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Polygala heterorhyncha
NOTCH-BEAKED MILKWORT

Higher Taxonomy
Family: PolygalaceaeView Description 

Common Name: MILKWORT FAMILY
Habit: [Annual] perennial herb, subshrub, shrub [tree, vine]; hairs unbranched. Leaf: simple, generally alternate (opposite or whorled); veins pinnate; margin generally +- entire; stipules generally 0. Inflorescence: raceme, spike, or panicle. Flower: bisexual, generally bilateral and +- pea-flower-like [or +- radial]; sepals 5, fused or not, lateral or inner pair generally larger and petal-like (called wings); petals 5[3], fused to stamen tube, [+- similar or] different with 1 lower keel petal, 2 strap-like upper petals, and 2[0] lateral petals; stamens 3--10, +- fused, tube open at top; ovary chambers 1--8 with 1 ovule each, style 1 or 0. Fruit: capsule [drupe or nut; occasionally winged]. Seed: often with aril.
Genera In Family: 20 genera, 1000 species: especially tropics, subtropics few cultivated.
eFlora Treatment Author: Robert E. Preston & Thomas L. Wendt
Scientific Editor: Bruce G. Baldwin.
Genus: PolygalaView DescriptionDichotomous Key

Common Name: MILKWORT
Habit: Root odor generally wintergreen. Inflorescence: raceme or spike, occasionally grouped and panicle-like; cleistogamous flowers occasionally solitary. Flower: bilateral; lateral 2 sepals enlarged; petals 3 or 5, keel petal generally with cylindric beak or fringed crest at tip; stamens 6--8, anthers dehiscent at tip, appearing 1-chambered; with nectary disk or gland; ovary chambers 2, stigma 2-lobed. Fruit: capsule. Seed: fusiform or ovoid, black, generally hairy, generally with prominent white aril on 1 end.
Species In Genus: +- 500 species: tropics, temperate. Etymology: (Greek: much milk, some European species said to increase milk in cows)

Polygala heterorhyncha (Barneby) T. Wendt
NATIVE
Habit: Perennial herb, subshrub, forming thorny mats 1--2 dm, < 7 dm diam. Stem: glabrous to short-stiff-hairy, +- glaucous. Leaf: 4--20 mm, ovate to elliptic or obovate, scattered short-sharp-hairy; base tapered to rounded. Inflorescence: prominently thorn-tipped. Flower: 7.5--13.5 mm; sepal wings pink; keel petal beak 1.4--4 mm, prominently notched below, yellow. Fruit: 4.2--7.8 mm including stalk. Seed: 3--4.4 mm including hairs; seed body widely elliptic to round in ×-section, hairier near aril; aril glabrous. Chromosomes: 2n=36.
Ecology: Rocky areas in desert scrub; Elevation: 900--1600 m. Bioregional Distribution: DMtns (Funeral Mtns, Inyo Co.); Distribution Outside California: southern Nevada. Flowering Time: Apr--May
Synonyms: Polygala subspinosa S. Watson var. heterorhyncha Barneby
eFlora Treatment Author: Robert E. Preston & Thomas L. Wendt
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

Previous taxon: Polygala cornuta var. fishiae
Next taxon: Polygala intermontana

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botanical illustration including Polygala heterorhyncha

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Citation for this treatment: Robert E. Preston & Thomas L. Wendt 2016. Polygala heterorhyncha, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=39062, accessed on September 29, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on September 29, 2016.


Polygala heterorhyncha
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© 2006 James M. Andre
Polygala heterorhyncha
click for enlargement
© 2006 James M. Andre
Polygala heterorhyncha
click for enlargement
© 2006 James M. Andre
Polygala heterorhyncha
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© 2014 Dana York
Polygala heterorhyncha
click for enlargement
© 2014 Dana York
Polygala heterorhyncha
click for enlargement
© 2014 Dana York

More photos of Polygala heterorhyncha in CalPhotos


Geographic subdivisions for Polygala heterorhyncha:
DMtns (Funeral Mtns, Inyo Co.);
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.