XXIX. TUOt'/EOLACKyE. igg 



lrS^^^:^St^:.!^Zui^!lt^^^!::S^^ of .hi. vast and mvorite gen^«,. 



superior beautj. Ao Jenns seems S I.e n'4^ de Uvitfi lunh^fn vi',-??l T ^"V""*' '■"""?°" ""'' ,«"«" "^ 

 th s. Tlie species and their multitudes of hybrid ceaonfnmlnJ^, fi^i ^T '" • ereen-house p anta as 

 w^th assiduous attention by nearJy every "iimi y wtm-h m>,^=T. h^ 1 .^?'"''''I" '"'^'^"""y' arecidtivated 

 out the civiUzed world. J >- i I'lrnny w tuiii majtes the least pretensions to taste through- 



Order XXVIII. BALSAMINACE^.— Jewel Weeds. 



Heris annual, with succulent stems and a vvateiy juice. 



Lvs simple, v.Uhout stipules. F/s. very irreeuUr and unsvmmetricul. 



?^'Cp!?,Tf',l^"<'"°"'' "^"^ ? "PP" (-onnate, the lowest" spiured or gibbous. 



fe? 7 u ™^ ^' "JPOgynoiis, united by pairs, or rarely 5, distinct. 



ftM. 5, hypogynous. Filaments subulate. Anthers 2-ceUe<J. 



Uva. 5-celled, compound. Stii^mas sessile. 



fV^capsular, 5-ceiled, bursting elasticaily by 5 valves. Sds. several in each cell. EmL>-yo straight. 



of^a"i;^ciefarfhighly omamenlfh'' '° ''' ^^^""''^ ""'^ "-°«^' ""^ °'^'" *^ "^ "° importancerbut .ome 



1. IMP ATI ENS. 



Iinpaticnt, with respect to the irritable capsules. 



Sepals colored, apparently but 4, the 2 upper being united, the 

 lowest gibbous and spurred ; petals apparently 2. each of the lower 

 being united to the 2 lateral ones ; anthers cohering at the apex • 

 capsule often ] -celled by the obliteration of the dissepiments, 5- 

 valved, bursting elastically.— iSVems smooih, succulent, tc7idcr, sub-vellu- 

 cid, with tumid joints. 



1. I. PALLIDA. Nutt. (I. noli-tangere. Michx.) Touch-me-not. 



Lvs. oblong-ovate, coarsely and obtu.selv .serrate, teeth niucronate- 

 per/. 2— 4-flovvrered, elongated; Imcer gibbous scp. dilated-conical, broader thaii 

 long, with a very short, recurved spin-; fls. pale yellow, .sparingly maculate — 

 ® Wet, shady places, U. S. ! and Cnn. Stem 2— 4f liigh, branched. Leaves 

 ' 2 — 5' long, I as wide, with large, obtuse teeth, each tipped with a verj^ short 

 mucro. Flowers large, mostly in pairs. Tv^•o outer sepals pale green, callous- 

 pointed, the rest pale yellow, tlie lower produced into a conic nectary, endin"' 

 in a spur i' long. Capsules oblong-cylindric, 1' long, bursting at the slightesl 

 touch when mature, and scattering the seed. Aug. 



2. I. FULVA. Nutt. (I. noli-tangere. (i. Michx.) Jev;el-v)eed. 



Lvs. rhombic-ovate, obtusish, coarsely and obtusely serrate, teeth mucro- 

 nate ; ped. 2 — 4-flowered, short ; Imver gibbous sep. acutely conical, longer than 

 broad, with an elongated, recurved spur ;_/Zs. deep orange, maculate with many 

 brown spots. — In wet, shady grounds. Can. to Ga., more common than the 

 last, somewhat glaucous. — Stem Ih — 31" high. Leaves I — 3' long, i as wide, 

 having like the last, a few filiform teeth at the base. Flowers about 1' in 

 length, the recurved spur of the lower sepal J' long. Capsule as in the last. Aug. 



3. I. Balsamina. Garden Balsamine. — Lvs. lanceolate, serrate, upper one.-^ 

 alternate ; ped. clustered; .s;??/?- shorter than the flower. — From the E. Indies. 

 It is one of the most beautiful of garden annuals, forming a showy pyramid_ of 

 finely variegated, carnation-like llowers. The prevailing colors of the petals 

 are red. and white, but the former varies in every possible shade t •^ crimson, 

 scarlet, purple, pink and flesh-color. The flowers are often double. _ 



Ordek. XXIX. TROP^OLACE.^.— Trophyworts. 



Plants herbaceous, smooth, climbing or twining, with a pungent, watery juice. 



Lvs. peltate or palmate. Fls. iiregular. 



Cal. — Sepals 5. colored, united, the lower one spurred. 



Cor.— Petals 5, the three lower ones stalked, the -2 upper inserted on the calyx. 



Sta. 8, dis'tinct, unequal. 



0«a. of 3 united can-^els. Style l. StisvnasS. 



Fr. separating into 3 indehiscent, 1-seeded nuts. Sds. large. Albumen 0. 



Genera 3, species 40, natives of S. America. They possess the same antiscorbutic properties as t) 

 CruciferiE. The fruit of the following species is pickled and used as a substitute for capers. 



