I'r2'2 l.AiUAT.T.. (mint family.) 



2. N. Glechoma, Bcntli. Stem prostrate or orcfpln^, pnhpsccnt ; Icavci 

 ruiiU(l-((iril:Ui\ oliiii^c, sornitc, jjctiolud ; wliorls in nearly all the ixils, few 

 flowered; eorolla hlue. — Low sliady plaees, near dwelliii;rs. Introduced. — 

 Stem 4'- 12' ionj^. Leaves V - 1' loiif^. Anthers forming a cross. 



18. CEDRONELLA, M.eiuh. 



Calyx hell-shaped, nearly equally 5-toothed ; the mouth ohlique. Corolla 

 dilated at the throat, 2-lii)pcd ; the upper lip straight, 2-cleft, the lower 3-elefr, 

 with the middle lot)e largest. Stamens 4, aseending, the ujijier pair longest 

 anther-cells jiaraliel. Nutlets smooth. — Flowers in a terminal spike or raceme. 



1. C. COrdata, Benth. Stem low, puhesecnt. hearing long runners ; leaves 

 long-petioled, eordate, ercnatc, smoothish ; the floral ones ovate; raeemc few- 

 flowered, 1-sided; cymes 1 - 3-flowei-ed ; calyx and iiale-hlue corolla large. 

 (Dracocephalnni cordatum, Nutt.) — Shady banks, on the mountains of North 

 Carolina. May and June. — Stem ^° high, cix-eping at the base. Leaves 1' 

 long. Corolla 1 V long. Plant pleasant-scented. 



19. BRUNELLA, Tourn. Sklf-hkai.. 



Calyx tuhular-bell-shaped, 10-nerved, flat above, 2-lip])('d ; upper lip broad, 

 truncated, 3-toothcd, the lower 2-olcft. Corolla-tube slightly inflated under the 

 tin-oat, 2-lippcd ; the upper lip roundish, arching, entire, the lower 3-lobcd, 

 with the middle lobe rounded, concave, crenatc. Stamens 4, exserted, the 

 smooth filament prolonged above the anther : anther-cells spreading. — Herbs, 

 with 6-flowered densely-spiked whorls. I'loral leaves oibicular, imbricated, 

 persistent. 



1. B. vulgaris, L. Pubescent or smoothish; stem erect, mostly simple ; 

 leaves ovate or oblong, serrate, petioled ; spikes oblong or cylindrical ; flowers 

 purple. — Low grounds, Florida, and northward. Introduced. — Stem 6' -12' 

 high. Spikes thick, lateral and terniinal. 



20. SCUTELLARIA, L. Skullcap. 



Calyx bell-shaped, 2-lippcd, entire and closed after flowering ; the upper lip 

 furnished with a helmet-shaped apiiendage on the back, and falling away at 

 nuiturity, the lower persistent. Corolla-tube recurved-ascending, dilated at the 

 throat, 2-lipped ; the upper lip arching, entire or notched, with the small lateral 

 lobes united with its sides, the lowest lobe large and spreading. Stamens 4, 

 ascending: anthers ciliate, a])proximate by pairs, those on the shorter filaments 

 1 -celled, on the longer ones 2-celled, cordate. — Perennial mostly inodorous 

 herbs. Flowers opposite, solitary, in the axils of the upper, mostly bract-like 

 leaves, rarely in lateral racemes. Corolla blue or white. 



* Flowers in terminal racemes. 

 ■t- Leaves cordate, ovate or ohlony, crenaie, petioled ; the floral oms shorli r than the 



flowers, entire. 



1. S. versicolor, Nutt. Softly pubescent; stem stout, branched above; 

 leaves large, long-petioled, all broadly cordate, rugose and reticulate ; the floral 



