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Vascular Plants of California
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Bacopa repens


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: BacopaView DescriptionDichotomous Key


Common Name: WATER-HYSSOP
Habit: Annual, +- perennial herb, aquatic or subaquatic. Stem: prostrate to ascending, or floating, generally < 6 dm. Leaf: cauline, opposite, generally < 40 mm, generally narrowly +- obovate to +- round, +- entire. Inflorescence: flowers 1--3 per leaf axil, sessile or pedicelled. Flower: sepals (4)5, unequal; corolla 5-lobed, generally white to pink or blue, throat yellow, occasionally with white; stamens 4; ovary subtended by nectary, stigma weakly 2-lobed. Fruit: loculicidal or septicidal, spheric. Seed: > 30, 0.1--0.3 mm, evenly sculptured with rectangular pits.
Etymology: (Presumed to be aboriginal name) Note: Bacopa repens (Sw.) Wettst. an historical weed in rice fields, last reported in 1976. Some flowers cleistogamous.
eFlora Treatment Author: Kim R. Kersh & John L. Strother
Reference: Barrett & Strother 1978 Syst Bot 3:408--419
Bacopa repens (Sw.) Wettst.
AGRICULTURAL WEED
Stem: prostrate to ascending. Leaf: 10--23 mm, generally obovate; veins > 6, palmate. Inflorescence: pedicel 0--25 mm, < to > leaf, slender; bractlets 0. Flower: sepals 4(5), outer 2.2--4.6 mm, narrowly ovate to elliptic, generally ciliate; corolla 4(5)-lobed, 3.5--5.9 mm, +- pink to white; anthers 3(4), 0.3--1.2 mm, little, if at all, exserted. Chromosomes: 2n=28.
Ecology: Wet soil or in shallow water; Elevation: < 100 m. Bioregional Distribution: ScV (Biggs Rice Experiment station); Distribution Outside California: southeastern United States to South America; native to Caribbean, Central America. Flowering Time: Jul--Aug Note: Known only from Rice Experiment Station near Biggs, Butte Co., last collected in 1976.
Jepson eFlora Author: Kim R. Kersh & John L. Strother
Reference: Barrett & Strother 1978 Syst Bot 3:408--419
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

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Citation for this treatment: Kim R. Kersh & John L. Strother 2012, Bacopa repens, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=15390, accessed on April 18, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on April 18, 2024.

No expert verified images found for Bacopa repens.



Geographic subdivisions for Bacopa repens:
ScV (Biggs Rice Experiment station)
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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.
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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).