222 



T^'EEDS AXD USEFUL PLA^^TS. 



or abortive (rarely didynamous). Capsule siliqne-form, cylindric, long, 

 2-Talved; septum tliickish. opposite the ralvts. liiimerous. iruus- 



verse, compressed, produced at each end ini j a in-iiiibranous wing', which 

 is fringed or comose at apex. Trees. Flowers in Tc-rmiiial panicles. 



1. C. biglionioi'des, Walt. Leaves cordate, acnminate. entire, pubes- 

 cent beneath ; panicles j)yramidal, trichotomonsly branched. 

 BiGXONiA-LiKE Gatalpa. Catawba. Bean-tree. 



Sfe??i 15-25 feet liigli, -witli irregular spreading branches. Leaves 4 - S or 10 inclies in 

 length ; _pe(ioZes 2 - 6 inches long, terete, snioothish. CbroZZa whitish, tinged with violet 

 purple, the thi'oat spotted with purple and yellow, the lohes unequal, crenate and wavy. 

 Capsule 6-12 or 15 Laches long, and about half an inch in diameter, pendulous, persistent. 

 Seeds lance-oblong, about hah an inch in length, apparently of 2 flat oval divaricate lobes, 

 connate at base, with a membranous covering v.hich is extended at the margin, and 

 especially at the apes, each apex terminating in a slender filamentous tuft or coma. 



About farm-houses and along streams : Southern. Western and iliddle States. Fl. June - 

 July. Fr. October. 



Obs. CnltiYated as a shade tree, but indigenous m the South-west 

 In the latitude of New York the larger branches, and frequently the ■ 

 whole tree, are killed by a severe winter. 



Sub-order 2. Sesames. 



Herbs with the fruit more or less 5-ceIled. Se^ls not winged. 



3. MAETT'OTA, L. Uxicorx-plaxt. 



[Xamed in honor of JoJai Madyn. Prof, of Botany at Cambridge, England.] 



Calyx 5-cleft, with 2-3 small bracts at base. Corolla irregular, cam- 

 panulate, gibbous at base, — the limb unequally 5-lobed. Stamens 

 mostly 4, didynamous, with a fifth rudimentary one, — son"-;':"]: - 

 sometimes 2 only, bearing anthers. Cflj;5u7e somewhat 4-cellc'' 

 woody with a coriaceous and finally d:-?Mii' .us r-ror. riv-i.l-. _ - 

 minating in a curved beak at apex. — ;'. ! : k i ir;:: . hr- _ : ■ : 

 the capsule scarcely dehiscent. Sct.-s Uw in ..-ach cx-ii. arruh.-.-.i a 

 single series along the septum, somewhat baccate, finally tubercular e- 

 rugose. 



1. M. probosci'dea, Ghx. Stem branching ; leaves orbicular-cordate 

 entire, petiolate, — the npper ones alternate ; beaks longer than the per 

 icarp. 



LoxG-BEAKED Mat.iyxia. Unicom Plant. 



Plant pale green, viscid-pubescent and fetid, it^x/f annual. Stem leaning or procum 

 bent, 1-2 feet long, branching, flstular. Leaves 2-5 inches ;:r._- : r-^c' T:- •2-'- ::::-:.:s 

 long. Jlozi'er^ axillary ; pe^w7icZe5 1-3 inches long. Grrclla ]u: - - /. -v 



or ochroleucous, with orange-colored or brownish spots withi::. ' ■ . _ = 



somewhat suicate in front, with a bipartible crest-like fringe alo; i'-^'': ; ^: :;. i i^ . I r _ i 

 shallow groove, tapering to a beak which is 2-3 or 4 inches long, and finally spht into two 

 rigid horns, which are incurved like claws. 



South-western States : gardens: cultivated, i^. July- August. Pr. S?::t. -October. 



Obs. This plant — a native of the valley of the M'^-'^r.^ipi. and the 

 plains of Mexico — is cultivated for its singular fruit — which, in it=! 



