BORAGINACEAE (BORAGE FAMILY) 187 



HYDROPHYLLUM (WATER-LEAF) 



Leaves alternate, petioled, pinnately lobed or divided. Flowers on long 

 naked peduncles, in terminal scorpoid clusters. Calyx without appendages 

 at the sinuses. Corolla campanulate, with appendages inside. Filaments 

 bearded at the middle. Seeds 1-4. (Gk. hydro = water, phyllon = a 

 leaf ; it was supposed that each leaf had a water cavity.) 



A. Flowers in a dense head; peduncle shorter than the petiole; leaf lobes obtuse. 



E. H. capitatum 



AA. Flowers in a loose head or a cyme; peduncle longer than the petiole. 



B. Basal leaves 3~5-parted; calyx lobes glabrous on the back, ciliate with stiff 



hairs; leaf-lobes mostly acute. W. H. tenuipes 



BB. Basal leaves 5-is-parted; calyx lobes pubescent on the back, ciliate with long 



soft hairs. 



C. Leaf lobes obtuse. U. C. H. occidentals 



CC. Leaf lobes acute. 



D. Plant 4-6 cm. high. C. E. H. albifrons 



DD. Plant 20-40 cm. high. E. H. fendleri 



CAPNOREA 



Leaves entire, spatulate or oblong. Calyx 5-y-parted. Corolla cam- 

 panulate to saucer-shaped. Style 2-cleft. Capsule loculicidal. Seeds 

 15-20, large. (Gk. kapnos = smoke; apparently from the smoke-colored 

 leaves.) 



A. Corolla saucer-shaped. 

 B. Leaves pubescent beneath. 



C. Pubescence appressed. E. C. villosula 

 CC. Pubescence not appressed. E. C. hirtella 



BB. Leaves glabrous except on the margin. 



D. Calyx lobes very unequal. E. C. fulcrata 

 DD. Calj'x lobes almost equal. E. C. pumila 



AA. Corolla campanulate. E. C. nana 



CONANTHUS 



Annual. Leaves alternate. Calyx sinuses without appendages. Corolla 

 tubular-funnelform, without appendages inside. Stamens included. Seeds 

 10-20. (Gk. konos = a cone, anthos = a flower ; probably referring to 

 the form of the corolla.) 



A. Corolla 5 mm. or less long. E. C. parviflora 



AA. Corolla 6 mm. or more long. E. C. aretioides 



BORAGINACEAE (BORAGE FAMILY) 



Herbs, annual or perennial. Leaves alternate, rarely opposite 

 or whorled, mostly entire, hairy; stipules none. Flowers perfect, 

 mostly blue, mostly in i-sided scorpoid spikes or racemes or cymes. 



