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Vascular Plants of California
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Collinsia rattanii


Higher Taxonomy
Family: PlantaginaceaeView DescriptionDichotomous Key
Common Name: PLANTAIN FAMILY
Habit: Annual to shrub, some aquatic. Leaf: basal or cauline, alternate or opposite (whorled), simple, entire to dentate or lobed, venation generally pinnate; stipules 0. Inflorescence: raceme, spike, or flowers axillary in 1--few-flowered clusters; flowers few to many, each subtended by 1 bract. Flower: unisexual or bisexual, radial or bilateral; sepals 4--5, generally fused at base; corolla 4--5-lobed, scarious or not, persistent or not, generally 2-lipped, upper lip generally 2-lobed, lower generally 3-lobed, spur present or not, tube sac-like at base or not; stamens 2 or 4, alternate corolla lobes, epipetalous, staminode 0 or 1--2, anthers opening by 2 slits; ovary superior, [1]2--4-chambered, style 1, stigma lobes 0 or 2. Fruit: generally a capsule, septicidal, loculicidal, circumscissile, or dehiscing by terminal slits or pores.
Genera In Family: +- 110 genera, +- 2000 species: worldwide, especially temperate. Note: Veronicaceae sensu Olmstead et al. Recently treated to include Callitrichaceae, Hippuridaceae, and most non-parasitic California genera of Scrophulariaceae (except Buddleja, Diplacus, Erythranthe, Limosella, Lindernia, Mimetanthe, Mimulus, Myoporum, Scrophularia, Verbascum). California Maurandya moved to Holmgrenanthe and Maurandella. Mohavea moved to Antirrhinum. Limnophila ×ludoviciana Thieret an occasional agricultural weed in rice fields. Hebe ×franciscana (Eastw.) Souster, Hebe speciosa (R. Cunn.) Andersen only cultivated.
eFlora Treatment Author: Margriet Wetherwax, except as noted
Scientific Editor: Robert W. Patterson, Bruce G. Baldwin.
Genus: CollinsiaView DescriptionDichotomous Key


Common Name: CHINESE-HOUSES
Habit: Annual, often glandular, sometimes brown-staining. Leaf: opposite; proximal petioled. Inflorescence: bracted, often interrupted; flowers 1--many in leaf axils. Flower: calyx lobes 5, generally glabrous on inner surface; corolla +- pea-like, uniformly pale, or generally with pale regions, especially throat and base of upper lip (+- uniformly dark in Collinsia greenei), generally glabrous outside, tube short, throat +- angled to tube, +- pouched on upper side, lips generally +- = throat, upper lobes 2, +- reflexed, lower lobes 3, lateral spreading, central lobe keeled, enclosing stamens and style; stamens 4, attached unequally near throat base, spur at base of upper filaments > 1 mm, vestigial, or 0; staminode gland-like; style > 2 mm, stigma minutely 2-lobed. Fruit: septicidal and loculicidal (valves 2-lobed). Seed: generally few, +- oblong, generally plump; inner surface +- concave.
Etymology: (Zaccheus Collins, Philadelphia botanist, 1764--1831) Note: Late-season flowers generally atypically small.
eFlora Treatment Author: Michael S. Park & Elizabeth Chase Neese
Collinsia rattanii A. Gray
NATIVE
Habit: Plant 8--40 cm. Leaf: generally > 6 × longer than wide, margin rolled under, +- linear, generally entire (crenate), generally finely hairy and gray-green adaxially, +- purple and subglabrous abaxially. Inflorescence: open, scaly and spreading-glandular-hairy; bracts > 2 mm; pedicels 1--3(5) per node, ascending, > calyx. Flower: calyx lobe tips +- blunt; corolla 4--8 mm, generally < 2 × calyx, generally purple-lavender (white), glabrous or keel finely glandular, throat barely angled to tube, pouch +- hidden by calyx, upper lip with projections bulging < 0.5 mm away from throat opening at base of each lobe; upper filaments hairy at base, basal spur 0--0.5 mm. Seed: 2--6, plump to +- flat and narrowly winged. Chromosomes: n=7.
Ecology: Open conifer forest; Elevation: 100--1500 m. Bioregional Distribution: KR, NCoR, w CaRH, n SNH; Distribution Outside California: to Washington. Flowering Time: May--Aug
Jepson eFlora Author: Michael S. Park & Elizabeth Chase Neese
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

Previous taxon: Collinsia parviflora
Next taxon: Collinsia sparsiflora

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Botanical illustration including Collinsia rattanii

botanical illustration including Collinsia rattanii

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Citation for this treatment: Michael S. Park & Elizabeth Chase Neese 2012, Collinsia rattanii, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=20004, accessed on April 23, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on April 23, 2024.

Collinsia rattanii
click for enlargement
©2008 Keir Morse
Collinsia rattanii
click for enlargement
©2016 Keir Morse
Collinsia rattanii
click for enlargement
©2016 Keir Morse
Collinsia rattanii
click for enlargement
©2008 Keir Morse
Collinsia rattanii
click for enlargement
©2016 Keir Morse

More photos of Collinsia rattanii
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Geographic subdivisions for Collinsia rattanii:
KR, NCoR, w CaRH, n SNH
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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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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.
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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).