|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Rhamnaceae||View Description||Dichotomous Key|
|Genus: Ceanothus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Ceanothus roderickii W. Knight
Habit: Plant mat- to mound-like, open, < 0.5 m. Stem: spreading to +- ascending, occasionally arched, often rooting at distal nodes; twigs red-brown. Leaf: opposite, some clustered, evergreen, generally also clustered, generally erect; stipules knob-like; petiole 1--2 mm; blade 4--11 mm, 2--6 mm wide, length generally > 2 × width, oblanceolate, adaxially dull green, +- glabrous, abaxially short-strigose between veins, tip obtuse to +- notched, margin +- not thick, +- not rolled under, entire, teeth 0--5. Inflorescence: umbel-like, 0.5--1 cm. Flower: white tinged blue. Fruit: 4--5 mm wide, bulged distally; horns generally 0.
Ecology: Rocky, gabbro-derived substrates, chaparral, oak/pine woodland; Elevation: 260--630 m. Bioregional Distribution: n SNF (w El Dorado Co.). Flowering Time: Mar--Jun
eFlora Treatment Author: Dieter H. Wilken & Dylan O. Burge
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Ceanothus rigidus
Next taxon: Ceanothus sanguineus
Citation for this treatment: Dieter H. Wilken & Dylan O. Burge 2017. Ceanothus roderickii, in Jepson Flora Project (eds.) Jepson eFlora, Revision 4, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=18494, accessed on March 29, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 29, 2017.