526 CONTRIBUTIONS FROM THE NATIONAL HERBAEIUM. 



Corolla lobes much shorter than the tube, the 

 latter much exserted. 

 Tube of the corolla strongly bent down- 

 ward; flowers white 6. G . campylantha. 



Tube of the corolla straight, erect; flowers 

 white or blue. 

 Flowers white; calyx lobes obtuse, one- 

 third as long as the tube or less 4. G. Candida. 



Flowers blue; calyx lobes about equal- 

 ing the tube, never obtuse. 

 Tube of the corolla less than 15 mm. 



long 7. G. multijlora. 



Tube of the corolla 25 mm. long or 

 more. 

 Corolla tube 25 to 30 mm. long; 



lobes long-caudate 8. G. pringlei. 



Corolla tube 30 to 35 mm. long; 

 lobes obtuse or short- 



apiculate 9. G. thurberi. 



Inflorescence openly paniculate. 



Leaves entire or the lower ones toothed or lobed. 



, Leaves all entire 10. G. formosa. 



At least part of the leaves toothed or lobed. 



Corolla less than 1 cm. long 11. G. leptomeria. 



Corolla more than 1 cm. long. 



Cauline leaves oblanceolate, often 

 toothed; stems stout; cap- 

 sules 5 mm. long 12. G. crandallii. 



Cauline leaves lance-linear, entire; 

 stems slender; capsules 3.5 



mm. long 13. G.haydeni. \ 



Leaves all except the uppermost pinnately 

 divided. 

 Corolla tube over 1 cm. long. 



Corolla tube 30 to 40 mm. long, the 



lobes obtuse 16. G. longijlora. 



Corolla tube 15 to 25 mm. long, the 



lobes acute 17. O. laxiflora. 



Corolla tube less than 1 cm. long. 



Stamens exserted; corolla salverform. . .14. G. visdda. 

 Stamens included; corolla funnelform 



or nearly so 15. G. inconspicua. 



1. Gilia greeneana Woot. & Standi. Contr. U. S. Nat. Herb. 16: 161. 1913. 



Callisteris collina Greene, Leaflets 1: 159. 1905, not Gilia collina Eastw. 1904. 



Batanthes collina Greene, op. cit. 224. 1906. 



Cfilia attenuata collina Cockerell, Univ. Mo. Stud. Sci. 2^: 197. 1911. 



Type locality: Bluffs of Clear Creek on the plains not far from Denver, Colorado. 



Range: Colorado and New Mexico. 



New Mexico: Rio Pueblo; Raton Mountains; Trinchera Pass; Santa Clara Canyon; 

 Santa Fe; Winsors Ranch; Chama; Raton; Beulah; Glorieta; Sandia Mountains. 

 Meadows in the mountain.s, in the Transition and Canadian zones. 



We can not agree with Doctor Greene in separating the genus Batanthes from Gilia. 

 At first glance these species seem to form a group distinct enough, but after one studies 



