76016 P. argentatum Large stand of shrub, covering dozens of acres. 1-3 ft. high, relatively uniform. Not introgrened although marisla in the vicinity. Low hill slope. limestone gravel. 11.2 miles South of Hwy 30 on road to San Pedro Del Gallos, Bgs. Aug. 24, 1976 76017 Nerisgyronia campanum (Bray) Greene Fls. White, fading lavender. Plants 6" high, Sprawling. Growing in limestone rubble. Same as 76016, 76018 P. incanum Sprawling shrub, 2-3 ft. high. Silty Soils. Same locality as 76016 76019 Liliaceae Chewed by insects. Anthers and possibly petals missing. Same as 76018.