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Vascular Plants of California
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Apiastrum angustifolium


Higher Taxonomy
Family: Apiaceae (Umbelliferae)View DescriptionDichotomous Key
Common Name: CARROT FAMILY
Habit: Annual to perennial herb [shrub, tree], generally from taproot. Stem: generally +- scapose, generally ribbed, hollow. Leaf: basal and generally cauline, generally alternate; stipules generally 0; petiole base generally sheathing stem; blade generally much dissected, occasionally compound. Inflorescence: umbel or head, simple or compound, generally peduncled; bracts present in involucres or 0; bractlets generally present in "involucels". Flower: many, small, generally bisexual (or some staminate), generally radial (or outer bilateral); calyx 0 or lobes 5, small; petals 5, free, generally ovate or spoon-shaped, generally incurved at tips, generally +- ephemeral; stamens 5; pistil 1, ovary inferior, 2-chambered, generally with a +- conic, persistent projection or platform at tip subtending 2 free styles. Fruit: 2 dry, 1-seeded halves (= mericarps), separating from each other but generally +- persistent to central axis; ribs on halves 5, 2 marginal, 3 to back; oil tubes 1--several per interval between ribs.
Genera In Family: 300 genera, 3000 species: +- worldwide, especially temperate; many cultivated for food or spice (e.g., Carum, caraway; Daucus; Petroselinum); Bupleurum lancifolium Hornem. is historical garden weed; some toxic (e.g., Conium). Note: Mature fruit generally critical in identification, shape given in outline. Hydrocotyle moved to Araliaceae, Orogenia moved to Lomatium, Sphenosciadium moved to Angelica. Petroselinum crispum (Mill.) A.W. Hill is a waif.
eFlora Treatment Author: Lincoln Constance & Margriet Wetherwax, except as noted
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: ApiastrumView Description 



Etymology: (Latin: wild celery)
eFlora Treatment Author: Lincoln Constance & Margriet Wetherwax
Apiastrum angustifolium Nutt.
NATIVE
Habit: Annual, 5--50 cm, taprooted. Stem: many-branched throughout. Leaf: mostly cauline, generally opposite; petiole 2--4 cm; blade 1--5 cm, round, finely ternately dissected, segments 5--25 mm, linear to oblong. Inflorescence: umbels compound, peduncled or not, from axils or opposite distal leaves; bracts, bractlets 0; rays 2--3, pedicels few, unequal, spreading. Flower: calyx lobes 0; petals wide, white, tip acute, not incurved; ovary tip projection flat to +- conic. Fruit: 1--1.5 mm, elliptic-cordate, compressed side-to-side, papillate-roughened, glabrous in age; ribs thread-like; oil tube 1 per rib-interval; fruit axis divided to base. Seed: face concave. Chromosomes: 2n=22.
Ecology: Chaparral, coastal scrub; Elevation: < 1500 m. Bioregional Distribution: CA-FP; Distribution Outside California: Baja California. Flowering Time: Mar--Apr
Jepson eFlora Author: Lincoln Constance & Margriet Wetherwax
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

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Botanical illustration including Apiastrum angustifolium

botanical illustration including Apiastrum angustifolium

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Citation for this treatment: Lincoln Constance & Margriet Wetherwax 2012, Apiastrum angustifolium, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=13619, accessed on April 19, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on April 19, 2024.

Apiastrum angustifolium
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©2006 Steve Matson
Apiastrum angustifolium
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©2013 Steve Matson
Apiastrum angustifolium
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©2006 Keir Morse
Apiastrum angustifolium
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©2013 Steve Matson
Apiastrum angustifolium
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©2016 Neal Kramer

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Geographic subdivisions for Apiastrum angustifolium:
CA-FP
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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).





 

Data provided by the participants of the  Consortium of California Herbaria.
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All markers link to CCH specimen records. The original determination is shown in the popup window.
Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time (fruiting time in some monocot genera).