Genus 14. 



CROWFOOT FAMILY. 



4. Anemone cylindrica A. Gray. Long-fruited Ane- 

 mone. Fig. 1883. &\^ 



Anemone cylindrica A, Gray, Ann. Lye. N. Y, 3 : 221. 1836. 



Silky-hairy throughout, i°-2° high, branched at the in- 

 volucre. Basal leaves tufted, long-petioled, broader than 

 long, 3-s-i3arted, the divisions cuneate-obovate or cuneate- 

 oblanceolate, narrow ; those of the involucre similar, their 

 petioles about i' long; sepals 5-6, greenish-white, oblong, 

 generally obtuse ; flowers about 9" broad, on elongated 

 generally naked peduncles ; head of fruit cylindric, i' in length 

 or more ; achenes compressed, woolly, tipped with the minute 

 styles. 



Open places, eastern New Brunswick to Massachusetts, New 

 York, New Jersey, Kansas and Saskatchewan. Also in the Rocky 

 Mountains, south to New Mexico, and in British Columbia. June- 

 Aug. 



5. Anemone virginiana L. Tall Ane- 

 mone. Fig. 1884. 



Anemone virginiana L. Sp. PI. 540. 1753. 

 A. riparia Fernald, Rhodora i: 51. 1899. 



Hairy, 2°-3° high, stout, branching at the 

 involucre, the lateral peduncles bearing sec- 

 ondary involucres. Basal leaves long-petioled, 

 broader than long, 3-parted, the divisions 

 broadly cuneate-oblong, variously cleft and 

 divided into acute serrate lobes; those of 

 both primary and secondary involucres similar, 

 on petioles i'-2' long; sepals generally 5, white 

 or greenish, acute or obtuse ; flowers 9"-i8" 

 broad ; head of fruit oblong to subcylindric, 

 9"-i2" long; achenes compressed, woolly, 

 tipped by the spreading or ascending subu- 

 late styles. 



In woods, Nova Scotia to South Carolina, Kan- 

 sas, Alberta and Arkansas. Consists of several 

 races, differing in size and color of flower, shape of 

 fruit and in the styles. Tumble-weed. Thimble- 

 weed. June-Aug. 



6. Anemone canadensis L. Canada or Round- 

 leaved Anemone. Fig. 1885. 



Anemone canadensis L. Syst. Ed. 12, 3: App. 231. 1768. 



Anemone pennsylvanica L. Mant. 2: 247. I77i' 



Rather stout, i°-2° high, somewhat hairy, espe- 

 cially on the lower surfaces of the leaves, branch- 

 ing at the involucre. Basal leaves long-petioled, 

 broader than long, 3-5-parted, the divisions broad, 

 oblong, acute, variously cleft and toothed, those of 

 both primary and secondary involucres simdar, 

 sessile ; sepals white, oblong, obtuse ; flower i -i 2 

 broad; head of fruit globose; achenes flat, nearly 

 orbicular, pubescent, tipped with the stout persistent 

 style, which is about their own length. 



Low grounds, Labrador to Assiniboia, Massachusetts, 

 Maryland, Illinois, Kansas and Colorado A. dichotoma 

 L. to which this has been referred, is a Siberian species 

 with glabrous ovate achenes. Crowfoot. Round-headed 

 anemone. May-Aug. 



