MAKTYNIACEAE (MARTYNIA FAMILY) 741 



1. Tecoma. Pod flattish contrary to the partition. Leaves conoponnd, without tendrils. 



2. Catalpa, Pod terete. Fertile stamens only 2. Trees ; leaves simple. 



8. Bignonia. Pod flattened parallel wth the partition. Leaves compound, tendrC-bearing. 



1. TECOMA Juss. Trumpet-flower 



Calyx bell-sbaped, 5-toothed. Corolla funiiel-foriu, 5-lobed, a little irregular. 

 Stamens 4. Capsule 2-celled, with the partition at right angles to the convex 

 valves. Seeds transversely winged. — Woody, with compound leaves, climbing 

 by aerial rootlets. (Abridged from the Mexican name tecomaxochitL) 



1. T. radicans (L.) Juss. (Trumpet Creeper.) Leaves pinnate; leaflets 

 9-11, ovate, pointed, toothed ; flowers corymbed ; stamens not protruded 

 beyond the tubular-funnel-form orange and scarlet corolla (6-8 cm. long); pod 

 oblanceolate, 1-1.5 dm. long. — Moist soil, N. J. to s. e. la., s. to Fla. and 

 Tex. ; common in cultivation farther north w. Aug. , Sept. 



2. CATALPA Scop. Catalpa. Indian Bean 



Calyx deeply 2-lipped. Corolla bell-shaped, swelling ; the undulate 5-lobed 

 spreading border irregular and 2-lipped. Fertile stamens 2, or sometimes 4 : 

 the 1 or 3 others sterile and rudimentary. Capsule very long and slender, 

 nearly cylindrical, 2-celled, the partition at right angles to the valves. Seeds 

 winged on each side, the wings cut into a fringe. — Trees, with ovate or cordate 

 and mainly opposite leaves. (The aboriginal name.) 



1. C- specibsa Warder. (Catawba Tree, Cigar Tree.) A large and 

 tall tree, with thick bark; leaves ample, heart-shaped, long-acuminate ; corolla 

 3.6-0 cm. long, nearly white, inconspicuously spotted, with obconical tube and 

 slightly oblique limb, the loicer lobe emarginate ; capsule thick. — Low rich 

 woodlands, s. Ind. to Tenn., Mo., and Ark. May, June. 



2. C. bignonioides Walt. A loio much branched tree, loith thin bark ; 

 corolla smaller (2.5-4 cm. long), thickly spotted, icith obli(iue limb and entire 

 loxoer lobe; capsule much thinner. (O. Catalpa Karst.) — Naturalized from 

 N. Y. southw. ; indigenous on the GuJf coast. 



3. BIGN6nIA [Tourn.] L. 



Calyx truncate, or slightly 5-toothed. Corolla somewhat bell-shaped, 5-lobed 

 and rather 2-lipped. Stamens 4, often with a rudiment of the fifth. Capsule 

 linear, 2-celled. Seeds transversely winged. — Woody climbers. (Named for 

 the Abbe Jean-Paul Bignon, court-librarian at Paris and friend of Tournefort.) 



1. B. capreolata L. (Cross-vike.) Smooth; leaves of 2 ovate or oblong 

 leaflets and a branched tendril, often with a pair of accessory leaves in the axil 

 resembling stipules ; peduncles few and clustered, 1-flowered ; corolla orange, 

 5 cm. long ; pod 1.5 dm. long; seeds with the wing 4 cm. long. {B. crucigera 

 L., in part.) — Rich soil, Va. to O. and 111., s. to Fla. and La. Apr.-June. — 

 Climbing tall trees ; a transverse section of the wood showing a cross. 



MARTYNIACEAE (Martynia Family) 



Herbs, icith chiefly opposite simple leaves, and flowers as of the Lentibu- 

 lariaceae, except in structure of ovary and fruit, the former being 1-celled, the 

 latter fleshy-drupaceous, loith wingless seeds and thick entire cotyledons. Ovary 

 (in ours) 1-celled, with 2 parietal intruded placentae expanded into 2 broad 

 lamellae or united into a central columella. — Chiefly tropical. 



1. MARTYNIA L. Unicorx-plant 



Calyx 5-cleft, mostly unequal. Corolla gibbous, bell-shaped, 5-lobed and 

 somewhat 2-lipped. Fertile stamens 4, or only 2. P'lesh of fruit at length 

 falling away in 2 valves ; inner part woody, terminated by a 2-horned beak, 



