KEY FOR JUNE TO NOVEMBER 



484 a Flowers % in. or less broad, in panicled racemes 



Cynoglossum. p 202 

 b Flowers %-% in. broad, in recurved racemes or clusters 



Symphytum. p 203 



485 a Corolla bell-shaped or funnel-shaped Physalis. p 209 



b Corolla wheel-shaped with lobes spreading more or less 



at right angles to the tube 486 



486 a Stamens forming a cone about the style, not concealed 



in the corolla tube Solanum. p 208 



b Stamens not forming a cone as in a, included within 



the corolla tube Phlox, p 202 



487 a Corolla with a spur at its base. . .Linaria canadensis. p 210 

 b Corolla not with a spur at the base 488 



488 a All leaves alternate on the stem 489 



b Some or all of the leaves opposite or in whorls on 



the stem 500 



489 a Corolla split to the base on one side; anthers joined 



into a tube about the style Lobelia, p 217 



b Flowers not completely as in a 490 



490 a Bracts subtending the flowers scarlet, very conspicuous 



Castilleja. p 212 

 b Bracts subtending the flowers not scarlet 491 



491 a Leaves pinnately lobed or divided Pedicularis. p 212 



b Leaves not completely as in a 492 



492 a Flowers with long violet hairs on the stamens 



Verbascum blattaria. p 210 



b Flowers not with violet hairs on the stamens 493 



493 a Flowers % in. or less long or broad 494 



b Flowers % in. or more long or broad 496 



494 a Stamens 2 Veronica, p 211 



b Stamens 6-8 495 



495 a Stamens 6, joined to the pistil Aristolochia. p 755 



b Stamens 6-8, not joined to the pistil Poly gala, p 179 



496 a Leaves with toothed margins Digitalis, p 211 



b Leaves with entire or wavy margins 497 



497 a The base of the lower lip of corolla swollen so as to 



nearly close the tube Antirrhinum, p 210 



b Base of the lower lip not swollen 498 



498 a Flowers blue Echium. p 203 



b Flowers not blue 499 



499 a Plant strong-scented, densely covered with glandular 



hairs; flowers slightly 2-lipped Martynia. p 212 



b Plant not strong-scented ; flowers strongly 2-lipped 



Schiualbea. p 212 



500 a Leaves in whorls on the stem; stamens 6-8. .Poly gala, p 179 

 b Leaves opposite, rarely in whorls; stamens 5 or less.. 501 



56 



