View source for Verbena rigida var. rigida

{{SPlantbox
|Min ht metric=cm
|Temp Metric=°F
|image=Upload.png
|image_width=240
}}
{{Inc|
Verbena venosa, Gill. & Hook. Differs from all other cult. kinds by panicled infl. and tuberous roots: herbaceous perennial, 1 ft. high: sts. simple, rhizomatic, creeping at base, ascending, 4-angled, hairy: lvs. rigid, oblong to oblong-lanceolate, the subcuneate base entire and half-clasping, acute at apex, unequally subincisely dentate, the teeth openly acuminate, nerves prominent, hirsute below: spikes in a close terminal panicle, sub-ternate, lateral ones pedunculate, fastigiate and finally cylindrical: bracts subulate, ciliate, often purplish, exceeding the hairy calyx: corolla lilac or bluish purple to nearly sky-blue, very thinly villous without; tubes slender, thrice as long as calyx: fr. 1 line long, copiously fuscous outside, dorsal ridges 5. S. Brazil and Argentina.—Tubers may be kept indoors over winter, or species prop. by seeds sown in greenhouse in Jan.
}}

==Cultivation==
<!--- Type cultivation info below this line, then delete this entire line -->

===Propagation===
<!--- Type propagation info below this line, then delete this entire line -->

===Pests and diseases===
<!--- Type pest/disease info below this line, then delete this entire line -->

==Species==
<!--  This section should be renamed Cultivars if it appears on a page for a species (rather than genus), or perhaps Varieties if there is a mix of cultivars, species, hybrids, etc    -->

==Gallery==
{{photo-sources}}<!-- remove this line if there are already 3 or more photos in the gallery  -->

<gallery>
Image:Upload.png| photo 1
Image:Upload.png| photo 2
Image:Upload.png| photo 3
</gallery>

==References==
*[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963
<!--- xxxxx  *Flora: The Gardener's Bible, by Sean Hogan. Global Book Publishing, 2003. ISBN 0881925381  -->
<!--- xxxxx  *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Brickell, Judith D. Zuk. 1996. ISBN 0789419432  -->
<!--- xxxxx  *Sunset National Garden Book. Sunset Books, Inc., 1997. ISBN 0376038608  -->

==External links==
*{{wplink}}

{{stub}}
__NOTOC__