Mentzelia congesta Torr. & A.Gray

RANCHO SANTA ANA BOTANIC GARDEN
Flora of the San Gabriel Mountains
Los Angeles County, California, U.S.A.
Loasaceae
Mentzelia congesta Torrey & A.Gray
Vicinity of PACIFICO MOUNTAIN: descending
northerly ridge with Tie Canyon on the W, an upper
tributary of Santiago Canyon on the E; ca 2070 m NW of
Pac. Mtn's 7124-foot summit. Padfico Mountain USGS
7.5' quad; T4N R11W, SW/4 NE/4 section 32; elevation
ca. 6440 feet.
Coniferous forest with scattered chaparral elements, on
decomposed granite.
Annual, fairly gracile, scattered locally; flowering bracts
white with only a green margin; petals small (3-4 mm long),
golden-yellow with orange base, apices attenuate to mucronate;
fruit barrel-shaped. Associated locally with Lupinus elatus,
Eriogonum saxatile, Silene verecunda platyota, etc.
Timothy S. Ross 7983
Darin Banks
21 June 1994
03585149