|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
|Family: Rhamnaceae||View Description||Dichotomous Key|
|Genus: Ceanothus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Ceanothus purpureus Jeps.
Habit: Plant generally erect, open, < 1.5 m. Stem: ascending to erect, occasionally spreading, intricately branched; twigs red-brown. Leaf: opposite, evergreen, generally reflexed; stipules knob-like; petiole 1--2 mm; blade 12--25 mm, 7--20 mm wide, wide-obovate to -elliptic, adaxially green, glabrous, abaxially +- minutely short-strigose, hairy on veins, tip acute to sharp-toothed, margin wavy, teeth 7--15, spine-like. Inflorescence: umbel-like, 1--2 cm. Flower: dark blue to purple. Fruit: 4--5 mm wide, smooth; horns 1--2 mm, slender. Chromosomes: 2n=24.
Ecology: Volcanic substrates, slopes, chaparral; Elevation: 145--670 m. Bioregional Distribution: s NCoRO/NCoRI, s NCoRI, n SnFrB. Flowering Time: Feb--Apr
eFlora Treatment Author: Dieter H. Wilken
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Ceanothus pumilus
Next taxon: Ceanothus rigidus
Citation for this treatment: Dieter H. Wilken 2016. Ceanothus purpureus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=18492, accessed on February 12, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 12, 2016.