168 BOTANICAL GAZETTE [ AUGUST 
A NEW GENUS OF STERCULIACEA, AND SOME OTHER 
NOTEWORTHY PLANTS. 
Nephropetalum, n. gen. of Sterculiacee.— Calyx deeply 5-parted; 
segments ovate. Petals 5, unguiculate, slightly adnate at base to the 
stamineal cup, free at the apex; blade small, reniform with a deep 
sinus at the attachment of the claw, concave, neither appendaged nor 
glandular. Stamens 5, united into a short cup; anthers 3-locular, 
sessile or nearly so, extrorse; cells parallel and longitudinally dehis- 
cent. Staminodes 5, alternate with the stamens and opposite the 
sepals, rounded and cucullate at the summit. Ovary sessile, globose, 
5-celled; cells 2-ovuled; ovules superposed on axial placente ; style 
short, terete ; stigma capitate. Young fruit globose, covered with very 
numerous pubescent processes ; seeds by abortion solitary in the cells. 
—Stellate-tomentulose unarmed shrub with simple alternate ovate 
dentate petiolate leaves and small flowers in short axillary cymes. 
Most nearly related to Ayenia and Buettneria, and differing from - 
former in its free reniform petals and sessile ovary ; from the latter m 
the entire absence of the appendage of the petals as well as in a vey 
different habit. The origin and application of the generic name's 
rather 
Chowchilla creek, Mariposa county, California, August 9, ! ( 
AN INTRODUCED OROBANCHE, NEw TO AMERICA.— In ssi that 
Mr. J. A. Morton of Wingham, Ontario, collected on 4 lawn 
