GLOSSARY. 



Rinqent. Gaping ; applied to a labiate 

 corolla with widely separated lips and 

 open throat. . 



Rootstock. See Rhizome. 



RosMlate. Diminutive o rostrate; 

 having a small beak. 



Rostrate. Beaked ; bearing a slender ter- 

 minal process. 



Rosulate. Collected in a rosette. 



Rotate. Wheel-shaped ; of a corolla, 

 spreading abruptly from near the base 

 and nearly flat. 



Rufous. Reddish or brownish red. 



Rugose. Wrinkled ; ridged. 



Rugulose. Finely or minutely wrinkled. 



Runcinate. Deeply toothed or incisely 

 lobed, with the segments directed 

 backward. 



Runner. A very slender prostrate branch 

 (stolon), rooting arid developing a 

 new plant at the nodes or tip, as in 

 the strawberry. 



Saccate. Sac-shaped : furnished with a 

 sac or pouch-like cavity. 



Sagittate. Shaped like an arrow-head ; 



triangular with basal lobes prolonged 



downward. 

 Salverform. Narrowly tubular, with limb 



abruptly or flatly expanded. 

 Samara. An indehiscent membranously 



winged one-seeded fruit, as in the Ash 



and Maple. 



Sarcocarp. The succulent part of a fleshy 

 fruit, 



Sarmentose Producing long runners. 



Scabrous. Rough to the touch with 

 minute rigid points. 



Scales. Usually variously modified bracts 

 or leaves, thin and scarious, or cori- 

 aceous, fleshy, foliaceous, or woody, 

 often imbricated. 



Scape. A. naked peduncle rising from 

 the ground. 



Scarious. Thin, dry and membranaceous, 

 not green. 



Scorpioid. Incurved like the tail of a 

 scorpion, applied to a unilateral cir- 

 cinately coiled inflorescence, unroll- 

 ing as the flowers expand. 



Scrobiculate. Marked by minute depres- 

 sions. 



Scurf. Small bran-like scales on the 

 epidermis. 



Secund. Turned in one direction, as the 

 leaves or flowers upon a stem. 



Seed. The ripened ovule, consisting of 

 the embryo with its proper envelopes. 



Segment. One of the parts of a leaf or 

 other organ that is cut or divided ; 

 more general than lobe. 



Sepal. A leaf or division of a calyx. 



Sepaline. Relating to the outer segments 

 of a perianth . 



Septicidal. Dehiscing through the dis- 

 sepiments and between the cells, or 

 through the lines of junction of the 

 carpels. 



Septifragal. Breaking away from the 

 partitions on dehiscence; this and the 

 last are terms applied to the valves of 

 a loculicidal capsule. 



Sericeous. Silky ; covered with soft 

 straight appressed hairs. 



Serotinous. Produced late in the season. 



Serrate. Having teeth directed forward, 

 like the teeth of a saw. 



Serratures. Teeth like those of a saw. 



Serrulate. Finely serrate. 



Sessile. Attached immediately to the 

 point of support without footstalk. 



Setaceous. Bristle-like. 



Setose. Beset with bristles. 



Sheathing. Enfolding like a sheath. 



Shrub. A plant woody throughout, of 

 less size than a tree. 



Shrubby. Having the character of a 

 shrub. 



Silicle. A short cruciferous pod, not 

 many times longer than wide. 



Silique. The usually elongated pod in 

 Cruciferae, having two valves sepa- 

 rating from two parietal placentae. 



Silky. See Sericeous. 



Simple. Of one piece ; not compound. 



Sinistrorse. Turned to the left, as seen 

 from the outside ; but often used in 

 the opposite sense. 



Sinuate. With a strongly wavy margin. 



