48 The Botanical Gazette. [February, | 
STEIRONEMA LONGIFOLIUM Gray.—This plant resembles 
the precéding, but grows somewhat taller and bears a greater 
profusion of flowers. The flowers are without purplish cen 
ters. They appear more homogamous, the anthers being 
more readily released by the lobes, and the style not being” 
bent aside. The flowers were noted in bloom from July 26th 
to August 23d. The only visitors observed were Macrofis ; 
Stetronematis Rob. 29, c. p., and perhaps s., abundant, and 
Hlalictus confusus Sm. @, c. p-, once. Pa | 
flowers of Rubus villosus and Cornus paniculata. M. pale” 
lata é was taken on flowers of either Cicuta or Rhus and ot 
Stetronema ciliatum. 1 have taken M. steironematis on flowes 
FRASERA CAROLINENSIS Walt.—The plants are frequé 
on rich hillsides, Blooming, as far as observed, from May 
to June 12th. The stem grows as high as two meters, 
bears an immense panicle of pale-greenish flowers, 
measure about 35™™ across. 
he flowers are pendulous. The four lanceolate petals 
pand horizontally. They have whitish bases and gre 
tips. On the middle of each petal, about 3™™ from its ? 
is situated a peculiar nectariferous depression, which is 
outline, about 4™" long by 3"" wide and 1™ deep. This 
