110 THE FLORA OF THE ALPS 
The three familiar English species of Plantain or Rib- 
Grass, P. major, L., lanceolata, L.,. and media, L., are 
equally abundant in Switzerland, in meadows and by 
road-sides. The following also occur:—/P. alpina, L.; 
scape 2-6 in., spike oblong-cylindrical, corolla-tube hairy, 
leaves linear, 3-nerved; alpine pastures. PP. serpentina, 
Vill.; scape 6-12 in., spike elongated, cylindrical, leaves 
thick, glaucous, root-stalk elongated ; Southern Switzer- 
land, Jura, Tirol; rare. P. montana, Lam.; scape 3-6 
in., spike few-flowered, corolla-tube glabrous, leaves 
lanceolate or linear-lanceolate, glabrous, many-nerved ; 
pastures; Switzerland, Jura, Dauphiny, Pyrenees. P. 
fuscescens, Jord.; scape 3-6 in., spike many-flowered, 
with large bracts, leaves lanceolate or linear-lanceolate, 
many -nerved, silky; rare; Zermatt, Louéche, Tirol, 
Piedmont, Dauphiny. P. avenaria, W. K.; stem pros- 
trate, scapes in the axils of stem-leaves; very rare; 
Geneva. P. Cynops, L.; stem woody, with axillary 
scapes; Switzerland, rare (Freiburg), Jura, Dauphiny, 
Pyrenees. /P. argentea, Chaix; spike very dense, nearly 
globular, stem 8-16 in., bracts acuminate, leaves linear- 
lanceolate, covered on both sides by silky hairs; alpine 
rocks; Dauphiny. LP. monosperma, Pourr.; resembling 
the last, but spike more elongated, not so dense, bracts 
oval; high valleys; Pyrenees. 
2 TATTORELLA, i 
Flowers unisexual; female flowers in few - flowered 
spikes; male flowers solitary; stamens hypogynous. 
Aquatic herbs. 
L. lacustris, L.; filaments very long and slender; wet 
places, occasional. 
