49^) REPORT ()I< XI<:\\' jI'.RSEV STATE MUSEUM. 



(id. Flowers in dense heads or very short racemes. 



e. Flowers bluish purple. [Medicago satiz'aY 



ee. Flowers yellow. 



f. Calyx densely pubescent. [M. lupulinaY 



ff. Calyx glabrous. 



g. Corolla striate, sulcate in age. 

 /;. Leaflets all sessile. 



[Trfoliiim aureiiDiY 

 hh. Terminal leaflet stalked. 



[T. procumhensy 

 gg. Corolla not striate. [T. dubiumY^ 



eee. Flowers white or tinged with pink. 



/. Creeping, stoloniferous. [7*. repeiis]" 



ff. Erect or procumbent, not stoloniferous. 



[T. IiybriduiiiY^ 

 eeee. Flowers pink, leaves with light spots above. 



[T. prateiiseY* 

 eeeee. Flowers covered by the gray silky plumes of the 

 calyx, forming a dense silky head. [T. arvenseY^ 

 bbbb. Leaves simple, lanceolate, flowers yellow. 



Crofolaria sagittalis, p. 497 



BAPTISIA Ventenat. 

 Baptisia tinctoria (L.). Wild Indigo. 



PI. LXVIIL, Fig. I. 



Sophora tinctoria Linnseus, Sp. PI. 2>7Z- I753 [Barbadoes and Virginia]. 

 Baptisia tinctoria Knieskern 13. — Britton 80. 



Dry sandy soil throughout the State, especially in open woods 

 and clearin,gs; most plentiful in the Middle district. 



The Wild Indigo is a characteristic plant over most of the 

 coastal plain region, fomiing large, round pillow-like tufts, two 

 or three feet high and of ecjual diamlster ; conspicuous with its 

 yellow flowers and glaucous-green foliage, the latter turning 

 black when dried. 



' Alfalfa. Escaped from cultivation or along railroad banks. 



* Nonesuch. Waste ground, resembling yellow clover. 



" Yellow Clover, Hop Clover. The clovers are entirely weeds except the 

 white, red and the crimson flowered T. incarnatum, which are cultivated, the 

 first two escaping everywhere. 

 ^^ Low Hop Clover. 

 " Least Hop Clover. 

 ^- White Clover. 

 "Alsatian Clover. 

 "Red Clover. PI. LXXL 

 '= Rabbit-foot Clover. 



