510 HYDROPIIYLLACE.E. Phacdiu. 



oLlong or linear lobes ; tlie lower petioled ; tlie upper sessile and less divided : 

 flowers cyniose-elustered : corolla pale blue or nearly white : capsule about tlio 

 length of the calyx : ovules 40 or more : seeds minutely alveolate in vertical lines. 

 — Eutoca Frauktiiiil, \\. lUown in Frunkl. Jour. App> t. 27; Bot. Mag. t. 2985. 



Southwastcrii bonlitrs of Idaho, iiiul themforo Hkuly to occur in tho iiorlheuslem borduis of 

 Culifornia : c.xloiids iiuilln-ustvvuid to Liiko Superior uud Boar Luko. 



IG. P. Menziesii, Torr. Cinereous pubescent, and above mostly roughish-hir- 

 sute or even hispid, at length paniculately branclied : leaves usually sessile, linear ur 

 lanceolate and entin-, or some ot" them cleft into 2 to 5 linear or lanceolate entire 

 divisions or lobes : inflorescence thyrsoid-paniculate, the spikes or spike-like racemes 

 at lengtli elongatetl and strict : corolla bright violet, varying to while : capsule 

 shorter than the calyx : ovules 12 U) lb : seeds oblong, reticulate-]ntted. — llijdro- 

 phi/Uum lineare, Purali., Kl. i. \\S\. J'Jutoc.a Mi'mitsii, Jv. Jirown, 1. c. ; Hook. liot. 

 Mag. t. 3702. E. maUijlura, Duugl. ; Lindl. Lot. Keg. t. 1180. 



Coinniou iu open {ground tliruuj,^li tlic norths n part of tlie Sii'iiii Ncviidu, tlionce to Utah, Hiit- 

 ish Columbia, ice. It is veiy-lloriferous aud handsome ; the corolla usually deep violet, half to 

 three fourths of an inch iii dianietei-. 



* * * Stamens shorter than the corolla (in No. 20, 21, sometimes equalling it) : 

 iiijlorcscence sj/ici/orm or racemose. 



4- Leaves jiinnalijul, eloinjatcd-oblontf or sputulate ; the lobes short and obtuse : apjicn- 

 daijes of the corolla narrow and nearly free from the fdaments. 



++• Floivers (small) in at length elongated spikes. 



17. P. brachyloba, Gray. A foot or two high, erect, roughish-pubescent, above 

 viscid-glandular: leaves short-petioled ; the 7 to 15 lobes entire or obtusely few- 

 toothed : spikes solitary or in pairs, slender : flowers very short-pedicelled : lobes of 

 the campanulate nearly white corolla about half the length of the tube: style 2-cleft 

 above the uuddle : capsule oblong-oval, very obtuse, thin, shorter than the calyx : 

 seeds G or fewer to each placenta. — Proc. Am. Acad. x. 324. EtUoca brachyloba, 

 Benth. 1. c. 



Near JUIonterey and Santa Ikrbara, in o])en ground, Douglas, Brewer, Torrey. 



++ -n- Flowers loosely racemose and long-pedicelled : stems loiv or diffuse, a span or 

 less high : leaves mainly at or near the base. 



18. P. Douglasii, Torr. Pubescent and hirsute with mostly spreading hairs : 

 leaves clongatcd-ohlong or linear in outline, pinnatitid or pinnately parted into sev- 

 eral or numerous pairs of lolies; the terminal lobe hardly larger than the others and 

 not parallel-veined: caly.x-lobes sputulate: corolla oi»en-campanulate, rather large: 

 ovules 12 to 14 on each ililated placenta: capsule ovate, nmcronate. — Futoca Doug- 

 lasii, Benth. 1. c. 



Open grounds, rather common from Monterey southward. In aspect considerably resembling 

 Nemophila insitjnis. Pedicels an inch or less in length, spreading. Corolla lialf an inch high, 

 and proportionally broad when expanded. 



19. P. Davidsonii, Gray, 1. c. Low and depressed : hoary with appressed hir- 

 sute hairs and a minute close pid)escenco : leaves deeply pinnatilid into one or two 

 pairs of triangular entire lateral lobes, and a much larger oblong or lanceolate termi- 

 nal one, tho cons))icuous veins of which are nearly parallel, or some ujjper leaves 

 entire : racemes few-flowered : calyx-lobes oblanceolate or linear : corolla small 

 (3 lines long), violet-colored : ovules 8 or 10 to each placenta. 



Kern Co., California, Prof. Davidson. In aspect resembling tlie species of tho next section and 

 P. humilis, but with the long pedicels of the preceding ; tho llowers much smaller. 



-t- 4- Leaves entire, or the loiver rarely 1 - 2-lobed, not cordate, the veins parallel or 

 converging as in P. circinata : no glandular pubescence : calyx hirsute or hispid 



