POLEMONIACE^. 247 



stamens exserted: capsule few-seeded. Plains of the lower Sacramento; 

 plentiful near Fairfield and Suisun. A peculiar soft-leaved and scentless 

 species. April, May. 



5. N. Yiscidnla, Bentk. Only 2 4 in. high, simple or branching 

 from the base: viscid-pubescent: stem- leaves extremely narrow, remotely 

 pinnatifid; the floral rigid, pinnatifid-toothed, and, with the bracts and 

 calyx-teeth spinescent : corolla large, rather narrow, perfectly regular, deep 

 blue, stamens straight' cells of capsule 1-seeded. In dry rather sandy 

 soils, from Napa Valley southward. June. 



6. N. heterodoxa, Greene. Slight pubescence of the preceding, but 

 extremely viscid, mephitic-scented; stem 6 12 in. high, with many 

 slender wide-spread branches : lowest cauline leaves with linear-filiform 

 rachis and pinnate segments, the latter in 57 pairs; the upper and 

 floral more lanceolate, and with pinnate teeth toward the base only; 

 bracts broadly ovate, subulate-acuminate: segments of calyx subequal, 

 entire: corolla blue, with short tube, open-campanulate limb and exserted 

 declined stamens: seeds small, 4 or 5 in each cell. Hills of Napa and 

 Sonoma counties, and southward to beyond Santa Clara. June Aug. 



7. X. parvula, Greene. Low but stoutish with numerous short 

 branches, 24 in. high; glandular-puberulent, very viscid and aromatic: 

 lowest leaves linear, entire, the upper rather broader and with subulate 

 teeth or segments: corolla about 4 lines long, broadly tubular-funnel- 

 form, light blue: stamens very unequal, the 2 posterior included, the 3 

 anterior long-exserted and declined. Near Crystal Springs. June. 



8. N. mellita, Greene. Slender and low, 2 5 in. high and with 

 ascending or spreading branches, the branches glandular-villous : herbage 

 very viscid and honey-scented: lowest leaves divided pinnately into 

 subulate-acerose spine-like segments, those of the upper leafy-dilated 

 and spine-tipped: corolla narrowly tubular-funnelform, minute, not 

 exceeding the calyx, very pale blue: stamens included. San Mateo Co., 

 near Belmont, and northward. June Aug. 



9. X. pnbescens (Benth.), Hook. & Am. Tall, stoutish, flexuous and 

 branching, soft-pubescent, the herbage with a strong hircine odor: leaf- 

 segments 511, the terminal or odd one spatulate-dilated, the others 

 linear, all with numerous sharp and stiff teeth or lobes : calyx-teeth all 

 pungent-tipped, 3 small and entire, 2 twice as large and toothed: corolla 

 deep blue or purple, % in. long; throat funnelform; stamens exserted: 

 capsule 1-celled and 1-seeded. Common on low foothills of the inner 

 ranges, and plains adjacent. April June. 



10. X. squarrosa (Esch.), Hook. & Arn. Stout, rigid, ^1 ft. high, 

 branching, very viscid-pubescent, strongly mephilic- scented: leaves and 

 bracts pinnately parted, the segments spinescent: corolla salver/orm, 



