332 SCROPHULARIACEAE. 



the narrow proper tube twice the length of the short ovate calyx- 

 lobes, then abruptly dilated into the campanulatc-vcntricose or 

 broadly funnelforni throat, somewhat bilabiate, the oval or roundish 

 lobes 6-8 mm. long; sterile filament glabrous; anthers dehiscent 

 from the base toward but not to the apex. 

 Frequent on dry hillsides. May-July. 



6. P. parishii Gray. Size and habit of the last; leaves entire or 

 minutely denticulate; upper clasping by subcordate base but not 

 connate; corolla red, more dilated. 



Not known within our limits. Cucamonga; San Bernardino. 



7. P. palmeri Gray. Stems 6-9 dm. high; glabrous except in- 

 florescence, that glandular or primose-puberulent; leaves coriaceous, 

 glaucous, ovate or oblong-lanceolate, from sharply dentate to nearly 

 entire, upper from closely sessile to completely connate-perfoliate; 

 thyrsus elongated pyramidal, racemiform; corolla cream-white, 

 suffused with pink; the short narrow proper tube hardly surpassing 

 the ovate appressed sepals, very abruptly dilated into the ventricose- 

 campanulate throat, about 2 cm. long and as broad at orifice; the 

 lips broad, the upper erect, 2-lobed, lower 3-lobed, widely spreading, 

 sparingly bearded at base; sterile filament densely bearded above 

 with long yellowish hairs. 



Occasional above 5000 feet in the San Gabriel and San Bernardino 

 Mountains. 



8. P. antirrhinoides Benth. Shrub often 2 m. high; leaves about 

 1 cm. long, spatulate or oval, entire; panicle leafy; flowers on short 

 pedicels; sepals broadly ovate; corolla yellow, ventricose, 15-20 mm. 

 long; sterile filament densely bearded on one side. 



A common shrub along the eastern base of the Santa Ana Moun- 

 tains, and extending eastward to the western slope of the San Jacinto 

 Mountains; entering within our limits in Santiago Canyon, Santa 

 Ana Mountains, Geis, Perkins. 



9. P. heterophyllus Lindl. Green, seldom glaucescent, glabrous 

 throughout or rarely primose-puberulent; stems or branches slender, 

 6-15 dm. high, from a woody base; leaves lanceolate or linear or 

 the lower oblong-lanceolate, mostly narrowed at base; thyrsus 

 virgate, loose, usually elongated; sepals ovate; corolla 2.5 cm. 

 long or more, the narrow tube rose-colored or pink, sometimes 

 changing to violet, ventricose funnelform; the bud often yellowish; 

 sterile filament glabrous. 



Occasional in the chaparral belt. Santa Monica Mountains; 

 Verdugo Hills; Santa Anita Canyon. 



6. COLLINSIA Nutt. 



Annuals with simple verticillate or opposite leaves, 

 and irregular flowers in whorls forming racemes, or soli- 

 tary in the axils. Calyx campanulate, 5-cleft. Corolla 

 declined, the proper tube very short, the abruptly ex- 

 panded and gibbous throat forming an angle with it, 



