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Cardionema ramosissimum

Higher Taxonomy
Family: CaryophyllaceaeView DescriptionDichotomous Key

Common Name: PINK FAMILY
Habit: Annual to perennial herb; rarely dioecious (Silene), taprooted or rhizome generally slender. Leaf: simple, generally opposite (subwhorled), entire, pairs at nodes often +- connected at bases; stipules generally 0; petiole generally 0. Inflorescence: generally cyme, generally open; flowers 1--many; involucre generally 0 (present in Dianthus, Petrorhagia). Flower: generally bisexual, radial; hypanthium often present but obscure; sepals (4)5, +- free or fused into a tube, margins generally scarious, more so on inner 2 or not, tube generally not scarious, awns generally 0; petals (4)5 or 0, generally tapered to base (or with claw long, limb expanded), entire to 2--several-lobed, limb generally without scale-like appendages adaxially, generally without ear-like lobes at base; stamens generally 10, generally fertile, generally free, generally from ovary base; nectaries 0 or 5; ovary superior, generally 1-chambered, placentas basal or free-central, styles 2--5 with 0 branches or 1 with 2--3 branches. Fruit: capsule or utricle (rarely +- dehiscent), generally sessile.
Genera In Family: 83 or 89 genera, 3000 species: widespread, especially arctic, alpine, temperate northern hemisphere; some cultivated (Agrostemma, Arenaria, Cerastium, Dianthus, Gypsophila, Lychnis, Sagina, Saponaria, Silene, Vaccaria). Note: Apetalous Caryophyllaceae can also be keyed in Rabeler & Hartman 2005 FNANM 5:5--8.
eFlora Treatment Author: Ronald L. Hartman & Richard K. Rabeler, except as noted
Scientific Editor: Thomas J. Rosatti.
Genus: CardionemaView Description 

Common Name: SANDMAT
Habit: Perennial herb, +- prostrate, taprooted. Leaf: stipules 4--8 mm, lanceolate to ovate, scarious, +- entire, white; blade needle-like; vein 1. Inflorescence: axillary; flowers 1--5, +- sessile. Flower: hypanthium cup-shaped, not abruptly expanded above; sepals 5, free, 1.2--2.8 mm (except awn), oblong to obovate, densely woolly, margin scarious below, awn 1.5--4 mm, stout, spine-tipped; petals 5, 0.3--0.5 mm, scale-like; stamens 3--5, on hypanthium rim; styles 2, 0.2 mm. Fruit: utricle, elliptic. Seed: 1, tan.
Species In Genus: 6 species: western North America, western South America. Etymology: (Greek: heart thread, from stamen shape)

Cardionema ramosissimum (Weinm.) A. Nelson & J.F. Macbr.
Stem: 5--30+ cm, often +- covered by stipules. Leaf: 5--13 mm, finely spine-tipped, glabrous. Flower: sepal margin incurved near tip. Seed: 1.4--1.6 mm, narrowly ovate, not compressed.
Ecology: Sandy beaches, hills, dunes, bluffs; Elevation: < 400 m. Bioregional Distribution: NCo, CCo, SCo, n ChI, PR; Distribution Outside California: to Washington, Mexico; South America. Flowering Time: Spring--early summer
eFlora Treatment Author: Ronald L. Hartman & Richard K. Rabeler
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botanical illustration including Cardionema ramosissimum


Citation for this treatment: Ronald L. Hartman & Richard K. Rabeler 2016. Cardionema ramosissimum, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on May 03, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora,, accessed on May 03, 2016.

Cardionema ramosissimum
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© 2011 Neal Kramer
Cardionema ramosissimum
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© 2011 Neal Kramer
Cardionema ramosissimum
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© 2006 Steve Matson
Cardionema ramosissimum
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© 2006 Steve Matson
Cardionema ramosissimum
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© 2006 Steve Matson
Cardionema ramosissimum
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© 2015 Barry Breckling

More photos of Cardionema ramosissimum in CalPhotos

Geographic subdivisions for Cardionema ramosissimum:
NCo, CCo, SCo, n ChI, PR;
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.
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.