SCROPHULARlACEiE. 258 SCHIZANTHUS. 



Lat. linum, flax ; from the lon<T, narrow leaves of some of the species, 

 which much resemble those of flux. Herbs. Lvs. mostly alternate. Fls. 

 solitary, axillaiy, often forming terminal, leafy racemes. 



1. L. vulga'ris. 



Leaves linear-lanceolate, crowded ; spikes terminal ; jloieers dense, imbri- 

 cate ; calyx, smooth, shorter than tjie spur. A very showy plant common by 

 roadsides, »&c. Stems erect, smoothish, 1 — 2 feet high, very lea fv and with 

 numerous, short, leafy branches. Flowers large and numerous, crowded in a 

 long, terminal spike. Corolla of a curious and grotesque form, furnished 

 with a long tail or spur, the mouth closed by a prominent palate from the 

 under lip. By lateral jjressure it opens, closing with a spring when tlie 

 pressure is removed. Color a brilliant j'ellow except the palate which is of 

 a rich orange. Jul}', Aug. Per. Tuad Flax. Snap- Dragon. 



2. L. Canade'nsis. 



Leaves scattered, erect, linear, obtuse; flowers racemed ; stem simple; 

 scions procumbent. A smaller, annual species in roadsides, &c. Stem very 

 slender, nearly simple, curving upwards from the decumbent base, about a 

 foot hicrh, smooth, furnished with small, remote leaves. A few leafy, prostrate 

 or ascending slioots are given oft" from the base of the stem. Flowers small, 

 blue, in a loose raceme at the end of the stems. Throat closed by the light 

 blue palate. Spur filiform, as long as the corolla. June — Sept. 



Canadian Snap-dragon. 



3. A. Elati'ne. 



Procumbent, hairy ; leaves alternate, hastate, entire ; peduncles solitary, 

 very long. Fields. A small, slender species. Stem creeping, ] — 2 feet in 

 lenirth. Corolla yellow, the upper lip bright purple beneath, on long stalks. 

 Calyx hairy, as well as the whole plant. Ju. — Sept. Creeping Snap-dragon. 



4. A. TRIORNITIIO'PHORUM. — Xfi«rc5 whorled, lanceolate, 3-nerved ; 

 stem decumbent; raremes terminal, few flowered; corolla very large, pedun- 

 culate. A curious plant of the flower garden, from Portugal. It is remarkable 

 for the form of its flowers which resemble three little birds seated in the spur. 



Three-bird Snap-dragon. 



4. ANTIRRHFNUM. 



Calyx 5-sepalcd ; corolla gibbo\is (not s[iurrec!)at base, tlie 

 upper lip bifui, reflexed ; lower trilid, closed bv the prominent 

 palate ; capsule valveless, dehiscent by 3 pores. 



Gr.avTt, like, ei", a nose ; from the resemblance of the flowers to the snout 

 of some animal. European herbs with opposite leaves. 



A. MAJUS. — Leaves lanceolate, opposite ; ,/?o!/)e7-5 racemed; sppois glan- 

 dular-hairy, lanceolate, acute. An elegant and popular garden flower, native 

 of England. Grows 1 or '2 feet high. Flowers large, pink-colored, the lower 

 lip white and the mouth yellow, with a gibbous prominence at base beneath. 

 There are varieties with scarlet, scarlet and white, and double flowers. 



Great Snap-dragon . 



5. SCHIZA'NTHUS. 



Corolla irregular, the upper lip 5-cleft, lower much smaller, 

 3-parted; filaments 4, 2 of them sterile; capsule 2-celled. 



