80 HYDROPHYLLACEH. (WATERLEAF FAMILY.) 
Var. tenera, Gr., is a depauperate form; frequently the peduncles only 1-flowered. 
23. G. tricolor, Benth. A span to a foot or two high, in age diffusely branched;. 
flowers few, in loose, rather short peduncled clusters; corolla with a very short proper 
tube and an ample campanulate throat which is pale yellow or orange below, dark pur- 
ple above; the lilac or violet lobes longer than the stamens. 
24. G. inconspicua, Dougl. A span to a foot high, somewhat viscid or glandular; 
corolla violet-purple or bluish, twice or thrice the length of the calyx, but small, the 
lobes only a line long. It passes by gradation into 
Var. sinuata, Gr., with the tube of the corolla more slender and exserted and the 
lobes often 2 lines long. 
2. POLEMONIUM. Tourn. 
Flowers as in Gilia, § Hugilia, but the corolla short and broad, the stamens somewhat 
declined, the filaments hairy appendaged at the base. Calyx herbaceous, its divisions 
and those of the pinnate leaves pointless. 
1, P. ceruleum, L. (GrzeEK VauLerian.) Smooth or viscid-pubescent, 2 or 3 ft. 
high, leafy, usually bearing numerous flowers; corolla an inch or more across, bright blue 
varying to white; stamens and style exserted. [See bottom of p. 122.] 
Ozper 39. HYDROPHYLLACHA. 
Inflorescence usually scorpioid; flowers perfect, regular, 5-androus, the two styles dis- 
tinct at least at the apex; stigmas terminal, small, capitate. Only in Romanzoffia are 
the stigmas as well as the styles united. Ovary commonly hispid or hirsute, at least at 
the top.—Mostly herbs, with alternate or rarely opposite leaves and no stipules. 
Tribe 1. HYDROPHYLLEZ. Ovary and capsule 1-celled. Style 2-cleft. 
Corolla almost always convolute in the bud. Herbs. 
Flowers solitary or loosely racemose. 
Calyx with reflexed appendages..........cceeecececcecneeee Setasialaneteee Nemophila. 1 
Calyx naked at the sinuses.......... rarehor arate praia aelasareita aeioartandloa olan me aaeses Ellisia. 2 
Tribe 2. PHACELIBZS, Ovary 1-2-celled. Style 1-2-cleft. Corolla imbricated in 
the bud. Calyx naked at the sinuses, Herbs. , 
Corolla not yellow, deciduous.......... cece cece eee e ween ee cece enee ee Phacelia. 3 
Corolla yellow, persistent..........ecececeeeseeeceveeenenseseeees Emmenanthe, + 
Style and stigma entire........ecce ec ece ese e eect eee c een e eee eenees Romanzoffia. 5 
Tribe 3. NAMEZ. Ovary, capsule, dehiscence, ete., nearly of Phaceliew. Styles 
distinct to the base, stigmas capitate. 
Low shruba..........sececeee seen noes SoS Oe Ue hie Se Se Sin oie cee Eriodictyon. 6 
