striata. 
mollis. 
Phragmites. 
airoides, 
agrostoides. 
canadensis. 
TRIANDRIA DIGYNIA. Avena. 
2, A. panicula conferta, calycibus bifloris, floribus glabris : 
altero mutico, altero tenuissime aristato, foliis planis 
linearibus. Mich. fl. amer. 1. p. 72. 
A. caroliniana. Walt. fl. car. 81. 
In low grassy fields and woods: Virginia to Florida, 2. 
May—July. v.v. 
3. A. panicula coarctata UE calycibus quinqueflotis, 
floribus calyce longioribus subimberbibus, valva ex- 
teriore striata, dorso longe aristata; semine nudo. 
Mich. fl. amer. 1. p.73. 
On the mountains near Hudson's Bay. Michaur. +. 
4. A. racemo confertiuscule adpresso-spicato, calycibus bi- 
floris, floribus imberbibus aristatis: aristis longitudine 
florum strictis, foliis culmoque molliter pubescentibus. 
— Mich. fl. amer. 1. p. 72. 
In Canada. Michaur. +. 
5. A. us subspicata pauciflora, calycibus spiculis sex- 
floris pubescentibus longioribus, valva exteriore ex 
apice bicorni aristata: arista basi spirali, foliis subse- 
taceis collo villosis.— Willd. sp. pl. 1. p. 453. 
A. glumosa. Mich. fl. amer. 1. p. 72. 
On dry hills, on the banks of rivers : New o to 
Carolina. 2/.June—Aug. v.v. 
101. ARUNDO. Gen. pl, 124. Reed. 
1, A. calycibus quinquefloris, panicula laxa. Willd, sp. e 
1. p. 454. 
Icon, Engl. bot. 401. Leers. herb. t. 7. f. 1. 
On the banks of rivers and in large salt-marshes : Ca- 
nada to Virginia, common. Y, July. v.v. 
2. A. panicula subcoarctata incurva, calycibus bifloris gla- 
bris inzequalibus, corollis membranaceis longitudine 
calycis, pilis corollam aequantibus, foliis planis scabris. _ 
— Lam. encycl. 6. p. 270. 
In North America. Michaux. Y. +. 
3. A. panicula laxa diffusa, calycibus unifloris acuminatis 
glabris, corollis calyce brevioribus membranaceis, valva 
exteriore apice incisa, dorso brevissima aristata, inte- 
riore minima, piis corollam zquantibus, foliis planis 
scabriusculis, culmis vaginisque pe 
e cai 
In bogs of New Jersey and Pensylvania. Y, July. v. v- 
4, A. panicula oblonga, calycibus unifloris lánceolatis ca- 
rina scabris pubescentibus, corollis dorso aristatis : 
