May, 1921] The Figworts of Ohio 237 



22. Melampyrum (Tourn.) L. Cow-wheat. 



Erect, branching, annual herbs with opposite leaves, and 

 small flowers solitary in the axils or in terminal, bracted racemes. 

 Calyx four-toothed, the two upper ones somewhat longer. 

 Corolla two-lipped, the upper lip arched, compressed, enclosing 

 the four didynamous stamens. Capsule flat, oblique, 2-4-seeded ; 

 seeds smooth. 



1. Melampyrum lineare. Lam. Narrow-leaf Cow-wheat. 



A delicate annual with a slender, puberulent, wiry, somewhat 4-sided 

 stem, 6 in.-lj/^ ft. high. Leaves light green, opposite, short-petioled, 

 the floral ones with bristle-pointed teeth near the base or entire, the 

 lower ones lanceolate or linear-lanceolate to ovate, 1-2 3^^ in. long, 3^ in. 

 wide. Flowers about 3^ in. long, short-peduncled; corolla white and 

 yellow, puberulent. In dry woods and thickets. May-August, Lorain, 

 Cuyahoga, Lake, Ashtabula, Geauga, Portage, and Hocking Counties » 



23. Antirrhinum (Tourn.) L. Snapdragon. 

 Annual or perennial herbs, with mostly opposite, entire 

 leaves, and large, showy flowers in terminal racemes or solitary 

 in the upper axils. Corolla decidedly saccate or gibbous on 

 the lower side, with a prominent palate closing the throat. 

 Andrecium with four didynamous, anther-bearing stamens, 

 included, the lateral pair longer, and a very minute, sterile, 

 fifth stamen. Capsule many-seeded. 



1. Antirrhinum ma jus L. Great Snapdragon. 



Perennial, 1-3 ft. high, glabrous except near the inflorescence, which 

 is usually more or less glandular-pubescent. Leaves lanceolate, linear, 

 or oblong-lanceolate, entire, acute at both ends, short-petioled, 1-3 in. 

 long. The flowers are of a variety of colors ranging from white, pale 

 yellow, and pink, to very deep orange, brown, and purplish-red, 1-2 in. 

 long, arranged in simple racemes, 3-12 in. long. Style and ovulary cov- 

 ered with glandular hairs. The fifth or vestigial stamen very small and 

 2-lobed. Sparingly escaped from gardens. June-September. Madison 

 and Highland Counties. From Europe. 



24. Linaria (Tourn.) Mifl. Toadflax. 

 Herbs, or somewhat shrubby plants, with alternate leaves, 

 or the lower opposite or verticillate, and flowers in terminal, 

 bracted spikes or racemes. Corolla two-lipped, usually spurred 

 on the lower side, its throat nearly closed by the palate. 

 Stamens four, didynamous, included. Seeds numerous, angled 

 or rugose. 



