SANTOLINA-SCHWALBEA. 137 



SANTOLTNA. 17—1. {CorymoiJercB.') [From sanlalum, saunders, because it swells like the 

 saunders-wood.] 



suaveo'lens, (y. Ju. ©•) smooth; stem fastigiate; leaves sub-bipinnatifid ; di- 

 visions acute, linear ; peduncles terminal, 1-flowered. 



6APONARIA. 10— 2.^ iCaryophyllecB.) [From sapo, soap, the jaice being found to have sa- 

 ponaceous properties.] 



offlcim'lis, (soap-wort, bouncing bet, w. J. TJ..) calyx cylindric; leaves lance- 

 ovate, opposite, sub-connate, entire. Naturalized. 10-18 i. Ex. 



SAPINDUS. 8—3. (Sapindi.) [From two words, sapo Indus, Indian soap, the rinil of the fruit 

 being used as a substitute for soap.] 

 sapona'ria, (w. Tj-) leaves glabrotis, abruptly pinnate; leafets lance-oval ; fruit 



glabrous. S. 

 vacca'ria, (field soap-wort, r. Ju. (v).) calyx pyramidal, 5-angled, smooth; 

 bracts membranaceous, acute ; leaves ovate-lanceolate, sessile. Introduced. 



SARRACENIA. 12 — 1. {Papaveraceoi.) [This name is said, by some, to have been given in hon- 

 our of Dr. Sarrazin, by others, it is thought to have originated in the resemblance of the pe- 

 culiar (lower of the plant to the head of a Saracen enveloped in his crimson turban ; thus 

 the plant is sometimes called Turk's-head.] 



purpu'rca, (side-saddle flower, p. J. %.) leaves radical, short, gibbose-inflated, 

 or cup-form, contracted at the mouth, having a broad, arched, lateral wing ; 

 the contracted part of the ba.se hardly as long as the inflated part. Scape 

 with a single, large, nodding flower. In marshes. 1-2 f. 



heterophyV'la, has palish yellow flowers, and is more slender than the prece- 

 ding. 

 BATUREJA. 13—1. {Lahiattz.) [From sa^j/n", satyrs.] 



horten"sis, (summer savory, b-w. Ju. ©.) peduncles axillary, somewhat in a 

 cyme; leaves lanceolate, entire ; stem brachiate. 



monta'na, (winter savory, To.) peduncles somewhat 1-sided; segments of the 

 calyx acuminate, mucronate ; leaves mucronate. 



SAURURUS. 7 — 4. (Naiades.) [From saura, a lizard, and oura, tail.] 

 cer"nuus, (lizard's-tail, swamp-lily, Au. %.) stem angular, sulcate; leaves al- 

 ternate, heart-oblong, acuminate. 1-2 f. Swamps. 



SAXIFRAGA. 10—2. {Saxifragm.) [From .saarwOT, a stone, and /rang-o, to break, because it 

 was supposed to be a remedy against the stone in the bladder.] 



virginie')i"sis, (rock saxifrage, w. M. %.) minutely pubescent ; leaves oval, 

 obtuse, crenate, decurrent into the petiole; flowers sub-sessile. 1-15 i. 



pennsyl'vanica, (water saxifrage, y-g. M. J. Tj..) pubescent ; leaves oblong-lance- 

 olate, acute at each extremity, obsoletely toothed; stem naked; panicle ob- 

 long, flowers fasciculate ; petals linear, longer than the calyx ; capsule su- 

 perior., 18-28 i. Root very astringent. 



sarmcnlo'sa, (beefsteak geranium, creeping saxifrage, w. Au. %.) leaves 

 roundish, toothed, hairy ; sending off" creeping shoots; 2 petals in each flow- 

 er elongated. Ex. 

 SCABIOSA. 4—1. (Dipsacem.) [From scaler, rough ; so called from its rough surface.] 



sklla'ta, (star scabious, y-w. ©.) corolla 5-cleft, radiate ; leaves irregularly 

 lobed, and toothed; outer crown of the seeds orbicular, large, many- 

 nerved. 



atropurpu'rea, (sweet scabious, r. %.) outer crown of the seed short, lobed, and 

 crenate ; receptacle cylindric. 

 SCHEUCHZERIA. 6—3. (Junci.) [Named from Scheuchzer.] 



palus'tris, (flowering rush, g-y. J. %.) leaves sheathing at the base, linear ; 

 flowers in a small, terminal raceme. Swamps. 

 eCHRANKIA. 15—10. (Leguminosm.) [From Schrank, a German.] 



sensiti'va, prickly ; leaves pinnate ; leafets in pairs, under ones very small. 

 Sensitive plant, known by some botanists as the Mimosa sensitiva. 

 fiCHWALBEA. 13—2. (Scrophulanm.) [Named in honour of Schwalbe. 



america'na, (p-y. J. %-.) simple, pubescent; leaves lanceolate ; racemes tenai 

 nal ; flowers alternate, sub-sessile. 2f. Chaff-seed Pine barrens. 



