12(1 SCROPHULARIACEAE. 



t f Pedicel* slender, usm i lli/excecding the corolla; anther-sacs mucronate tit the base. 



G. tenuifolia Vahl. Stem about 10 inches high, glabrous, paniculately 

 branched; leaves narrowly linear; pedicels exceeding 1 the corolla, often 

 longer than the leaves, slender; calyx small, with 5 short acute teeth; corolla 

 light purple, about one-half inch in leQgth; capsule globose, scarcely exceed- 

 ing the calyx. Low grounds in fields and woods; August-September; com- 

 mon; Winneshiek, Delaware, Johnson, Washington, Jefferson, Henry, Des 

 Moines, Emmet, and Lyon counties; reported from Fayette, Scott, Muscatine, 

 Story, and Harrison counties. 



G. besseyana Britton. Similar to the preceding, stouter; leaves larger, 

 scabrous; corolla purple; calyx-teifeth triangular-subulate, about one-third 

 the length of the tube; capsule globose, exceeding the calyx. Dry soil; July- 

 September; reported from Fremont and Pottawattamie counties. (O. tenui- 

 folia var. macrophylla Benth. of Gray's Manual.) 



* * * Flowers sessile; anthers pointlcsi. those of the shorter stamens smaller. 



G. auriculcita Mx. Annual, rough-hairy; stem 1-2 feet high, simple or 

 branched above; leaves lanceolate or ovate-lanceolate, acuminate, sessile, en- 

 tire, many with an oblong or lanceolate lobe on one side at the base; flowers 

 solitary, sessile, purple. Low prairies; July-September; frequent; Johnson, 

 Henry, and Decatur counties; reported from Fayette, Scott, Story, and Em- 

 met counties. 



SEYMERIA Pursh. Erect branching perennials, with opposite dissected 

 or entire leaves, and yellow flowers. Calyx eampanulate, 5-cleft. Corolla- 

 tube short and broad; limb of 5 ovate or oblong nearly equal spreading lobes. 

 Stamens 4. nearly equal. 



S macrophylla Nutt. Mullein Fort/love. Stem 3-0 feet high, pubescent to 

 glabrate; lower leaves pinnatifid, divisions lance-oblong, incised, upper 

 " lanceolate, serrate or entire; flowers short-pedicelled, axillary, in a long in- 

 terrupted spike; corolla woolly inside; filaments woolly; style short: capsule 

 globose or ovoid, flat mucronate pointed, many-seeded. Woods near water 

 courses; July-August; frequent; Muscatine, Johnson. Des Moines, Van Buren, 

 Decatur, and Page counties. (Afzrtia macrophylla (Nutt.) Kuntze.) 



CASTILLEJA Mutis. Roots parasitic. Leaves alternate, sessile, entire or 

 cut-lobtd, the floral often colored. Flowers in leafy bracted spikes. Calyx 

 2-4-cleft. Corolla 2-lipped: upper lip long, linear, arched and keeled: lower 

 lip short, 3-lobed; corolla-tube short, included by the calyx. Stamens 4, 

 didynamous, enfolded by the upper lip. Anthers 2-eelled; cells oblong- 

 linear, unequal, outer cell suspended, inner pendulous. 



C. coccinea (L.) Spreng Annual or biennial, hairy, stem 8-lli inches 

 high; radical leaves clustered, obovate or oblong, entire; eauline leaves in- 

 cisely cut into segments; floral bracts 3-5-cleft, scarlet; calyx 2-cleft; corolla 

 scarcely longer, pale yellow. Sandy soil in open woods; May-July: frequent: 

 Winneshiek. Delaware, Johnson, Appanoose, and Cerro Gordo counties; re- 

 ported from Fayette, Scott, and Muscatine counties. 



C. sessiliflora Pursh. Perennial; stem (i-14 inches high, grayish pubes- 

 cent; leaves oblong-linear, entire or 5-eleft, divisions narrow, diverging; 

 floral leaves similar; calyx deeply cleft; corolla long. Prairies; frequent 

 westward; May-July; Emmet, Delaware, Story, Hardin, Hamilton, Shelby, 

 and Lyon counties; reported from Fayette and Woodbury counties. 



PEDICULARIS L. Louscwon. Perennials. Leaves pinnatifid. floral 

 bract-like. Flowers yellow, spicate. Calyx inflated, 2-.1-eleft. Corolla 



