Protologue Description: 11. Juncus Dudleyi sp. nov.
Pale green : stems tufted, often very large and stout, 3-10 dm. high, stiff, erect and wiry, prominently striate-grooved : leaves short, one half the length of the culm or usually less, narrow but flat, frequently involute ; sheaths rather close, all blade-bearing, margins not scarious, auricles rounded, thick and cartilaginous, yellowish or reddish in color : inflorescence small and rather dense 2-5 (rarely 7) cm. long, few-flowered, exceeded by the short filiform 4-8 cm. long bract : flowers contiguous at the ends of each branchlet, not at all secund, green or pale-stramineous ; bracteoles ovate, obtuse or acutish ; perianth 4-; mm. long, the parts firm, nearly equal, lance-subulate, acute, strongly spreading, yellowish-green with a distinct scarious margin : stamens one half as long as the perianth, anthers oblong, slightly shorter than the filaments: style very short : capsule broadly ovate-oval, ÿ - 7/8 the length of the perianth, rounded apiculate and very obscurely triangular at the apes, placentae reaching half way to the axis : seeds oblong (.37-.45 X .I7-.21 mm.), apiculate at each end, coarsely areolate with 5-7 rows of transversely oblong areoles.
Damp soil in open places, from Maine and New York westward to the Saskatchewan, Colorado and Arizona.
Specimens examined:
MAINE: Aroostook Co. (Fernald, no. l09, K. Furbish), Kennbec Co. ( Ferrnald, no. 2747 ), Somerset Co, and Orono (Fernald)
VERMONT (Eggleston & Churchill, no. 404), Willoughby (G. G. Kennedy).
New York : Ithaca (Dudley and others) ; Truxton (K. M Wieyand, Cornell Herb., type) ; also many other localities.
MICHIGAN : Detroit (Wm. Boott, C. F. Wheeler), Keweenaw Co. (O. A. Farwell, no. 4686b).
WISCONSIN: (J. A. Lapham).
MISSOURI : Dixon Co. (F. Clements, no. 2598), Springfield (S. Weller).
KANSAS: Riley Co. (J. B. Norton, no. 528).
NEBRASKA : Hooker Co. (Rydberg, no. 1374), Thomas Co. (Rydberg & Wright, nos. 1845 and 1487).
WYOMING: Lander (A. Nelson, no. 699)
IDAHO: Boise (A. I. Mulford).
COLORADO: Mancos (Baker, Earle & Tracy, no. 424).
ARIZONA : Willow Spring (F. Palmer, no. 550).