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4, Phacelia Juss. 
Calyx 5-parted, Sinuses naked. Lobes 
equal. Corolla campanulate, deciduous. Ovary 
incompletely 2-celled or 1-celled, with two pa- 
rietal placentea. Number of ovules variable. 
Stigma 2-cleft. Capsule incompletely 2-celled 
or l-celled, loculicidal. Inflorescénce circi- 
nate, cymose. 
1. P. crrcinata Jacq. Ovary contains four 
ovules, inflorescence thyrsoid, circinate, with 
very short pedicels; leaves entire, the lower- 
most tapering into a petiole with one or two 
pairs of leaflets; corolla blue or white.—2,. 
Common. Summer. 
2. P. matv@rotia Cham. Ovary contains 
four ovules; circinate spikes solitary or gemi- 
nate, not collected into a thyrsoid inflores- 
cence; all leaves petiolate, cordate, lobed, den- 
tate; corolla palee—@®. San Francisco. Sum- 
mer. Leaves sting somewhat like nettles. 
3. P. mispipa Gray. Ovary contains four 
ovules; inflorescence thyrsoid, circinate; flow- 
ers with short pedicels; sepals very narrow, 
much longer than the capsule; leaves about 5- 
parted; corolla red.—©. Livermore. Spring. 
4. P.pistans Benth. Ovary contains four 
ovules; inflorescence thyrsoid, circinate;. flow- 
ers sessile; sepals unequal and much longer 
than the capsule; leaves finely and decom- 
