[*][*] _Styles united below, slender; culms tufted, naked; leaves

concave or involute._

2. O. asperifolia, Michx. (Pl. 8, fig. 1, 2.) Culms (9--18' high), with

sheaths bearing a mere rudimentary blade, overtopped by the _long and

rigid linear leaf from the base_; very simple panicle or raceme

few-flowered; _awn 2--3 times the length of the rather hairy whitish

glume_.--Hillsides, etc., in rich woods; common, N. Eng. to Minn., and

northward. May.--Leaves without keels, rough-edged, pale beneath,

lasting through the winter. Squamulae lanceolate, almost as long as the

palet!

3. O. Canadensis, Torr. Culms slender (6--15' high), the lowest sheaths

leaf-bearing; _leaves involute-thread-shaped_; panicle contracted (1--2'

long), the branches usually in pairs; glume pubescent, whitish; _awn

short and very deciduous, or wanting_.--Rocky hills and dry plains,

Maine to W. New Eng., the mountains of Penn., Wisc., Minn., and

northward; rare. May.--Glumes 1--2'' long, sometimes purplish.

22. MILIUM, Tourn. MILLET-GRASS. (Pl. 13.)

Spikelets 1-flowered, diffusely panicled, not jointed with their

pedicels, consisting of 2 equal membranaceous convex and awnless

persistent glumes, with a coriaceous awnless flowering glume and narrow

palet. Stamens 3. Stigmas branched-plumose. Grain not grooved, enclosed

in its glume and palet, all deciduous together. (The ancient Latin name

of the Millet, which however belongs to a different genus, of uncertain

meaning.)

1. M. effusum, L. Smooth perennial, 3--6 deg. high; leaves broad and flat,

thin; panicle spreading (6--9' long); flower ovoid-oblong.--Cold damp

woods and mountain meadows, N. Eng. to Ill., and northward. June. (Eu.)

23. MUHLENBERGIA, Schreber. DROP-SEED G. (Pl. 8.)

Spikelets 1-flowered, in contracted or rarely in open panicles. Empty

glumes mostly acute or bristle-pointed, persistent, usually thin; the

lower rather smaller or minute. Flower very short-stalked or sessile,

the glume and palet usually minutely bearded at base, herbaceous,

deciduous with the enclosed grain, often equal, the glume 3-nerved,

mucronate or awned at the apex. Stamens 3. (Dedicated to the _Rev. Dr.

Henry Muhlenberg_, a distinguished American botanist of the early part

of this century.)

Sec. 1. MUHLENBERGIA proper. _Panicles contracted or glomerate, on

branching rigid culms from scaly creeping rootstocks; leaves short and

narrow._

[*] _Flowering glume barely mucronate or sharp-pointed._

1. M. sobolifera, Trin. Culms ascending (1--2 deg. high), rarely branching;

the _simple contracted panicle very slender_ or filiform; lower _glumes

barely pointed, almost equal, one third shorter than the flower_;

flowering glume abruptly short-mucronate, equalling the palet.--Open

rocky woods, Mass. to Mich., Minn., and southward. Aug.--Spikelets less

than 1'' long.

2. M. glomerata, Trin. Culms upright (1--3 deg. high), sparingly branched or

simple; _panicle_ (2--3' long) _oblong-linear, contracted into an

interrupted glomerate spike_, long-peduncled, the branches sessile;

_glumes awned_, nearly equal, and (with the bristle-like awn) about

twice the length of the unequal very acute flowering glume and

palet.--Bogs and wet rocks, common, especially northward. Aug.--Var.

RAMOSA, Vasey. A stout strict much-branched leafy form, the lower glumes

but little longer than the flower. Ill. to Dak.

3. M. Mexicana, Trin. Culms ascending, much branched (2--3 deg. high);

_panicles_ lateral and terminal, often included at the base,

_contracted, the branches densely spiked-clustered_, linear (green and

purplish); lower _glumes awnless, sharp-pointed_, unequal, the upper

about the length of the very acute flowering one.--Low grounds; common.

Aug. Varies with more slender panicles.

[*][*] _Flowering glume bristle-awned from the tip; flowers

short-pedicelled._

[+] _Lower glumes long and bristle-pointed._

4. M. sylvatica, Torr. & Gray. (Pl. 8, fig. 1, 2.) Culms ascending, much

branched and diffusely spreading (2--4 deg. long); contracted _panicles

densely many-flowered; lower glumes almost equal, bristle-pointed,

nearly as long as the flowering one_, which bears an awn twice or thrice

the length of the spikelet.--Low or rocky woods; common. Aug., Sept.

5. M. ambigua, Torr. Culms ascending, clustered and branching, 1 deg. high;

panicles contracted, densely many-flowered; _spikelet 2-flowered_, the

upper flower like the lower and perfect, or more frequently reduced to a

mere awn at the base of the lower flower; lower glumes nearly equal,

long-pointed; _flowering glume villous_, as long as the lower and

equalling the palet, its awn nearly twice longer.--Minn. (shore of

Elysian Lake, Waseca Co., _Geyer_).--A remarkable species, approaching

Brachyelytrum in the structure of the spikelet, but with wholly the

habit of Muhlenbergia.

[+][+] _Lower glumes short or minute, not or scarcely pointed._

6. M. Willdenovii, Trin. Culms upright (3 deg. high), slender, simple or

sparingly branched; contracted _panicle slender, loosely flowered; lower

glumes slightly unequal, short-pointed, half the length of the flowering

one_, which bears an awn 3--4 times the length of the spikelet.--Rocky

woods; rather common. Aug.

7. M. diffusa, Schreber. (DROP-SEED. NIMBLE WILL.) (Pl. 8, fig. 3--5.)

Culms diffusely much branched (8--18' high); contracted _panicles

slender_, rather loosely many-flowered, terminal and lateral; _empty

glumes extremely minute, the lower obsolete_, the upper truncate; awn

once or twice longer than the flowering glume.--Dry hills and woods,

from S. New Eng. to Mich., Iowa, and southward. Aug., Sept.--Spikelets

only 1'' long.

Sec. 2. TRICHOCHLOA. _Panicle very loose and open, the long branches and

pedicels capillary; leaves narrow, often convolute-bristle-form._

8. M. capillaris, Kunth. (HAIR-GRASS.) Culm simple, upright (2 deg. high)

from a fibrous root; panicle capillary, expanding (6--20' long, purple);

empty glumes unequal, the lower mostly pointless, the upper more or less

bristle-pointed, one third or half the length of the long-awned

flowering glume.--Sandy soil, W. New Eng. to N. J., Ky., Mo., and

southward. Sept.--Pedicels 1--2' long, scarcely thicker than the awns,

which are about 1' long.

24. BRACHYELYTRUM, Beauv. (Pl. 8.)

Spikelets 1-flowered, with a conspicuous filiform pedicel of an abortive

second flower about half its length, nearly terete, few, in a simple

appressed racemed panicle. Lower glumes unequal, persistent, usually

minute, or the lower one almost obsolete. Flowering glume and palet

chartaceo-herbaceous, involute, enclosing the linear-oblong grain,

somewhat equal, rough with scattered short bristles, the first 5-nerved,

extended into a long straight awn, the palet 2-pointed; the awn-like

sterile pedicel partly lodged in the groove on its back. Stamens 2;

anthers and stigmas very long.--Perennial, with simple culms (1--3 deg.

high) from creeping rootstocks, downy sheaths, broad and flat lanceolate

pointed leaves, and spikelets 1/2' long without the awn. (Name composed of

[Greek: brachy/s], _short_, and [Greek: e)/lytron], _husk_, from the

minute glumes.)

1. B. aristatum, Beauv. Rocky woods; common. June.--Var. ENGELMANNI,

Gray, is a western form, with the second glume awn-pointed, nearly half

the length of the flowering one.

25. HELEOCHLOA, Host. (Pl. 7.)

Spikelets 1-flowered, crowded in a dense spike or spike-like panicle.

Lower glumes persistent, membranaceous, acute, ciliate-carinate,

awnless; flowering glume similar, a little longer, and a little

exceeding the palet. Stamens 3.--Low cespitose annuals; spike often

scarcely exserted from the upper sheath. (Name from [Greek: e(/los], _a

meadow_, and [Greek: chlo/a], _grass_.)

H. SCHOENOIDES, Host. Usually nearly prostrate and tufted; leaves rather

rigid, tapering to a sharp point; spike oblong, thick, 7--20'' long.

(Crypsis schoenoides, _Lam._)--Waste places, N. J. to Del. (Nat. from

Eu.)

26. PHLEUM, L. CAT'S-TAIL GRASS. (Pl. 7.)

Spikelets 1-flowered, in a very dense cylindrical spike-like panicle.

Lower glumes persistent, membranaceous, folded-carinate, subtruncate,

mucronate or short-awned; flowering glume hyaline, shorter, truncate.

Stamens 3. Styles distinct.--Perennials. (From [Greek: phle/os], a Greek

name for a kind of reed.)

P. PRATENSE, L. (TIMOTHY. HERD'S-GRASS in New Eng. and N. Y.) Tall;

_spike long-cylindrical_; lower glumes ciliate on the back, tipped with

_a short bristle_.--Meadows, commonly cultivated for hay. (Nat. from

Eu.)

1. P. alpinum, L. Low; _spike ovate-oblong_; lower glumes strongly

ciliate on the back, tipped with a rough _awn about their own

length_.--Alpine tops of the White Mountains, N. H., and high northward.

(Eu.)

27. ALOPECURUS, L. FOXTAIL GRASS. (Pl. 7.)

Spikelets 1-flowered, jointed on the pedicel. Lower glumes boat-shaped,

strongly compressed and keeled, nearly equal, united at base, equalling

or exceeding the flowering glume, which is awned on the back below the

middle; palet mostly wanting! Stamens 3. Styles mostly united. Stigmas

long and feathered.--Clusters contracted into a cylindrical and soft

dense spike; perennial. (Name from [Greek: a)lo/pex], _fox_, and

[Greek: ou)ra/], _tail_, from the shape of the spike.)

A. PRATENSIS, L. (MEADOW FOXTAIL.) Culm upright, smooth (2 deg. high); the

upper leaf much shorter than its inflated sheath; spike stout, 11/2--21/2'

long; _flowering glume equalling the acute lower glumes; awn exserted

more than half its length, twisted_.--Meadows and pastures, eastward.

May. (Nat. from Eu.)

A. GENICULATUS, L. (FLOATING F.) (Pl. 7, fig. 1--4.) Culm ascending,

often bent at the lower joints; upper leaf as long as its sheath; spike

slender, 1--2' long; _flowering glume rather shorter than the obtuse

lower glumes, the awn from near its base and projecting front half to

twice its length beyond it_.--Moist meadows, eastward. June--Aug. (Nat.

from Eu.)

Var. aristulatus, Torr. The awn very slender and scarcely exserted. (A.

aristulatus, _Michx._)--In water and wet places; common. June--Aug.

28. SPOROBOLUS, R. Br. DROP-SEED GRASS. RUSH-GRASS. (Pl. 7.)

Spikelets small, 1- (rarely 2-) flowered, in an open or contracted or

spiked panicle. Lower glumes persistent, 1--3-nerved, not awned or

pointed, the lower smaller; flowering glume of the same texture as the

lower ones (membranaceo-chartaceous) and usually longer than they,

naked, awnless and mostly pointless, 1-nerved (rarely somewhat

3-nerved); palet similar, 2-nerved. Stamens chiefly 3. Stigmas simply

feathery. Grain globular to oblong or cylindrical, deciduous, often very

thin, containing the loose seed.--Culms wiry or rigid. Leaves involute,

the throat usually bearded, and sheaths often enclosing the panicles.

(Name from [Greek: spora/], _seed_, and [Greek: ba/llo], _to cast

forth_.)

[*] _Panicle contracted, often simple; grain oval or oblong; perennial,

except n. 2._

1. S. asper, Kunth. Culms tufted (2--4 deg. high); lowest leaves very long,

rigid, rough on the edges, tapering to a long involute and thread-like

point, the upper short, involute; sheaths partly or at first wholly

enclosing the contracted panicle; _flower much longer than the unequal

lower glumes_; grain oval or oblong. (Vilfa aspera, _Beauv._)--Sandy

fields and dry hills, especially southward. Sept.--Spikelets 2--3''

long. Flowering glume and palet rough above, smooth or hairy below, the

palet tapering upward, acute, and one half to twice longer than the

glume, or else obtuse and equalled or even considerably exceeded by the

glume!

2. S. vaginaeflorus, Vasey. (Pl. 7, fig. 4, 5.) Culms slender (6--12'

high), ascending; leaves involute-awl-shaped (1--4' long); panicles

simple and spiked, the lateral and often the terminal concealed in the

sheaths; _flowering glume and palet somewhat equal, acute, about the

length of the nearly equal lower glumes_, only {1/3} longer than the

oval grain. (Vilfa vaginaeflora, _Torr._)--Barren and sandy dry fields;

common, especially southward. Sept.

3. S. cuspidatus, Torr. Erect culms and appressed leaves more slender

than in the preceding; _panicle exserted_, very simple and narrow;

spikelets smaller, the lower _glumes acuminate_, little shorter than the

cuspidate upper one. (Vilfa cuspidata, _Torr._)--Maine (on the St.

John's River, _G. L. Goodale_); also Iowa, Minn., and common westward.

4. S. depauperatus, Vasey. Resembling n. 3, but the culms decumbent at

base and matted, the leaves short and usually widely spreading, and the

lower glumes barely acute, not half the length of the upper one.--W.

Minn. to Kan., and southwestward.

5. S. Virginicus, Kunth. _Culms_ tufted, slender (5--12' long), often

procumbent, _branched_; leaves convolute, rigid; palets rather shorter

than the nearly equal acute glumes. (Vilfa Virginica, _Beauv._)--Sandy

seashore, Virginia (_Clayton_) and southward.--Spikelets much smaller

and more numerous than in the others.

6. S. minor, Vasey. Culms tufted, very slender, geniculate and

ascending, simple, 1 deg. high; leaves short and narrow; peduncles little

exserted from the sheaths; spikelets (11/2--2'' long) in a very narrow

simple compressed panicle (1--2' long), not crowded; glumes and palet

nearly equal, acute or somewhat acuminate.--Va. to N. C., Tenn. and Tex.

S. INDICUS, R. Br. Culms stout, erect, 2--3 deg. high; leaves elongated,

attenuate; panicle very narrow, 6--18' long, the densely crowded

spikelets 1/2'' long.--On ballast, and naturalized southward. (From Trop.

Am.)

[*][*] _Panicle pyramidal, open; glumes very unequal; grain globose,

utricular; perennials._

7. S. junceus, Kunth. _Leaves involute_, narrow, rigid, the lowest

elongated; culm (1--2 deg. high) naked above, bearing a narrow loose

panicle; empty _glumes ovate, rather obtuse_, the lower one half as long

as, _the upper equalling, the nearly equal flowering glume and

palet_.--Dry soil, Penn. to Wisc. and Minn., and (chiefly) south to Fla.

Aug.--Spikelets 1--2'' long, shining.

8. S. heterolepis, Gray. _Leaves involute-thread-form_, rigid, the

lowest as long as the culm (1--2 deg.) which is naked above; panicle very

loose; empty _glumes very unequal; the lower awl-shaped_ (or

bristle-pointed from a broad base) and somewhat shorter, _the upper

ovate-oblong and taper-pointed and longer, than the equal flowering

glume and palet_.--Dry soil, Conn. and N. Y. to Minn., Neb., and Mo.

Aug.--Plant exhaling an unpleasant scent (_Sullivant_), stouter than the

last, the spikelets thrice larger. Utricle 1'' in diameter, shining,

thick and coriaceous!

9. S. cryptandrus, Gray. (Pl. 7, fig. 1--3.) Culm 2--3 deg. high; _leaves

flat_, pale (2'' wide); the pyramidal lead-colored _panicle bursting

from the upper sheath_ which usually encloses its base, its spreading

branches hairy in the axils; spikelets 1'' long; _upper empty glume

lanceolate, rather acute, twice the length of the lower one_, as long as

the nearly equal flowering glume and palet; sheaths strongly bearded at

the throat.--Sandy shores, coast of New Eng. and of the Great Lakes,

Minn. to Kan., and westward. Aug., Sept.

10. S. airoides, Torr. Culm tufted, often stout, erect, 1/2--3 deg. high;

leaves strongly revolute and attenuate, rather rigid; panicle open and

diffuse, broadly pyramidal, glabrous; spikelets solitary on slender

pedicels, 1'' long; lower glumes unequal, rather obtuse.--Neb. to Tex.,

and westward.

S. ASPERIFOLUS, Thurb., a similar but smaller species, with thinner and

shorter leaves very rough on the margin, the inflorescence scabrous, and

spikelets smaller, with the glumes nearly equal, is very common

westward, and probably occurs within our limits--as also S. CONFUSUS,

Vasey (S. ramulosus of authors, not _Kunth_), a low slender annual, with

very short culms and a delicate diffuse panicle, the very small

spikelets (1/2'' long) on filiform-clavate pedicels.

[*][*][*] _Empty glumes almost equal; panicle racemose-elongated, open,

the pedicels capillary; sheaths naked at the throat; spikelets not

unfrequently two-flowered; perennial._

11. S. compressus, Kunth. Very smooth, _leafy to the top; culms tufted,

stout, very flat_; sheaths flattened, much longer than the internodes;

_leaves erect_, narrow, conduplicate-channelled; empty glumes acutish,

about one third shorter than the obtuse flowering one.--Bogs, on Long

Island and in the pine-barrens of N. J. Sept.--Forming strong tussocks,

1--2 deg. high. Panicle 8--12' long; spikelets 1'' long, purplish.

12. S. serotinus, Gray. Smooth; _culms very slender, flattish_ (8--15'

high), _few-leaved_; leaves very slender, channelled; _panicle soon much

exserted_, the diffuse capillary branches scattered; glumes ovate,

obtuse, about half the length of the flower.--Sandy wet places, Maine to

N. J. and Mich. Sept.--A very delicate grass; the spikelets half a line

long.

29. AGROSTIS, L. BENT-GRASS. (Pl. 7.)

Spikelets 1-flowered, in an open panicle. Empty glumes somewhat equal,

or the lower rather longer, usually longer than the flowering one,

pointless. Flowering glume and palet very thin, pointless, naked; the

first 3--5-nerved, frequently awned on the back; the palet often minute

or none. Stamens chiefly 3. Grain (caryopsis) free.--Culms usually

tufted, slender; root commonly perennial. (Name from [Greek: a)gro/s],

_a field_, the place of growth.)

Sec. 1. AGROSTIS proper. _Palet manifest, but shorter than the glume._

A. ALBA, L. (FIORIN or WHITE BENT-GRASS.) Rootstocks creeping or

stoloniferous; culms 1--2 deg. high, often decumbent at base; leaves short,

flat, the ligule long and acute; panicle contracted after flowering,

greenish, purplish or brownish, the branches slightly rough; flowering

glume nearly equalling the empty ones, 3-nerved, rarely short-awned, the

palet about half as long.--Meadows and fields, a valuable grass;

naturalized from Eu. and cultivated, and perhaps native north and

westward.

Var. VULGARIS, Thurb. (RED TOP. HERD'S-GRASS of Penn., etc.) (Pl. 7,

fig. 1, 2.) Panicle more or less spreading after flowering; ligule short

and truncate. (A. vulgaris, _With._)--Low meadows and pastures; nat.

from Eu. and cultivated, also perhaps indigenous.

1. A. arachnoides, Ell. Culms (1 deg. high) and leaves very slender; panicle

open, weak and drooping; glumes nearly equal, roughish on the keel and

margins, the flowering glume shorter, with 2 minute bristles at the

truncate apex and a long exceedingly delicate awn on the back above the

middle; palet minute.--Mo. to Ky., Tenn., and S. Car.

2. A. exarata, Trin. Culms erect, 1--2 deg. high; leaves mostly erect;

panicle narrow, crowded, greenish, the rays mostly flower-bearing to the

base; spikelets 11/2--2'' long; glumes nearly equal, acute, the flowering

ones shorter, sometimes awned above the middle.--Wisc. (_Vasey_) to

Sask., and far westward.

Sec. 2. TRICHODIUM. _Palet abortive, minute, or none._

3. A. elata, Trin. _Culms firm or stout_ (2--3 deg. high); leaves flat

(1--2'' wide); upper ligules elongated (2--3'' long); _spikelets crowded

on the branches of the spreading panicle above the middle_ (11/2'' long);

flowering glume awnless, slightly shorter than the rather unequal lower

ones; the palet wanting.--Swamps, N. J. and southward. Oct.

4. A. perennans, Tuckerm. (THIN-GRASS.) _Culms slender_, erect from a

decumbent base (1--2 deg. high); leaves flat (the upper 4--6' long, 1--2''

wide); _panicle at length diffusely spreading, pale green; the branches

short, divided and flower-bearing from or below the middle; flowering

glume awnless_ (rarely short-awned), shorter than the unequal lower

ones; the palet minute or obsolete.--Damp shaded places. July,

Aug.--Spikelets, etc., as in n. 5, into which it seems to vary.

5. A. scabra, Willd. (HAIR-GRASS.) (Pl. 7, fig. 3.) _Culms very

slender_, erect (1--2 deg. high); leaves short and narrow, the lower soon

involute (the upper 1--3' long, less than 1'' wide); _panicle very loose

and divergent, purplish, the long capillary branches flower-bearing at

and near the apex; flowering glume awnless or occasionally short-awned_

on the back, shorter than the rather unequal very acute empty ones; the

palet minute or obsolete; root biennial?--Exsiccated places; common.

June--Aug.--Remarkable for the long and divergent capillary branches of

the extremely loose panicle; these are whorled, rough with very minute

bristles (under a lens), as also the keel of the glumes. Spikelets 1''

long. A dwarf mountain form occurs, growing in tufts in hollows of

rocks, etc.--A variety (?) from about the White Mountains, etc. (var.

montana, _Tuckerm_.), has a more or less exserted awn.

6. A. canina, L. (BROWN BENT-GRASS.) Culms 8'--2 deg. high; root-leaves

involute-bristle-form, those of the culm flat and broader; panicle

loose; lower glumes slightly unequal, ovate-lanceolate, very acute, the

flowering one _exsertly awned on the back_ at or below the middle;

spikelets brownish or purplish, rarely pale or greenish (1--11/2''

long).--Meadows, sparingly naturalized eastward. A mountain form with

shorter and more spreading panicle (A. Pickeringii & A. concinna,

_Tuckerm_., A. canina, var. alpina, _Oakes_, & Ed. 2, and essentially A.

rubra, _L_. ex _Wahl_., and A. borealis, _Hartm._) is indigenous on

mountain-tops, Maine to N. Y.; also an ampler form in the Alleghanies of

Penn. and southward (A. rupestris, _Chapman_, etc.). July--Aug. (Eu.)

30. POLYPOGON, Desf. BEARD-GRASS. (Pl. 8.)

Spikelets 1-flowered, in a contracted, mostly spike-like panicle. Empty

glumes nearly equal, long-awned, much longer than the membranaceous

flowering one which is commonly short-awned below the apex. Stamens 3.

Grain free. (Name composed of [Greek: poly/], _much_, and [Greek:

pogo/n], _beard_.)

P. MONSPELIENSIS, Desf. Panicle interrupted; lower glumes oblong, the

awn from a notch at the summit, the flowering one also awned; root

annual.--Isles of Shoals (_Robbins_), ballast heaps, and southward.

(Nat. from Eu.)

31. CINNA, L. WOOD REED-GRASS. (Pl. 8.)

Spikelets 1-flowered, much flattened, crowded in an open flaccid

panicle. Empty glumes persistent, lanceolate, acute, strongly keeled,

rough-serrulate on the keel; the lower rather smaller, the upper a

little exceeding the flower, which is manifestly stalked, smooth and

naked; flowering glume much like the lower, longer than the palet,

usually short awned or mucronate on the back below the pointless apex.

Stamen one, opposite the 1-nerved palet! Grain linear-oblong, free.--A

perennial, rather sweet-scented grass, with simple and upright somewhat

reed-like culms (2--7 deg. high), bearing an ample compound terminal

panicle, its branches in fours or fives; the broadly linear-lanceolate

flat leaves (4--6'' wide) with conspicuous ligules. Spikelets green,

often purplish-tinged. (From [Greek: ki/nna], a name in Dioscorides for

a kind of grass.)

1. C. arundinacea, L. (Pl. 8, fig. 1, 2.) Panicle 6--15' long, rather

dense, the branches and pedicels spreading in flower, afterward erect;

spikelets 21/2--3'' long.; awn of the glume either obsolete or

manifest.--Moist woods and shaded swamps; rather common. July, Aug.

2. C. pendula, Trin. Panicle loose and more slender, the branches nearly

capillary and drooping in flower; pedicels very rough; glumes thinner,

the lower less unequal; spikelets 11/2--2'' long; palet obtuse. (C.

arundinacea, var. pendula, _Gray_.)--Deep damp woods, N. New Eng. to

Lake Superior and northward, and on mountains southward. (Eu.)

32. APERA, Adans.

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