TAG J31 



leaves wedge-form; stem-leaves lanceolate; panicles trichotomous; 

 petals slightly emarginate, very obtuse, sub-crenate. 8 12. i. 



142. SINAPIS. 



Exotic. 



Wgra, (common mustard, y. J. <v>) silique glabrous, 4-angled, close 

 pressed to the stem ; leaves at the top lance-linear, entire, smooth. 

 Naturalized. 



15 3. SISYRINCHIUM. (From sus, a hog, and runchwn, a snout J 



An"ceps, (blue-eyed grass. O. b. J. 7J.) scape (or culm) simple, 2-edged 

 or 2-winged; glume-like, spatha of 2 unequal valves, extending 

 above the flower; petals mucronate. 6 12. i. 



51. SOLANUM. (From solor, to comfort.) 



Dulcama'ra, (bittersweet. E. p-b. Ju. T^) stem unarmed, woody, climb- 

 ing; lower leaves mostly cordate, glabrous; upper ones mostly gui- 

 tar-hastate, few-flowered; corymbs opposite to the leaves. 



Exotic. 



Tubero'sum, (potato, b. w. Ju. T?) stem wing-angled, unarmed; leaves 

 interruptedly pinnate ; leafets entire; flowers sub-corymbed ; roots 

 knobbed-tuberous. Cultivated. 



172. SOLID AGO. (From solido, to strengthen.) 



Canaden"sis, (Canadian golden-rod. O. y. Ju. 1|_) stem downy; leaves 

 lanceolate, serrate, rough; racemes copious panicled, recurved; rays 

 hardly longer than the disk; stem angular; leaves sessile, three 

 inches long, sometimes nearly entire. 25. f. 



Laterijlo'ra, (side-flowered golden rod. y. Au. 1].) stem erect, a little 

 hairy; leaves lanceolate, slightly 3-nerved, glabrous, rough-edged; 

 lower ones sub-serrate; racemes panicled, a little recurved; flowers 

 large, the rays being much longer than the calyx; stem striated, 

 often purplish, pinnatifid, with numerous lateral flowering branches. 

 23. f. 



32. SORGHUM. (An Indian name.) 

 Exotic. 



Sacchara'tum, (broom-corn, y. g. Au. (v)) panicle somewhat whorled, 

 spreading; seeds oval ; glumes covered with permanent softish hairs ; 

 leaves linear. From the East Indies. 6 8. f. 



2 1 . SYRINGA. (From a fabulous nymph, Syrinx, who was chang- 

 ed into a reed, or perhaps more probably from its Turkish name. 

 Scrinx. The wood is used by the Turks for making pipe-stems.) 



Viilga'ris, (lilac, b-p. w. M. T?) leaves cordate; flowers in a thyrse. 

 Per^'sica, (persian lilac, b. M. T^) leaves lanceolate, entire and pin- 

 natifid. 



172. TAGETES. (From Tages, a fabulous deity of ancient times.) 



Exotic. 



Erec"la, fafrican marigold, y. Ju. ) leaves pinnate; leafets lanceo 

 16 



