IOWA ACADEMY OF SCIENCES. 151 



the edges of pools in the vicinity of the quartzite exposures 

 in Lyon county, 



Arthur, Contr. Fl. of Iowa, p. 22; Nagel and Haupt, Proc. Davenport 

 Acad. Nat. Sciences, Vol, 1, p. 160; Barnes, Reppert, and Miller, Proc. 

 Davenport Acad. Nat. Sciences, Vol. 8, p. 243; Fitzpatrick, Manual of 

 Flowering Plants of Iowa, p. 123; Halsted, Bull. State Agr. Col., Nov., 

 1886, pp. 43 & 44; Shimek, Iowa Geol. Sur., Vol. 10, p. 179. 



CONOBE A AhM. pi. Guian. 2:639, pL 2nS. 1775. 



Ours an annual herb, with oppo.site pinnately parted 

 leaves, and small greenish-white axillary mostly solitary 

 flowers. Calyx 5-parted, the segments narrow, equal. 

 Corolla irregular, tube cylindric, the limb 2 -lipped; the 

 upper lip 2 lobed, the lower lip 3-lobed. Stamens 4, didy- 

 namous, included. Capsule narrowly ovoid, glabrous, 

 many-seeded. 



CONOBEA MULTIFIDA {MicJl.f.) BeiltJt. 



Capraria multifida Michx. Fl. Bor. Am. 2:22, pi. 35. 1803. 

 Conobea nmltifidi Benth. in D. C. Prodr. 10:391. 1846. 



Stem 4 — S inches high, at length diffusely branched, 

 finely viscid-pubescent; leaves petioled, segments linear or 

 linear-oblong, obtuse, entire or incised. 



A species growing in sandy soil along streams and rivers 

 and ranging from Ohio to Iowa and Kansas, south to Ken- 

 tucky and Texas. The flowering season is from June until 

 September. Type locality: "Hab. in ripisarenosis flumi- 

 num amniculorumque, in Tennassee et lllinoensi regioni." 



Professor Arthur reported the species from Lee county; 

 Professor Fink from Fayette county; and Messrs. Barnes, 

 Reppert, and Miller from Scott and Muscatine couuties. 



Arthur, Proc. Davenport Acad. Nat. Sciences, Vol. 2, p. 126; Fink, 

 Proc. Iowa Acad. Sciences, Vol. 4, p. 97; Manual Fl. Plants of Iowa, p. 

 123; Britton and Brown, Ills. Fl., Vol. 3, p. 159; Barnes, Reppert, and 

 Miller, Proc. Davenport Acad. Nat. Sciences, Vol. 8, p. 243. 



GUATIOLA L. Sp. PI. 17. 1753. 



Low herbs, with opposite sessile leaves, and solitary 

 axillary peduncled flowers. Calyx 2-bracted near the 

 base, 5-parted, the divisions slender and nearly equal. 



