GLOSSAEY. 375 



Rhizome. A prostrate or subterranean stem that produces roots below and leaves 



above, sending up annual aerial shoots from its extremity ; a rootstock. 

 Rostrate. Beaked. 

 Bostdate. Applied to radical leaves when they spread on the ground in a rose-like 



cluster. 

 Rotate. Applied to a calyx or corolla when the sepals or petals are spread out 



horizontally, or nearly so, from the base, like a wheel or star. 

 Rufous. Yellowish or brownish red. 



Rugose. Wrinkled, or marked with irregular raised or depressed lines. 

 Rugulose. Marked with fine wrinkles. 

 Buncinate. A term apphed to a pinnatifid leaf when the points of the large central 



lobes are reflexed. 



Saccate. Applied to a spurred corolla or calyx when the spur is short and round like 



a little bag. 

 Sagittate. Applied to an auriculate leaf when the points are directed downwards 



and the leaf is like an arrow-head. 

 Sarcocarp. The succulent or fleshy part of a stone-fruit. 

 Sarmentose. Applied to woody stems when the branches are long and weak, though 



scarcely climbing. 

 Scaberulous. Somewhat scabrous. 

 Scabrid. Slightly rough to the touch. 



Scabrous. Eough to the touch ; having short points or little asperities. 

 Scandent. 'Climbing. 

 Scape. A leafless flower-peduncle, springing from the stock or from near the base 



of the stem, or apparently from the root itself. 

 Scapigerous. Scape-bearing. 



Scarious. Membranous, thin, dry, or shrivelled ; not green. 

 Scions. A name given to young plants formed at the end or at the nodes of branches 



or stocks creeping wholly or partially above ground, or sometimes to the creeping 



stocks themselves. 

 Sepals. A leaf or segment of a calyx. 

 Septate. Divided by partitions or septa. 

 Septicidal. Applied to the dehiscence of a capsule whose valves separate at the line 



of junction of the carpels — that is, along the line of the placentas or dissepi- 

 ments. 

 Septum. A partition. 



Serrate. With regular pointed teeth, like a saw. 

 Serrulate. With very small, fine teeth. 

 Sessile. Inserted without a stalk of any kind. 



SetaceouS: Bristle-shaped, having the character of setae or bristles. 

 Setiferous. Bearing setae (fine bristles). 

 Setose. Bearing very stiff, erect, straight hairs, or having the surface set with fine 



bristles. 

 Simple. Consisting of a single piece, as applied to an umbel without secondary 



umbels. 

 Sinuate. Having broad, not deep, rounded incisions ; wavy. 

 Sinus. The curved or rounded hollow between two projecting lobes. 

 Soboliferous . Producing soboles, or rooting underground stems. 

 Spathulate. Oblong, with the lower part narrow and tapering, resembling in shape 



a chemist's spatula. 

 Species. An assemblage of individual plants bearing a sufficient resemblance to each 



other to warrant the conclusion of their descent from a common ancestor. 

 Spinescent. Slightly spiny. 



