Ordki{ 91.— the HYDROPHYLLS. 203 



2 M. ar7en'sis. Field F. Fls. in 2-side(l, leafless racemes. Plant hairy. Pedict-ls 



twice as lono; as the open, equal calyx. Lvs. oblun<,'-lance., acute. Kare. w. 



3 M. stric'ta. Rough F. Flowers in 2-sidecl racemes, which arc leafy at their base. 



rciicels as long as the closed, 2-lipped calyx. Leaves oblong, w. 



5. CYNOGLOS'SUiM. Hound's-tongue. 



Calyx 5-parted. Corolla short, funnel-form, the throat closed with 5 

 ohtuse scales, lobes rounded. Nnts depressed, covered with short, hooked 

 prickles, fixed laterally to the base of the style. — Coarse herbs, strong- 

 scented, with the flowers in leafless, panicled racemes. June^ July. 

 C. officina'le. Common JL Velvety. Stem leafy (l-2f.). Flowers reddish purple. 

 C. virgin'icum. Stalked II. Hairy. Stem leafiess above ('2f ). Flowers pale blue. 

 C. Morriso'ni. Morrison's II. Hairy, leafy (2 3f.), wide-spread. Flowers whitish. 



Order XCI. HYDROPIIYXLACE.E. The Hydrophylls. 



Mostly Ttei-hs with alternate lobed leaves., and regular hlm^h flowers ; 

 calyx 5-cleft, usually with appendages at the clefts, persistent ; 

 corolla 5-lobed, often with 10 honey scales or furrows near the base ; 

 stamens 5, inserted into the corolla, with a single bifid xfyle ; 

 ovary simple, free, 1-celled, witli 2 usually projecting several-seeded 

 placenta3. 



Analysis of the Genera. 



1 Corolla with 10 honey scales inside, extending lengthwise 2 



1 Corolla destitute of honey scales. Stamens equalling corolla. Cusman'tiu-s. 2 

 2 Fls. in coiled cymes, without bracts. Placentce large, fleshy. llyDnopuYi.'i.LM. 1 

 2 Flowers in one-sided racemes, bractless. Placentce linear. Phack'i.ia. 



2 Flowers (mostly) solitary. Calyx very large. Leaves pinnatifid. Ellis 'ia. 



1. HYDROPHYL'LUM. Water-leaf. 



Sepals slightly united at base. Corolla campanulate, with 10 linear 

 honey scales running lengthwise, folded inward so as to form 5 grooves. 

 Stamens exserted. Pod globular, 2-celled, 1-4-seeded, with large, fleshy 

 plaoentjTC. — Handsome herbs, with the root leaves on long petioles, and 

 the flowers in clustered cymes, bluish or white. 



§ Calyx not appendaged. Stamens much exserted 1-3 



§ H. appcndicula'tum. Appendaged W. Calyx appendaged at the clefts. Stamens 

 not exserted. W. S. 



