HYDROPHYLLACE^. 67 



procera, Gr. Leaf -lobes acute: filaments much exserted. 

 Menziesii, Torr. Corolla violet or white, 6 to 10 lines broad, 

 brachyloba, Gr. Corolla small, whitish: stamens not exserted. 

 Douglasii, Torr. Diffuse: corolla campauulate, 5 to 10 lines broad. 

 Davidsoni, Gr. Hoary: leaves strigose: pedicels equaling calyx. 

 circinatiformis, Gr. Spikes dense: stamens included: seeds 6 or more, 

 divaricata, Gr. Corolla broadly campanulate, blue, 7 to 10 lines broad. 

 Microgenetes, Gr. Style cleft only at apex: stamens unequal, included. 

 bicolor, Torr. Diffuse: racemes loose: corolla-tube yellowish. 



6. EMMENANTHE, Bentham. 

 parviflora, Gr. Very viscid: corolla not exceeding calyx. 

 peudulMora, Benth. Less viscid: corolla exceeding calyx. 



7. ROMANZOFFIA, Chamisso. 

 XJualaskensis, Cham. Calyx-lobes little shorter than the corolla. 

 Sitcheusis, Bong. Pedicels, funnelform corolla and style longer. 



8. HESPEROCHIRON, Watson. 



1. H. Californicus, Wat. Corolla-lobes shorter than the tube. 



2. H. pumilus, Porter. Corolla nearly rotate, tube bearded within. 



9. NAMA, Linnaeus. 



1. N. Lobbi, Gr. Silky- woolly: leaves entire: flowers nearly sessile. 



2. N. Rothrockii, Gr. Leaves almost pinnatifid: flowers in terminal heads. 



3. N. Parryi, Gr. Cymes scorpioid: leaves linear, undulate, villous. 



10. ERIODICTYON, Bentham. 



1. E. tomentosum, Benth. Whitened or rusty with dense pubescence. 'S. CaL 



2. E. glutinosum, Benth. Sticky, resinous coated: corolla 6 lines long. CaL 



BORRAGINACEJ). 



§ 1. Ovary merely 4-lobed: stigma broad, sessile: glabrous: succulent 1 



§ 2. Ovary 4-parted into seed-like nutlets; style conspicuous; stigma small. 

 " Nutlet^ Jixe.d by the base to aflat receptacle, smooth and shining. 



Flowers leafy-bracted: corolla imbricated, yellow: soft-hairy 2 



Flowers bractless: corolla convolute, blue in* white 3 



