SINAPIS, charlo 
[S, G, M: BRASSICA] (AI- i 1985) 
¢Sinapis alba L., white mustard, yellow mustard [S, G, M: Brassica 
hirta Moench] (Al-Shehbaz, 1985), p. 733 
ssp. alba 
4S. arvensis L., wild mustard, charlock, crunchweed [S, M: Brassica 
kaber (DC.) Wheeler var. pinnatifida (Stokes) Wheeler; 
G: Brassica kaber] (Al-Shehbaz, 1985), p. 734 
SISYMBRIUM 
¢Sisymbrium altissimum L., tumble mustard, Jim Hill mustard, 
. 765 
#S. loeselii L., tall hedge mustard, p. 765 
+S. officinale (L.) = hedge mustard, p. 764 
var. leiocarpum D 
var. officinale 
THLASPI, penny cress 
¢Thlaspi arvense L., field 
penny cress, stinkweed, p. 742 
+T. 
Perfoliatum L., penny cress, perfoliate penny cress, p. 742 
BUDDLEJACEAE, butterfly bush family 
[S, M: LOGANIACEAE] 
BUDDLEJA 
Buddleja davidii Franchet, see excluded taxa 
POLYPREMUM 
Polypremum procumbens L. (note that many authors continue to 
classify this genus in the Loganiaceae; it is on : 
because we are following Cronquist’s (1981) system in 
S: Steyermark G: Great Plains Flora M: Mohlenbrock 
