424 FLORA OF TEXAS. 



M. suFFRUTicosA, Torr. Very hispid and canescent with 

 spreading liairs; throws up several stems from a thick root 

 orcaudex; leaves hnear-spatulate and ohiw^Q', jloicers on 

 conspicuous pedicels; fructiferous calyx broadly ovate, 

 nearly erect; the segments ovate-lanceolate and closed over 

 the fruit; nutlets truncate at the summit, very smooth 

 and shining. 



This plant was collected by Marcy on the Red River. 

 Torrey declares it a genuine En'trichium, and in the Flora 

 of Marcy's Expedition calls it E. Jamesi, though in Ann. 

 Lye, ]Sr. York, 2, p. 225, he gives it the name above, M. 

 suffruticosa. 



CYNOGLOSSUM, Tourn. Houkd's-tongue. 



Cali/x 5-parted; corolla funnel-form, with the throat 

 closed with 5 obtuse scales ; racemes with the lower flowers 

 commonly bracted, the upper ones bractless ; stamens in- 

 cluded ; nutlets 4, fixed near the apex to the base of the 

 style, covered all over with barbed or hooked bristles. 



C. Virgi:n"icum, L. Hispid; stem 2°-3° high, simple, 

 stout, naked above ; racemes single or corymbose, bract- 

 less ; pedicels slender, recurved in fruit ; leaves oval or ob- 

 long, the lowest petioled, the upper auriculate and amplexi- 

 caul ; nutlets rounded anteriorly ; corolla pale blue. 



89. WATERLEAF FAMILY. Order, Hydrophyl- 



LACE^. 



Herbs, with alternate or opposite palmately or pinnately 

 divided leaves, and regular floicers, either solitary in the 

 axils, or in 1 -sided recurved spikes or racemes; calyx 

 5-parted, persistent, the lobes imbricated in the bud, and 

 often with reflexed appendages in the sinuses; corolla ob- 

 tusely 5-lobed, imbricated or convolute in the bud ; stamens 

 5, inserted into the base of the corolla, and alternate with 



