Page:Books from the Biodiversity Heritage Library (IA synopsisofbritis00hobk).pdf/30

 seta; calyptra rather large smooth; inner peristome of 16 filiform processes; outer 16 tapering teeth with a medial line; surculi procumbent, pinnate. 140.

(76). Caps. oval oblong erect, on a long seta; lid obliquely rostrate; calyptra small; perist. as in last: stems erect with erect branches, cæspitose; leaves of close texture acuminate, nerved. 140.

(81). Caps. cylindrical, regular, erect; outer teeth 16 inserted below mouth of capsule; inner of 16 narrow carinate processss; lid shortly rostellate; stem procumbent pinnate; leaves ovate concave, faintly two-nerved at base. 142.

(85). Caps. oval-oblong, immersed or pedicillate; lid obliquely rostrate, outer teeth 16 linear-subulate, long, connivent into a cone; inner as above; stems pinnate; leaves complanate. St. sub-erect from a creeping rhizome. 182.

b. Inner peristome a membrane divided half way into 16 carinate segments with or without cilia.


 * Caps. symmetrical, erect or sub-erect.

(84). Leaves complanate smooth, falciform, obtuse, serrulate at apex, not undulate (allied to Neckera).

(82). Perist. outer of 16 narrow barred teeth, inner without (rarely with) intermediate cilia, leaves mostly ovate, nerved or nerveless, entire, spreading every way. 143.