312 American Midland Naturalist Monograph No. 6 



Radiculose, covered with radicles. 



Ramose, branching. 



Ramulose, bearing smaller branchlets. 



Repand, undulatelv or wavy-margined. 



Reticulate, in the form of a net-work. 



Retort Cells, cuticular cells of Sphagnum having an outward-curved apex. 



Retuse, with the obtuse apex slightly indented. 



Revolute, rolled backward from the matgin. 



Revoluble, curling off, as does the annulus of many mosses. 



Rhomboid, diamond-shaped. 



Rostellate, short-beaked. 



Rostrate, with a more or less long beak. 



Rugose, wrinkled. 



Rupestral, inhabiting rocks. 



Scabrous, rough. 



Scarious, thin, dry, membranous, but not green. 



Secund, turned to one side. 



Segments, the main divisions of the inner peristome. 



Serrate, with forward-projecting teeth. 



Serrulate, minutely serrate. 



Sessile, not stalked. 



Seta, the stalk or pedicel bearing the capsule, 



Setaceous, bristle-like. 



Sheathing, applied to pierichaetial leaves which wrap around the seta or ordinary leaves 

 wrapping around the stem. 



Sinistrorse, twisted to the left, as is the case with the threads of the rather-rare "left- 

 handed" screw or bolt. By some authors used in the opposite sense. 



Sinuose, wavy. 



Spatulate, spatula-like, bluntly and narrowly obovate and quite attenuate downwards. 



Spinulose, furnished with small spines. 



Sporangium, usually synonymous with capsule. 



Sporophyte, the spore-bearing generation of the moss arising from the fertilization of the 

 archegonium and known also as the sporogonium, — usually consisting of foot, seta, 

 and capsule. 



Squarrose, spreading abruptly and widely. 



Squarrulose, a lesser degree of squarrose. 



Stegocarpous, with the capsule operculate. 



Stipitate, mounted on a short stalk. 



Stoloniferous, bearing slender, creeping and usually minutely-leaved secondary stems or 

 branches. 



Slomata, breathing pores, or openings, in the epidermis. 



Stomatose, bearing stomata. 



Striate, marked with fine longitudinal lines or ridges. 



Striolate, being very finely striate. 



Strumose, furnished with a struma or unsymmetrical swelling at the base of the capsule, 

 goitre-like. 



Sub-, as a prefix commonly used to denote the idea of somewhat or slightly. 



Subulate, awl-like. 



Sulcate, longitudinally grooved. 



Synoicous, with the antheridia and archegonia mixed together in the same flower. 



Terete, cylindrical or tapering. 



Terrestrial, growing on earth. 



Tessellate, checkered. 



Tomentose, covered with soft matted hairs or tomentum. 



Trabeculae, the more or less projecting plates or the inner side of the peristome-teeth. 



