Jepson eFlora: Taxon page
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Coptis laciniata
OREGON GOLDTHREAD

Higher Taxonomy
Family: RanunculaceaeView DescriptionDichotomous Key

Common Name: BUTTERCUP FAMILY
Habit: Annual, perennial herb, woody vine [shrub], occasionally aquatic. Leaf: generally basal and cauline, alternate or opposite, simple or compound; petioles at base generally flat, occasionally sheathing or stipule-like. Inflorescence: cyme, raceme, panicle, or flowers 1. Flower: generally bisexual, generally radial; sepals 3--6(20), free, early-deciduous or withering in fruit, generally green; petals 0--many, generally free; stamens generally 5--many, staminodes generally 0; pistils 1--many, ovary superior, chamber 1, style 0--1, generally +- persistent as beak, ovules 1--many. Fruit: achene, follicle, berry, +- utricle in Trautvetteria, in aggregate or not, 1--many-seeded.
Genera In Family: +- 60 genera, 1700 species: worldwide, especially northern temperate, tropical mountains; many ornamental (Adonis, Aquilegia, Clematis, Consolida, Delphinium, Helleborus, Nigella). Toxicity: some highly TOXIC (Aconitum, Actaea, Delphinium, Ranunculus). Note: Taxa of Isopyrum in TJM (1993) moved to Enemion; Kumlienia moved to Ranunculus.
eFlora Treatment Author: Margriet Wetherwax & Dieter H. Wilken, family description, key to genera
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: CoptisView Description 

Common Name: GOLDTHREAD
Habit: Perennial herb, generally glabrous. Stem: short, simple, stout, scaly. Leaf: 1--2-ternate or -pinnate, basal, petioled. Inflorescence: scapose, generally 1--4-flowered. Flower: bisexual or some staminate; sepals 5--8, petal-like, early-deciduous; petals 5--7, clawed, club-like with nectary at tip, or linear with nectary near base; pistils 4--15, short-stalked. Fruit: follicles, stalked, in umbel-like clusters, glabrous, walls papery, +- translucent. Seed: tan to dark brown, shiny, generally appearing wrinkled.
Species In Genus: +- 10 species: temperate North America, eastern Asia. Etymology: (Greek: cut, from leaves) Note: Petals sometimes considered modified staminodes.
eFlora Treatment Author: Bruce A. Ford & Dieter H. Wilken

Coptis laciniata A. Gray
NATIVE
Habit: Plant 11--24 cm; rhizomes or stolons slender, pale brown. Leaf: 3--8, generally 1(2)-ternate; leaflets ovate to triangular, terminal stalked or not, lobes generally 3, deeply, irregularly toothed to cut. Inflorescence: peduncle 5--10 cm, < leaves, in fruit to 25 cm, > leaves; pedicels 1.5--3 cm, elongated in fruit. Flower: sepals 6--11 mm, linear; petals 4--7 mm, claw +- thread-like, limb linear. Fruit: 5--11, stalk 4--7 mm, body 8--13 mm.
Ecology: Wet sites, seeps, streambanks, conifer forest; Elevation: 500--2000 m. Bioregional Distribution: NCo, w KR; Distribution Outside California: to Washington. Flowering Time: Mar--Apr
eFlora Treatment Author: Bruce A. Ford & Dieter H. Wilken
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

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botanical illustration including Coptis laciniata

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Citation for this treatment: Bruce A. Ford & Dieter H. Wilken 2016. Coptis laciniata, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=20254, accessed on May 02, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 02, 2016.


Geographic subdivisions for Coptis laciniata:
NCo, w KR;
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.