PLend.ph. 10. GRAMINEiE. 85. Alopecurus. 143 
Roots in tufts ; culm 9 in. high, smooth ; radical leaves 
smooth, short ; stem-leaves smooth, linear, spreading ; ligula 
short ; spike 2 in. long, dark sea-green ; anthers deep 
greenish blue. 
5. Alopecurus geniculatus . Kneed foxtail . 
Spathelles blunt, villose; awn longer than the spathelles; 
anthers linear; spike cylindrical, blunt; peduncles scarcely 
branched, 1 or 2-flowered ; culm ascending, knee-jointed. 
Grarnen alopecuroides q. Gramen aquaticum geniculatum spicatum, 
Raii Syn. 396, 2. 
Gramen fluviatile spicatum, Ger. cm. 14. 
Gramen aquaticum spicatum, Park. 1275. 
Alopecurus geniculatus, Lin. S. P. 89. 
Watery places; perennial; May and June. 
Root fibrous ; culm floating, very long, leafy, lower joint 
rooting; leaves rather smooth; ligula short; spike short, 
purplish; anthers linear oblong, purple, becoming dull 
yellow. 
0. lulbosus . Culm rather upright, bulbous at bottom ; 
spike dark green. 
6. Alopecurus fulvus . Flamecolour foxtail . 
Spathelles blunt, villous ; awn as long as the spathelle ; 
anthers nearly round ; spike cylindrical ; peduncles branched, 
manyflowered ; culm ascending, knee-jointed. 
Gramen alopecuroides q. Gramen fluviatile album Tabernaemoutani, 
Dillen in Raii Syn. 396, 2 * . 
Alopecurus geniculatus 4, With. Rot. Arr. 120. 
Alopecurus fulvus, Engl. Rot. 1467. 
Duck-grass. Spike flote-gr ass. 
Watery places ; perennial ; August and September. 
Root fibrous; leaves broader than those of alopecurus 
geniculatus; sheaths inflated; spike 2 in. long, pale green; 
anthers fine orange, becoming quite white ; awn very slen- 
der, soft. 
XLV. 86. PSAMMA. Beauvois. Marram . 
Spathelles alternate, acute, lower smallest ; spathellides 
hairy below the tip, mucronate, nearly as long as the spa- 
thelles, acute ; lodicule lanceolate, awlshape, acute, bald ; 
ovary topshaped, rather 3-sided ; style 3-parted ; stigmata 3, 
featherlike; cariopsis top-shape, rather 3 -sided, free; cor - 
culum terminal? — Spike branched, erect, cylindrical; pe- 
duncles branched, very short ; locust ce many, crowded. 
