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 December 10, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on December 10, 2016.


Geographic subdivisions for Coptis laciniata:
NCo, w KR;
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
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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.