114 PLANTS OF ONEIDA COUNTY 



setaceous, with the margins hispidly scabrous upward ; the lower ones 

 equalling the culm ; the upper ones much shorter. Lower sheaths pilose; 

 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 mem- 

 branaceous, a little shorter than the superior glume. Inferior valve ob- 

 scurely one-nerved, slightly apiculate. Superior valve two-nerved, a little 

 shorter than the outer one. Stamens 3. Anthers large, linear, orange-red. 

 Stigmas 2, hairy. Styles very short. Caryopsis subglobose, coriaceous, 

 smooth and shining. 



Hab. On rocks, Watertown, Jefferson county, Dr. Crawe : Gray in Rare 

 plants of Northern N.Y. Bare. August, September. 



cryptandrus, Gray. Hidden-flowered Sporobolus. 



Panicle pyramidal, the base usually inclosed in the upper sheath, with 

 spreading mostly alternate branches, which are hairy in the axils ; spike- 

 lets racemose ; flowers awnless ; lower glume verv short ; the upper one 

 as long as the nearly equal lanceolate acute paleas ; sheaths bearded at the 

 throat : Torrey Ann. Lye. A T . Y. Fl. N. Y. 



Sandy wastes. Shores of Onondaga lake, along the west side. Abundant 

 on the beaches of Lake Ontario, from Sodus point, Wayne ocunty, to Brad- 

 dock's bay, Monroe county. Rare. August - October. 



serotinus, Gray. Late-flowering Sporobolus. 



Moist banks. Shady water-sides at the head of Sodus bay. Wayne county. 



Rare. September. 



AGROSTIS, L. Bent-grass. 



perennans, Tiickerman. Perennial Agrostis. 



Damp shady woodlands. Half-open places in all deep arbor-vita? swamps. 

 On the flats of the Mohawk, and the hills of the southern part of this county 

 and south Herkimer county. Near Bridgewater. Gray. Frequent in the north 

 woods. Penn-Yan, Yates county, Sartwell in herb. Ham. Coll. 



Scarce. August. 



SCABRA, Willdenow. Hair-grass. Rough-panided Agrostis. 



Old fields, rocky woods, barren hillsides, dried swamps. Common at Little- 

 falls, and on the south range of hills. Woods of north Herkimer county. 



Abundant. 



var. Montana, Tuckerman. Mountain-side Agrostis. 



Exposed rocks. Bald rock, north of Third lake, in short tufts or turfs in 

 the hollows of the surface : leaves very short, setaceous. Rare. August. 



vulgaris, Withering. Common Agrostis. 



Meadows, fields, banks. Native near Oneida lake. Gray in herb. Sart well 

 Ham. Coll. Shore of Lake Ontario, at Sackett's-harbor, Gray. Frequent 

 along the south side of the Lake, on sandbanks and ridges. 



Es-erywhere naturalized. August. 



ALBA, L. Whiie-panicled Agrostis. 



Low grass-lauds, swamps. Abundant. July. 



var. ARISTATA, Gray. Awned Agrostis, 



Sandy fields, near Oneida lake, Knieskern. Sandy field near the outlet of 

 Oneida lake, Torrey Fl. N.Y. Uncommon. June. 



