Flora of North America species comparison

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Bacopa eisenii

Gila River water-hyssop, western hydranthele
Habit Perennials.
Stems

prostrate, 15–60 cm, hairy.
Leaves

hairy;

blade base broadly cuneate to truncate, margins entire, apex rounded.
Pedicels

17–51 mm.
Flowers

sepals 5, ovate to oblong, calyx bilaterally symmetric;

corolla white with yellow throat, 10–14 mm;

stamens 3, equal.
2n

= 56.

Bacopa eisenii
Phenology Flowering May–Oct.
Habitat Marshes, ponds, pools, wet soil, wet ditches, rice fields.
Elevation 30–1100 m. (100–3600 ft.)
Distribution
from FNA
AZ; CA; NV
[BONAP county map]
Discussion

Bacopa eisenii was reported by T. H. Kearney and R. H. Peebles (1960) based on a specimen labeled B. rotundifolia at ARIZ.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 17, p. 262.
Parent taxa Plantaginaceae > Bacopa
Sibling taxa
B. caroliniana, B. egensis, B. innominata, B. monnieri, B. repens, B. rotundifolia
Synonyms Ranapalus eisenii
Name authority (Kellogg) Pennell: Proc. Acad. Nat. Sci. Philadelphia 98: 96. (1946)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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