TD DIDYNAMIA. GYMNOSPERMIA 



USPS ill domestic economy, &c. are well known, It was one o! the vulgar notions of the age gone by, 

 thatt^spl^ntspranrupsp^^^ spots where human blood had been spilled by any casualty, or 



violence. 



234. TRICHOSTEMA. Nutt. Gen. 519. 

 [Gr. Thrix, triclios, a hair, and Simc, a stamen; alluding to its long, hair-like stamens.] 

 Cal. re^upinate. Cor. upper lip falcate. Stamens very long, incurved. 

 T. DiCHOTOMA. Ell. Leaves rhomboid-lanceolate, pubescent; flowers in dichotomous panicles. 

 F«/go— Bastard Pennyroyal. Blue Curls. 



Fl Middle of August, and after. Fr. mat I^ast of September. 



Ilab. Sandy grounds; old fields, &c. frequent. 8 to 15 inches high: flowers bright blue. 



Ohs. This plant, when slightly bruised, emits an odor remarkably similar to that of the ripe kernels of 

 the Juglans nigra, or black walnut. 



OUBSa, ANGIOSFBIIMIA. 



a. Calyx mostly S-clcft. 



235. PHRYMA. Nutt. Gen. 520. 

 tA Linniean name; whose origin, orderivation, has not even been conjectured.] 



Cal. cylindric; upper lip longer, trifid; lower bidentate. Cor. upper lip emarginate; lower large. Seed 1 

 T leptostachya Ell. Leaves ovate, coarsely serrate: spikes slender; flowers opposite; fruit reflexe^ 

 Fl. Beginning of July- Fr. mat. Mddle of September- 



Hab. Borders of woodlands; fence-rows, &c. frequent. 1 to 2 feet high: flowers pale purple, small. 



Ohs The thin membranaceous Capsule, is liable to be overlooked by the student; and, indeed, the plani 

 h^Theen %ce!-mGymno..permia by very able botanists who have only seen dried specimens: but tbef 

 geed-vessel is quite obvious in the fresh plant-especially before the fruit is fully mature. 



236. SCROPBULARIA. Nutt. Gen. 528. 

 [Said to have been so named, from its supposed virtues in curing Scrophula.^ 

 Cor. sub-globose, resupinate, middle segment of the lower lip reflexed. Caps. 2 celled. 

 S. KARiLANDicA. Ell. Stem square: leaves ovate, doubly serrate; panicle terminal, compound, loose 

 Fit/g-o— Carpenter's Square. Maryland Fig-wort. 



Fl. Last of May till September. Fr. mat. August, and after. 



Hah. Fence-rows; woodlands, &c. frequent. 3 to 6 feet high: flowers dingy greenish purple- 



Ohs. This plant may be readily reco?;nized by " a small spathulate purple appendage attached to the tube 

 of the corolla, just below the base of the upper segment." The root, bruised, is a popular application to 

 phlegmons, &c. with a view to promote suppuration. What the real virtues of the plant are, I am unable 

 to say. 



237. BUCHNERA. Nutt. Gen. 531. 

 [In honor of Jo/jrt Gottfried Buchner; a German Botanist.] 



Cor. tube slender, long, border 5 lobed, lobes nearly equal, obcordate. Stam. short. Caps. 5 celled, 

 B. AMERICANA. Ell. Scabrous; hairy; leaves lanceolate, opposite, sessile; spike remote-flowered. 

 Fl. Latter end of August. Fr. mat. 



Hah. Wet meadow, at Hayes' bridge. Street road: rare. 1 to 2 feet high: flowers puj-ple- 



06s. I have only met with this in the above mentioned locality. The flowers, at first view, considerably 

 resemble those of Phlox- 



238. ANTIRRHINUM. Nutt. Gen. 532. 

 [Gr. Anti, equal, or like, and Rhin, a nose; the flowers resembling the snout of some animals.] 



CoR. spurred, or gibbous at base; ringent, throat closed by the prominent palate. Caps, ovate, 2 valved- 



A. LIN ARIA. Ph. Glabrous; leaves scattered, lance-linear; spike terminal, dense-flowered; spur long; 



F«/go— Toad-flax. Ransted weed. Devil's flax. Wild Snap-dragon. 



Fl. Last of May till October. Fr. mat. A'lgust, and after. 



Hab. Fence-rows: fields, &.c. common. 1 to 2 feet high: flowers yellow. 



06s. This is a foreigner, but very extensively naturalized; and a most unwelcome intruder upon our 

 farm-?;— being utterly worthless, and monopolizing much ground. 



