar in habit to C. Schwezuztzzz, but closely 
allied to eukensts, with which it agrees in the , the num- 
ber of stipulodes, and the entirely uncorticated leaves : 5—7 cx gh, 
stem m. in diameter, almost destitute of incrustation; 
0.07 mm. wide: stipulodes larger than in C. keukenszs, 1. 52.1 
mm. long, 0.17-0.2 mm. wide: leaves 1 cm. Jong, their lower inter- 
nodes about | 0.35 mm., the upper 0.2 mm. in diameter; leaflets at 
median nodes 1.7-1.9 mm. long, reduced at the uppermost es 
mostly 0.16-0.19 mm. wide, not exceeding the diameter of the 
long, 0.44-0.46 mm. wide; odspores orange, spherical, o. 35-0. 37 
mm. long, 0.35-0.38 mm. wide, the striae 8, almost imperceptible. 
