MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 473 



A succulent species with small ovate or lanceolate leaves borne 

 mostly at the base : peduncles elongated, sparingly leafy, and often 

 bearing budlike plantlets at the nodes. 



Montana: MacDonakUs Lake, 1895, 7?. S. WiHiams. 



On page 142, before Silene Douglasii, insert: 



*Silene Spaldingii Wats. Proc. Am. Acad. 10: 344 [Syii. Fl. i': 



221]. 



A viscid-tomentose plant with subspicate inflorescence, net-veined 

 calyx, obconical in fruit, moderately stiped capsule, and short green- 

 ish white petals with broad spatulate claws and minute bifid blades. 



Montana: Columbia Falls, 1894, R. S. Williams. 



On page 143, before Lychnis apetala, insert : 

 Lychnis Kingii Wats. Proc. Am. x\cad. 7: 226 [Man. R. M. 33; 



Syn. Fl. i' : 226]. 



One of the specimens of William's collection has three flowers. 

 Alpine peaks, at an altitude of 2500-3000 m. 



Montana : Yogo, 1888, 7?. S. Williams, jjy. 



After ALSINACEAE, insert : 



* Alsine nitens (Nutt.) Greene, Man. Bay Reg. 33 ; Stellaria nitens 



Nutt. ; Torr. & Gray, Fl. N. Am. i : 185 [Syn. Fl. i^ : 233]. 



A slender erect annual ; lower leaves ovate, acute, on slender pet- 

 ioles, the blades about 4 mm. long; stem-leaves lance-linear, 6-10 

 mm. long; sepals scarious-margined, 1-3-nerved ; petals half as 

 long as the sepals. In wet places, at an altitude of about 1000 m. 



Montana: Columbia Falls, 1894, R. S. Willi^ams. 



On page 148, before Arenaria subconjesta, insert : 



* Arenaria serpyllifolia L. Sp. PI. 423 [111. Fl. 2 : 31 ; Syn. Fl. i' : 



239] • 



A small annual with small ovate leaves, 4-8 mm. long. Intro- 

 duced in waste places. 



Montana : Columbia Falls, 1899, J. W. Blankinship. 



On page 152, instead of Caltha leptosepala, read: 

 Caltha rotundifolia (Huth) Greene, Pittonia, 4 : 80 ; Caltha lepto- 



sepala Coult. Man. R. M. 6 ; not DC. : C. Icptosepala rotundi- 

 folia Huth, Helios, 9: 68. 



The recent publication of a paper entitled : " Segregates of 

 Caltha leptosepala," by Professor Greene, has necessitated this 



