302 HOKKAGIXACEiE. (OOHAtiK FAMILY.) 



eiitiro h-avts. ami sliou \ j)Uiiili>li blue flowers in ((nyinbod or pauicled racemes, 

 llie ii|i|iir olio liiaclless. 



I. M. Virginica, !>('. Smooth; Mtciii iTCil, siiii|il(' ; loaves nieiiiliraua- 

 oeoiis, <lii|»ti<al or obovale-ol)loiig, the lower oiie.s narrowed into a petiole; 

 raeeiiics eorymliose ; eorolla large, naked and e.\|)auding at the throat, 

 jdightlv lobed ; lilauients longer than tlie anthers. — Kivcr banks and along 

 streams in tiie upper districts. May. — Stem l°-2°higli. Leaves 2' -3', 

 or the lowest 4'-0' long. Corolla 1' long. 



9. MYOSOTIS, L. Fokget-.mk-not. 



Calvx .')-cleft. Corolla salver-form, r)-lolied, cnnvuhitc in the bud ; the tube 

 a."* loiig as tile calyx, witii ") obtu.se apj)endages in the throat. Stamens very 

 short, included. Nutlets 4, ellii)tical, compressed, smooth, with a minute scar 

 at the base. — Low hairy herbs, with entire alternate leaves, and small white 

 or blue flowers in tta-minal bractless racemes. 



1. M. palustris, With. Smooth, or slightly roughened with apprcssed 

 scattered hairs ; stem weak, slender, creeping at the base, branching; leaves 

 lanceolate, obtu.se, the lowest sj)atulate ; racemes elongated in fruit; flowers 

 distant, *m widely spreading pedicels ; calyx hispid, the teeth eijual and ob- 

 tuse; corolla i)ale blue. — Low grounds. Introduced. May. M — Stem 1° 

 high. Leaves 1'- lA' long. 



2. M. verna, Xutt. Ilir.sute ; stem erect (4' -8' high), liranching above ; 

 leaves lanceolate, sessile ; the lower ones s])atulate, obtuse ; calyx longer than 

 the appressed pedicel, hispid, with the hairs near the ))ase hooked ; the teeth 

 une(pial, acute. — Var. MACifosPKRM.v is every way larger (l°-li° high) ; 

 calyx with all the hairs hooked, the lower teeth twice as long as the upper 

 ones. — Dry places in the u])per districts; the variety, Florida, and westward. 

 March - April. (^ — Corolla white or pale l)lue. 



10. CYNOGLOSSUM, Tourn. HofNn's-TONGUE. 



Calyx 5-parted. Corolla funnel-form, witli tlie throat closed with 5 ohtuse 

 scales. Stamens inelu<led. Nutlets 4, spreading, fixed near the ai)ex to the 

 base of the central column, covered all over with barl)ed or hooked bristles. 

 — Racemes with the lower flowers commonly bracted, the upper bractless. 



1. C. officinale, L. Villous; stem leafy, branched above ; leaves lanceo- 

 late or obli>ng, acute ; the upper sessile, the lowest tapering into a long peti- 

 ole ; racemes hoary, nearly bractless; nutlets flattened anteriorly and sligiitly 

 margined; corolla reddish violet. — Waste grounds. Introduced. — Stem 

 1^°- 2' high. 



2. C. Virginicum, L. Hispid; stem .simple, stout, naked above ; leaves 

 oval or oblong; the lowest petioled, the upper auriculate ' and clasjiing; 

 racemes single or corymbo.se, bractless ; pedicels slender, recurved in fruit ; 

 nutlets rounded anteriorly : corolla pale blue. — Dry soil, chiefly in the upper 

 districts. May -June. — Stem 2'^-. 3' high. Lowest leaves 6' -9' long. Nut- 

 lets 1 - 4. 



