BIGNONIACEAE 183 



sule woody, with a fleshy or coriaceous deciduous con t, ovoid-oblong, 

 with a long beak which splits into 2 hooked claw-like horns; seeds 

 covered with a spongy coat, finally tuberculate-rugose. 

 1. M. PROBOSCID'EA, Gloxin. Viscid-pubescent; leaves orbicular- 

 cordate, entire, petiolate; beak longer than the capsule. 

 LONG-BEAKED MARTYXIA. Unicorn Plant. 



Plant pale green, fetid, annual. Stem leaning or sem {procumbent, 1 to 2 feet 

 long, branching, fistular. Leaves 2 to 5 inches long; petioles 2 to 6 inches in length. 

 Flowers axillary, large ; peduncles 1 to 3 inches long; corolla ochroleucous, with 

 orange-colored and brownish spots within. Capsule 2 to 3 inches long, somewhat 

 sulcate in front, with a bipartible crest along the suture in the broad shallow 

 groove, tapering to a beak which is 2 to 4 inches long, finally *plit, and rigidly in- 

 curved. 

 Hob. Gardens, &c. Nat. of the S. Western States. Fl. July. FT. Sept. 



Obs. This plant is cultivated for its singular fruit, which, in 

 its young state before it becomes hard and woody is used for 

 making pickles. 



ORDER LXIL ACANTHA^CEAE. 



Chiefly Tierbs; leaves opposite, pimple, without stipules ; flowers diandrous, or di- 

 dynamous; corolla irregularly 5-lobed, more or less bilabiate, the lobes convolute 

 in the bud; stamens inserted on the tube of the corolla; capsule 2-celled, loculi- 

 cidal, few-seeded ; seeds without albumen. 



264. DIANTTIIITRA, Gronov. 



[Gr. dis, double, and anthera; the separated cells appearing like 2 anthers.] 

 Calyx 5-parted, with 2 or 3 bractlets at base. Corolla deeply bila- 

 biate; upper lip erect, notched, lower Up 3- parted, spreading. 

 Stamens 2 ; anther-cells separated, not opposite each other. Capsule 

 compressed, tapering to a short stipe at base, 4-seeded. Perennial 

 subaquatics : flowers in axillary pedunculate heads, or short spikes. 



1. I>. Americana, L. Glabrous; leaves linear-lanceolate j 

 spikes oblong, dense-flowered, on long peduncles. 

 Justiciapedunculosa. MX. Fl. Cestr. ed. 2. p. 591. 

 AMERICAN DIANTHERA. 



Rtem about 2 feet high, rather slender, simple, or sparingly branched from the 

 axils. Leaves 3 to 6 inches long, narrowed at base to a short petiole. Spikes % to 

 % of an inch long, on slender peduncles 1 to 4 inches in length; corolla pale violet- 

 purple. Capsule about half an inch long. 

 Hob. Margins of streams ; Schuylkill : rare. Fl. June. Fr. Aug. 



ORDER LXIII. SCROPHULARIA^CEAE. 



Chiefly herbs; leaves alternate, opposite, or verticillate, without stipules ; flowers 

 pentandrous, didynamous, or diandrous; corolla irregularly 5-lobed, subrotate, 

 personate, or bilabiate, the lobes imbricated in the bud ; stamens inserted on the 

 tube of the corolla; capsule 2-celled, mostly 2-valved, usually many-seeded; pla- 

 centae united in the axis ; embryo small, in copious albumen. 



This Order comprises nearly 150 genera,^affording many curious and rather 

 handsome powers some troublesome weeds and a few plants of considerable me- 

 dicinal power, especially the purple Ibxglove (Digitalis purpurea, L.). The Fau- 

 lotvnia imperialis, of SIEBOLD and ZUCCARJNI recently introduced from Japan, as 



