POLEMONIACEAE. 277 



Calyx and inflorescence glandular-puberulent, not long-hairy. 



8. G. aggregata. 

 Calyx and usually also the inflorescence with long white flat hairs 



as well as glandular-puberulent. 9. G. pulchella. 



Calyx very scarious at the angles ; its teeth shorter than the tube ; 



corolla-lobes acute. 10. G. scariosa. 



Corolla-lobes rounded or obtuse at the apex ; corolla white. 



ii. G. Candida. 

 Inflorescence open and inclined to be flat-topped. 



Corolla-tube 3-4 cm. long; its lobes obtuse. 12. G. longiflora. 

 Corolla-tube 1.5-2.5 cm. long; its lobes acute. 13. G. laxiflora. 

 Corolla-tube less than i cm. long. 

 Stamens exserted ; corolla salverform. 



Divisions of the leaves all linear-filiform, not wider than the rachis ; 



corolla about i cm. long. 14. G. polyantha. 



Divisions at least of the lower leaves obovate or oblong, much broader 



than the rachis; corolla 5-7 mm. long. 15. G. pinnatifida. 



Stamens not exserted ; corolla more or less funnelf orm. 

 Corolla 712 mm. long; plant leafy throughout. 



Corolla-tube distinctly exserted from the calyx ; leaves mostly basal or 



the stem-leaves reduced. 16. G. sinuata. 



Corolla-tube scarcely exserted from the calyx ; plant more leafy. 



17. G. inconspicua. 

 Corolla 4-5 mm. long. 



Plant leafy only at the base ; divisions short and broad ; corolla about 



twice as long as the calyx. 18. G. subacaulis. 



Plant leafy throughout ; divisions of the leaves narrow, filiform ; 



corolla only slightly exceeding the calyx. 19. G. minutiftora. 

 Leaves entire or the lower ones toothed or lobed. 

 Basal leaves toothed or lobed. 

 Flowers i cm. long or more. 



Stem-leaves oblanceolate, often toothed ; stem rather stout ; capsule 5 



mm. long, acute. 20. G. Crandallii. 



Stem-leaves lanceolate-subulate, entire ; stem very slender ; capsule 3.5 



mm. long, obtuse. 21. G. Haydeni. 



Flowers less than i cm. long. 22. G. leptomeria. 



Basal leaves entire. 



Basal leaves oblanceolate or spatulate. 



Leaves petioled ; corolla much exserted. 23. G. pentstemonoides. 



Leaves sessile, fleshy ; corolla scarcely exserted. 24. G. sedifolia. 

 All leaves filiform or the lower 3-parted with filiform lobes. 



19. G. minutiflora. 



1. Gilia spergulifolia Rydb. On dry hills in Wyo. and Colo, to Utah. 

 Arboles. 



2. Gilia spicata Nutt. On dry hills from Neb. and Wyo. to Colo, and 

 Utah. Alt. 4000-10,000 ft. Headwaters of Clear Creek; Livermore, Larimer 

 Co. ; Turkey Creek and tributaries ; mesas near Pueblo ; Ft. Collins ; plains, 

 Larimer Co. ; Morrison ; Tobe Miller's ranch ; mountains between Sunshine 

 and Ward. 



3. Gilia cephaloidea Rydb. On dry hills from Mont, to Colo. Alt. 11,000- 

 12,000 ft. Mountains above Como ; above Boreas. 



4. Gilia iberidif olia Benth. In " bad lands " and on dry hills from S. D. and 

 Mont, to Colo, and Nev. Alt. 5000-7500 ft. Grand Junction; Dolores. 



5. Gilia roseata Rydb. In arid soil, western Colo. Grand Junction. 



6. Gilia pumila Nutt. In dry soil from Wyo. to western Texas and 

 Ariz. Alt. 5000-7000 ft. Mancos ; Grand Junction ; Apishipa Creek, Otero Co. 



