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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Boraginaceae||View Description||Dichotomous Key|
|Genus: Phacelia||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Phacelia crenulata Torr. ex S. Watson
Habit: Annual 7--80 cm, aromatic. Stem: generally erect, 0--few-branched at base, stiff-hairy, glandular. Leaf: 20--80(120) mm, abruptly reduced distal to stem base; blade > petiole, oblong to elliptic, crenate to deeply lobed. Flower: calyx lobes 2.5--5 mm, 3--6 mm in fruit, oblong, puberulent to short-hairy, glandular; corolla bell-shaped, tube white, throat white to purple, scales fused to filament bases, crescent-shaped to oblong; stamens 10--15 mm, glabrous, filaments purple; style 12--15 mm, cleft 1/2--3/4, minutely glandular proximal to lobes. Fruit: 2.5--4 mm, ovoid to spheric, puberulent. Seed: generally 4, 2--3.5 mm; abaxial surface finely pitted; adaxial surface with central ridge separating 2 longitudinal grooves, ridge corrugated along 1 side.
Note: Varieties in California intergrade.
Unabridged Note: Phacelia crenulata Torr. ex S. Watson var. angustifolia N.D. Atwood in Utah, Arizona.
eFlora Treatment Author: Genevieve K. Walden, Robert Patterson, Laura M. Garrison & Debra R. Hansen
Jepson Online Interchange
Previous taxon: Phacelia corymbosa
Next taxon: Phacelia crenulata var. ambigua
Citation for this treatment: Genevieve K. Walden, Robert Patterson, Laura M. Garrison & Debra R. Hansen 2016. Phacelia crenulata, Revision 1, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=37441, accessed on October 22, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on October 22, 2016.