Flora of North America species comparison

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Physaria ovalifolia subsp. alba
Photo is of parent taxon
Caudex

usually simple.
Stems

usually few from base, erect or outer decumbent, 1.5–2.5 dm.
Basal leaves

blade (outer) often broadly elliptic, base narrowing gradually to petiole, margins sinuate to dentate (or blade deltate, less than 1 cm, base abruptly narrowed to petiole).
Racemes

usually elongated.
Petals

white, (9–)11–15 mm, often 2 times as long as sepals.
2n

= 12.

Physaria ovalifolia subsp. alba
Phenology Flowering Mar–May, usually in Apr.
Habitat Limey and gravelly knolls, grassland hills, limestone hillsides and breaks, gypsum, shale, rocky calcareous soils, stony areas, prairie pastures, limestone roadcuts
Elevation 150-700 m (500-2300 ft)
Distribution
from FNA
KS; OK
[BONAP county map]
Source FNA vol. 7, p. 656.
Parent taxa Brassicaceae > tribe Physarieae > Physaria > Physaria ovalifolia
Sibling taxa
P. ovalifolia subsp. ovalifolia
Synonyms Lesquerella ovalifolia var. alba, Lesquerella engelmannii subsp. alba, Lesquerella ovalifolia subsp. alba, P. ovalifolia var. alba
Name authority (Goodman) O’Kane & Al-Shehbaz: Novon 12: 326. (2002)
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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