IOWA ACADEMY OF SCIENCES. 
243 
Castilleja Mutis. 
484. C. sessiliflora Pursh. Painted-cup. Dry hillsides; 
becoming scarce. 
Pedicularxs L. Lousewort. 
485. P. lanceolata Michx. Low prairies; less common 
than the following: 
486. P. canadensis L. Low woods and prairies; very 
common. 
PINGUICULACEAE. 
Utriularia L. Bladderwort. 
487. U. vulgaris L. Common in swamps. 
488. U. intermedia Hayne. Rare in a marsh one mile 
east of Armstrong; a most beautiful little 
plant. 
489. U. minor L. Very rare in a marsh one and a half 
miles northeast of Armstrong. 
OROBANCHACE^E. 
Thalesia Raf. 
490. T. uniflora (L.) Britton. (. Aphyllon uniflorum 
Torr. & Gray.) North shore of “ Weller Lake,’ 7 
Armstrong Grove township; very rare. 
PHRYMACEA5. 
Phryma L. 
491. P. leptostachya L. Lopseed. Common in woods, 
and introduced into artificial groves. 
PLANTAGINACE^E. 
Plantago L. Plantain. 
492. P. major L. Dooryards and waste places. 
Probably introduced from Europe. 
493. P. rugelii Decaisne. Growing with the last. In- 
digenous to America, but undoubtedly intro- 
duced here. This plant or the preceding was 
known to the Indians as White Man’s Foot. 
