Flora of North America species comparison

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Bacopa egensis

Brazilian water-hyssop
Habit Perennials.
Stems

prostrate, 15–30 cm, hairy.
Leaves

glabrous;

blade base narrowly cuneate, margins crenate, apex rounded with a narrow petiole-like base.
Pedicels

10–12 mm.
Flowers

sepals 4(or 5), ovate to oblong, calyx radially symmetric;

corolla white with yellow throat, 3–5 mm;

stamens 3 or 4, didynamous.

Bacopa egensis
Phenology Flowering Aug–Oct.
Habitat Shallow, quiescent water, lakes.
Elevation 0–20 m. (0–100 ft.)
Distribution
from FNA
AR; LA; Central America (Costa Rica, Nicaragua); South America (Brazil) [Introduced in North America; introduced also in w, c Africa (Republic of Cameroon, Democratic Republic of Congo, Ghana, Nigeria, Senegal)]
[BONAP county map]
Discussion

Bacopa egensis was first collected in the United States by Josiah Hale in the early 1800s (C. E. Depoe 1969). There are subsequent collections from Arkansas and Louisiana.

(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. eisenii, B. innominata, B. monnieri, B. repens, B. rotundifolia
Synonyms Hydranthelium egense
Name authority (Poeppig) 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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