Jepson eFlora: Taxon page
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Galium stellatum

Higher Taxonomy
Family: RubiaceaeView DescriptionDichotomous Key

Habit: Annual to tree, vine. Leaf: generally opposite (whorled), entire; stipules generally fused to stem, adjacent pairs occasionally fused, or occasionally leaf-like and appearing like whorled leaves. Inflorescence: cyme, panicle, spike, cluster, or flower 1, generally terminal and +- axillary. Flower: generally bisexual; calyx +- 4(5)-lobed, occasionally 0 (Galium, Crucianella) or 6 (Sherardia); corolla generally radial, 4(5)-lobed; stamens epipetalous, alternate corolla lobes, generally included; ovary generally inferior, chambers generally 2 or 4, style 1(2). Fruit: drupe, berry, or 2 or 4 nutlets [capsule].
Genera In Family: +- 500 genera, 6000 species: worldwide, especially tropics; many cultivated, including Coffea, coffee; Cinchona, quinine; many ornamental. Note: Diodia teres Walter doubtfully in California.
eFlora Treatment Author: Robert E. Preston & Lauramay T. Dempster, except as noted
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: GaliumView DescriptionDichotomous Key

Common Name: BEDSTRAW
Habit: Annual, perennial herb, occasionally subshrub, glabrous to hairy, generally scabrous; dioecious, bisexual, or flowers unisexual and bisexual. Stem: 4-angled, occasionally ridged lengthwise. Leaf: generally in whorls of >= 4, including leaf-like stipules. Inflorescence: panicles, axillary clusters (cymes), or occasionally 1 in axils. Flower: bisexual, or unisexual with sterile stamens or pistils; calyx 0; corolla generally rotate, occasionally +- bell-shaped, generally +- green, yellow to white, occasionally pink or red, lobes generally 4; ovary 2-lobed, styles 2, bases +- fused. Fruit: 2 nutlets or berry.
Species In Genus: +- 650 species: worldwide, especially temperate. Etymology: (Greek: milk, from use of some species for curdling) Note: Ovary and fruit generally +- equally hairy on a pl; staminate plants generally identified by vestigial ovaries, pistillate plants generally by vestigial anthers. Galium saxatile L., Galium schultesii Vest, and Galium verum L. are lawn weeds in California.
eFlora Treatment Author: Valerie Soza

Galium stellatum Kellogg
Habit: Shrub, +- erect, 30--90 cm, scabrous; dioecious. Stem: stout, many-branched, spreading, brittle. Leaf: in whorls of 4, generally 4--8(20) mm, lanceolate to needle-like, gray-green, tip sharp to touch. Inflorescence: panicle, axillary, leafy, flowers few to many. Flower: corolla rotate, +- white, hairy externally. Fruit: nutlets, < 5 mm including hairs; hairs dense, long, straight, white. Chromosomes: 2n=22,44.
Ecology: Rocky slopes; Elevation: 130--1600 m. Bioregional Distribution: D; Distribution Outside California: to Nevada, northwestern Mexico. Flowering Time: Mar--Apr
Synonyms: Galium stellatum subsp. eremicum (Hilend & J.T. Howell) Ehrend.; Galium stellatum var. eremicum Hilend & J.T. Howell
eFlora Treatment Author: Valerie Soza
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Previous taxon: Galium sparsiflorum subsp. sparsiflorum
Next taxon: Galium tricornutum

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botanical illustration including Galium stellatum


Citation for this treatment: Valerie Soza 2017. Galium stellatum, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on September 25, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on September 25, 2017.

Galium stellatum var. eremicum
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© 2010 Neal Kramer
Galium stellatum
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© 2012 Keir Morse
Galium stellatum
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© 2012 Keir Morse
Galium stellatum
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© 2012 Keir Morse
Galium stellatum
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© 2011 Steve Matson
Galium stellatum
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© 2011 Steve Matson

More photos of Galium stellatum in CalPhotos

Geographic subdivisions for Galium stellatum:
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.
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).

View elevation by latitude chart
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.