YELLOW-SEED FALSE-PIMPERNEL
File Size: 49 KB
 
Lindernia dubia   (L. ) Pennell
[=Lindernia anagallidea  (Michx. ) Pennell]
Douglas County, Kansas
Annual
Height: 2-16 inches
Family: Linderniaceae - False-pimpernel Family
Flowering Period:   June, July, August, September
Stems: Much-branched, glabrous.
Leaves: Cauline, opposite, simple; stipules absent; petiole absent; blade spatulate, obovate, oblanceolate, lanceolate, ovate, or elliptic, .2 to 1.4 inch long, .08 to .7 inch wide, tip rounded to acute, margins entire or toothed above.
Inflorescences: Racemes, terminal, flowers appearing axillary.
Flowers: Pedicels thread-like, spreading, to 1.2 inch. Flowers: calyx 1/12 to 1/4 inch, sepals 5, fused basally; corolla white, lavender, or light purple, 1/8 to 2/5 inch, 2-lipped, lower lip deflexed, 3-lobed, upper lip erect, shallowly 2-lobed; stamens 2, included; staminodes 2; style 1; stigma 2-lobed.
Fruits: Capsules tan, ellipsoid, .05 to .28 inch long; seeds pale yellow, angled or ribbed, tiny.
Habitat: Moist soil or mud, shores of ponds, streams, rivers, and wet fields
Distribution: East 1/2 of Kansas
Origin: Native
Comments: Lindernia dubia is extremely morphologically variable. Genera of Linderniaceae traditionally have been included in Scriphulariaceae. Named for Franz Balthasar von Lindern, French botanist.

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