Moore — On, the Mosses of Ireland. 
435 
Stem prostrate, creeping, sparsely branched ; 
leaves spreading, roundish, sub-secund, 
apiculate, concave, serrulate, obscurely 
two-nerved at base, . . . . 18, H. micans. 
Fruit- stalks smooth. Inflorescence dioicous. 
Stem arched or procumbent, sub-pinnate ; 
leaves patent, cordate-acuminate, ser- 
rate, striate, nerved more than half 
way to apex, 19. II. striatum. 
Stem creeping, densely tufted ; leaves 
spreading, ovate-acuminate, sub- striate, 
serrate, nerved two-thirds to the apex, 20. H. steiatulum. 
Stem rhizomatous, branches arcuate, sub- 
fasciculate; leaves narrowly ovate-acu- 
minate, sub-secund, serrulate, nerved 
almost to the apex, . . . . 21. H. circin-atum. 
Stem fascicled, curved; leaves lanceolate- 
acuminate, serrate, nerved nearly half 
way to apex, 22. H. myosuroides. 
Stem creeping or decumbent, sub-pinnate ; 
leaves imbricate, spreading, triangu- 
larly ovate ; branch leaves smaller, 
ovate-lanceolate, concave, serrate, 
nerved more than half way, . . 23. H. strigosum. 
Fruit-stalks rough. 
Stem procumbent, pinnately branched ; 
leaves ovate- elongate, acuminate, with 
piliform points at apex, serrulate, nerved 
halfway, . . . . . 21. H. piliferum. 
Stems creeping, with erect branches ; leaves 
patent, widely ovate- acuminate, con- 
cave, serrate, margins reflexed, nerved 
more than half way, . . . . 25. H. crassinervium. 
Stem arched, creeping, branches sub-pin- 
nate ; leaves distant, patent ; stem leaves 
cordate- squarrosc; branch leaves lanceo- 
late-acuminate, serrate, nerved more 
than half way to apex, . . .26. H. PR.5L0?fGUM. 
