New or rare Plants of the State of New York. 233 
JUNCEiE. 
30. JuNcus Stygius, Litm. Willd. Sp. PL II. p. 215. 
Wahl. Fl. Suec. 1. p. 213. 
In an extensive sphagnous swamp bordering Perch Lake, 
Jefferson county : August. This species has not previously 
been known as a native of North America. 
31. J. SETACEUS, Rostkoiv, Junc.ip. 13. tab. 1. Torrey, 
Fl. 1. p. 360. 
Shore of Lake Ontario, near Sackett's Harbour. 
32. J. ECHiNATUS, Muhl. Gram. p. 207. Ell. Bot. S. 
Car. Sf Georgia, I. p. 410. 
With the preceding ; perhaps not distinct from J. polyce' 
phalus, Michx. 
PODOSTEME^. 
33. PODOSTEMON CERATOPHYLLUM, Michx. Fl. II. p. 165. 
tab. 44. 
In flowing water, Watertown, Jefferson county. Dr. Crawe. 
GRAMINE.E. 
34. ViLFA HETEROLEPis, {sii.nov.); foUis setaceis ; pani- 
cula pyramidata, sparsiflora ; gluma inferiore subuUformi, su- 
periore ovata, cuspidata, subduplo breviori ; valvuHs perianthio 
subaequahbus, muticis, gluma extima paulo minori. 
Root perennial. Culm 1 — 2 feet in height, smooth. Leaves convolute- 
setaceous, with the margins hispidly scabrous upward ; the lower ones 
equalling the culm; the upper ones much shorter. Lower sheaths ^pWo^e; 
upper ones smooth. Panicle pyramidal, spreading or subcontracted ; 
branches solitary, nearly simple, few and loosely flowered. Glumes pur- 
plish; the outer one reduced to a subula, about one half the length of the 
inner one, which is strikingly membranaceous in texture, ovate or ovate- 
oblong, one-nerved, with the nerve produced into a short cusp. Valves 
of the perianth oblong-lanceolate, rather obtuse, thin and membranaceous, 
a little shorter than the superior glume. Inferior valve, obscurely one- 
