FEBNALD. CARICES OP SECTION HYPARRHENAE. 473 



CI. i. 23, & in Gray, 1. c. — Damp or even very dry soil, principally on 

 the coastal plain, New Brunswick to Florida, Texas, Mexico, and 

 Central America; rarely inland to Bear Mt., Livermore, Maine 

 (Kate Furbish) ; Mt. Monadnock, alt. 925 in., New Hampshire (R. 

 M. Harper) ; Taghkanick Range, Columbia Co., New York (L. H. 

 Hoysradt) ; also from Lake Huron to Manitoba. July-Sept. 



b. Plant not very stiff : the bright green or brownish spikelets with spreading 

 or ascending (not appressed) perigynia. 



1. Leaves 2.5 to G mm. wide : culms 0.3 to 1.5 m. high. 



10. C. mirabilis, Dewey. — Figs. 25, 26. — Culms very loose and 

 smooth; leaves soft and thin, the sheaths rather loose : spikelets 4 to 12, 

 greenish, subglobose or ovoid, 5 to 9 mm. long, mostly approximate in an 

 oblong spike ; perigynia with divergent tips. — Am. Jour. Sci. xxx. 63, 

 t. Bb, fig, 92; Boott, 1. c. 117 (under C. cristata), t. 374; Howe, 1. c. 

 46. C. straminea, var. mirabilis, Tuck. 1. c. 9, 18; Bailey, Proc. Am. 

 Acad. xxii. 150, & in Gray, Man. ed. 6, 621 ; Britton, 1. c. 358. C. 

 festucacea, var. mirabilis, Carey, 1. c. 545. C. cristata, Kunze, Car. 

 t. 44, figs. a, e, and f (colored), not Schwein. C. cristata, var. mirabilis, 

 Gray, Man. ed. 5, 580. C. lagopodioides, var. mirabilis, Olney, Exsicc. 

 fasc. ii, no. 9. C. tribuloides, var. cristata, Macoun, 1. c. 130, in part, 

 not Bailey. — Dry banks, open woods, or even moist copses, central 

 Maine to Manitoba, south to North Carolina and Missouri. 

 June. July. 



Var. perlonga. — Fig. 27. — Spikelets scattered in a moniliform spike. 

 — New Hampshire, dry thicket, Barrett Mt., New Ipswich, June 5, 1896 

 (M. L. Fernald): Vermont, Little Notch, July 9, 1901 (E. Brainerd) : 

 Massachusetts, Stoueham, June 5, 1887 (F. S. Collins); Oak Island, 

 Revere, July 5, 1891 (W. P. Rich); Beaver Brook Reservation, July 6, 

 1894 (C. W. Swan) ; Sharon, June 17, 1896 (W. P. Rich) : Connecti- 

 cut, dry open woods, Southington, June 17, 1900 (C. H. Bissell) : 

 New York, Binghamton, June 29, 1871 ( Wm. Boott); Sacondago 

 River (J. V. Haberer) : Michigan, Grosse Isle, June 30, 1867 (Wm. 

 Boott) ; open swales, Lansing, June 8, 1886 (L. H. Bailey, no. 283, 

 in part) : Illinois, Marion Co. (M. S. Bebb). 



Var. tincta. Spike of 8 to 7 ovoid approximate broion-tinged spike- 

 lets : scale brown with a pale margin. — New Brunswick, banks of 

 St. John River, July 4, 1899 (/. Macoun, Herb. Geol. Surv. Can. no. 

 22) :. Maine, Fort Kent, June 16, 1898 (no. 2158), Masardis, June 6, 

 1898 (no. 2159), Ashland, June 13, 1898 (no. 2160), Fort Fairfield, 



