186 



RANUNCULACEAE 



12. Delphinium decorum Fisch. & Mey. Coast Larkspur. Fig. 1789. 



Delphinium decorum Fisch. & Mey. Ind. Sem. Hort. Petrop. 3: 33. 1837. 

 Delphinium decorum var. racemosum Eastw. Bull. Torrey Club 28: 671. 1907. 



Stems from a globose tuber or fleshy root, usually solitary and simple, flexuous or erect, 

 1-4 dm. high, more or less grayish pubescent with short recurved hairs. Leaves 2-4 cm. broad, 

 3- or usually 5-parted, the segments oblong-elliptic and entire to cuneate and toothed or rather 

 shallowly lobed, the teeth or lobes obtuse to rounded, upper leaves smaller and the segments 

 narrower ; raceme loosely 3-20-flowered, the lower pedicels elongated ; sepals deep violet-purple, 

 15-20 mm. long, the spur 15 mm. long, rather stout and usually straight, pubescent; follicles 

 8 mm. long, somewhat divergent at the apex, glabrous; seeds merely margined on the angles, 

 reticulate-roughened. 



Bluffs and rocky hillsides, mainly Humid Transition Zone; coastal region from Mendocino County to 

 Santa Cruz County, California. Type locality: Bodega Bay. March-May. 



Delphinium decorum var. patens (Benth.) A. Gray, Bot. Gaz. 12: 54. 1887. (Delphinium patens 

 Benth. PI. Hartw. 296. 1848; D. gracilentum Greene; D. Greenei Eastw.) More slender than the typical 

 species; racemes simple or compound, few-flowered; pedicels slender, usually glabrous; sepals violet-purple, 

 10-12 mm. long, narrowly elliptic, equaling the stout sparsely pubescent spur; follicles divergent, 9-10 mm. 

 long, glabrous, Usually on partially shaded slopes in rich soil, Upper Sonoran Zone; Coast Ranges and western 

 slopes of the Sierra Nevada to northern Lower California. 



13. Delphinium uliginosum Curran. Swamp Larkspur. Fig. 1790. 



Delphinium uliginosum Curran, Bull. Calif. Acad. 1: 151. 1885. 

 Delphinium decorum var. uliginosum Huth, Helios 10: 35. 1892. 



Stems erect, from woody fibrous roots, 4-6 dm. high, glabrous or nearly so. Basal leaves 

 2-4 cm. broad, glabrous, cuneately flabelliform, 3-cleft, the segments entire, or commonly with 

 2 or 3 teeth; raceme strict, 3-12-flowered ; pedicels shorter than the spur; sepals blue, 8-12 mm. 

 long, the spur 12-15 mm. long, straight, sparsely pubescent; upper petals white with rounded 

 violet tips, shallowly notched; lower petals violet, ciliate on the margin, and villous above; 

 follicles slender, straight, 8-10 mm. long, puberulent; seeds densely clothed with minute blunt 

 processes. 



Margins of streams and swampy ground, Upper Sonoran Zone; North Coast Ranges, California. Type 

 locality: swampy ground, almost in the water, Epperson's, Lake County, California. May-June. 



14. Delphinium Hansenii Greene. Hansen's Larkspur. Fig. 1791. 



Delphinium hesperium var. Hansenii Greene, Fl. Fran. 304. 1892. 



Delphinium Hansenii Greene, Pittonia 3:94. 1896. 



Delphinium Hansenii var. kernense Davidson, Muhlenbergia 4: 37. 1908. 



Stem simple, erect, from a fasciculately branching woody root, 4-8 dm. high, puberulent 

 with recurved hairs. Leaves and petioles pubescent with spreading hairs, 2-5 cm. broad, 5-parted, 

 the segments usually narrow, lobed and toothed; raceme strict, 6-40 cm. long; pedicels ascend- 

 ing, 1-2.5 cm. long; sepals dark violet-blue, or often bluish pink or nearly white, 6-8 mm. long, 

 the spur stout, usually curved upward, about as long as the sepals, both it and the sepals minutely 

 appressed-puberulent ; upper petals white, violet above, notched or entire; lower petals violet, 

 3-4 mm. broad ; follicles straight, 7 mm. long, puberulent to glabrate ; seeds triangular, scaly- 

 echinate, especially on the margins. 



Rocky hillsides, Upper Sonoran Zone; foothills of the Sierra Nevada, from Butte County to Kern County, 

 California. Type locality: Agricultural Station, Amador County. May-Aug. 



1787 



1788 



1787. Delphinium strictum 



1788. Delphinium oreganum 



1789. Delphinium decorum 



