HTDEOPnyLLACEiE. (WATEELEAr FAMILY.) 81 



1. NEMOPHILA, Nutt. 

 Cal3rx 5-parted. Corolla rotate-campanulate, deeply 5-lobed, the throat appendaged 

 wdth 10 internal plates or scales. — Tender herbs M'ith diffuse and procumbent stems, and 

 pinnately lobed or divided leaves, more or less hirsute. 



* Leaves mostly alternate; stems long and weak, beset with stiff reflexed bristles. 



1. N. aurita, Lindl. Leaves large, with auriculate dilated and clasping base or 



winged petiole deeply pinnatitid into 5 to 9 rotrorse lobes; corolla violet, 5 to 12 lines in 



diameter. ' 



* * Leaves opposite not auricled at base. 



2. N. mactilata, Benth, Leaves lyrately pinnatifid into 5 to 9 short lobes, or the 

 uppermost only 3-lobed; corolla white, with a violet spot at the top of each lobe, over 

 an inch across. 



3. N. insignis, Dougl. Leaves similar to the last; corolla bright blue, its scales 

 short and roundish, partly free. 



4. N. Menziesii, Hook & Am. Leaves less divided than the last; corolla from 

 light blue to wliite and sprinkled with dots toward the center, its scales narrow and ad- 

 herent by one edge. 



• * * Upper leaves often alternate, mostly longer than the peduncles, and sleiider-petioledf 

 many only 3-6-lobed, one-sided. 



5. N. parviilora, Dougl. Slender and weak; corolla 2 to 5 lines across, light blue 

 or white. 



2. ELLISIA, L. 



Calyx 5-parted. Corolla campanulate, short in proportion to the calyx; scales minute 

 or obsolete. Stamens and style not exserted. 



1. E, chryaanthemifolia, Benth. Stem 1 or 2 ft. high, erect, branched; leaves dis- 

 sected into very many small and short divisions; flowers, small, white; capsule remark- 

 able, viz. : the mostly four ordinary rough seeds enclosed between the placentae, while, 

 between each placenta and the valve which it lines, is hidden a single thin, meniscoidal, 

 smooth seed. 



3. PHACELIA, Juss. 



Calyx deeply 5-parted, the divisions usually narrow and similar; corolla from almost 

 rotate to narrow-funnelform; commonly with appendages upon the inside of the tube in 

 the form of 10 vertical plates, approximate in jjairs between tlie bases of the filaments, 

 or adnate to tlic fdaments, one on each side. Stamens equally inserted low down or at 

 the base of the corolla. Herbs, mostly hirsute or hispid and branched from the base; 

 with simple or compound alternate leaves, or the lower opposite and more or less scor- 

 pioid inflorescncc. Corolla never yellow except in the throat. Ovules and seeds 4 in all 

 except the last speciea. (Sec Addenda.) 



