Flora of North America species comparison

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Littorella

littorella
Habit Herbs, perennial; stoloniferous.
Stems

erect or creeping, glabrous.
Leaves

basal, alternate;

petiole absent;

blade fleshy, not leathery, margins entire.
Inflorescences

axillary, spikes;

bracts present.
Pedicels

present;

bracteoles absent.
Flowers

unisexual;

sepals 4, nearly distinct, calyx radially symmetric, cuplike, lobes oblong;

corolla semitransparent, radially symmetric, rotate, tube not spurred or gibbous, lobes 4;

stamens 3 or 4, free, equal, filaments glabrous;

staminode 0;

ovary 1-locular, placentation basal;

stigma elongate.
Fruits

nutlets.
Seeds

1, black or brown, oblong, wings absent.
× = 6.

Littorella
Distribution
from USDA
North America; South America; Europe
[BONAP county map]
Discussion

Species 3 (1 in the flora).

According to a recent treatment (R. K. Hoggard et al. 2003), Littorella is a sister group to Plantago; this corresponds with morphological differences between these taxa and justifies recognizing separate genera.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 17, p. 280. Author: Alexey Shipunov.
Parent taxa Plantaginaceae
Subordinate taxa
L. americana
Name authority P. J. Bergius: Kongl. Vetensk. Acad. Handl. 29: 341. (1768)
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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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Apiaceae, Boraginaceae, and Polemoniaceae.)

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