CoLTJNsiA. XCI. SCROPHULARTACEJE. 399 



bifid, reflexed, lower trifid, closed by the prominent palate ; caps, 

 valveless, dehiscent by 3 pores. — European herbs ic'Uh the lower Ivs. 

 opposite^ the upper alternate. Injlorescencc as in Linaria. 



1. A. MAJUs. Great Snap- Drat^on. — Lv<<. lanceolate, opposite ; _//.<f. raccined; 

 Sep. sflandular-haiiy, laneeolatf, acute.- An elegant and popular garden flower, 

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

 lip white and the mouth yellow, with a gibbous pr&minence at base beneath. 

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



2. A. Orontium. /?. grandifloruni. Chav. — Glabrous or hairy above, spread- 

 ing; Lvs. oblong-lanceolafe ; y/.s. remote, sub.se.ssile, upper ones subracemose ; 

 cat. segments equaling the corolla, and ovoid and very ol)lique capsule. — Native 

 of Europe, Asia, and North America? Bcntham. A showy garden plant, 1 — 

 2f high. Corolla 6" long, rose-color or white, with purple spots and veins. -j- 



Tribk 4. CHEl^OXE.13. 



Corolla tubular, not saccate or spurred. Capsule 2 — 4-valved. Calyx seg- 

 ments or lobes imbricate in aist. Inflorescence compound (general centripe- 

 tal, partial centrifugal). Benih. 



5. PAUL OWN I A. Siebold. 

 Calyx deeply 5-cleft, fleshy : cor. tube long, deelinato. enlarged 

 above, limb oblique, with rounded segments : sta. 4. arched downwards, 

 with no rudiment of a 5th ; caps, ligneous, acuminate, valves septi- 

 ferous in the middle ; seeds 00, winged. — Tree, native of Japan. 



R. iMPERiALis. Sieb. (Bignonia tomentosa. Thunb.) — A splendid tree with 

 the habit of Catalpa, recently introduced in cultivation in this country ! 

 Branches crooked, nearly horizontal. Leaves 7 — 12' by 4 — 9', opposite, petio- 

 late, broad cordate-ovate, entire or somewhat trilobate, villous-canescent both 

 sides, smoothish above when full grown. Panicles large, terminal, many- 

 flowered. Corolla 1^ — 2' long, between violet and rose-color, striped and spot- 

 ted within, t 



^Q. SCROPHtTLARIA. 



So named from the resemblance of the roots to scrofulous tumors. 



Calyx in 5 acute segments ; corolla subglobose, limb contracted, 

 sub-bilabiate, lip with an internal, intermediate scale (sterile filament) ; 

 capsule 2-celled ; valves with 2 inflated margins. — Herbs or su/fruti- 

 cose, often f(£iid. Lvs. opposite. Cymes in simple or compound terminal^ 

 thyrsoid panicles. 



S. NODOSA (and S. Marilandica. Linn. S. lanccolata. Pursh.) rigwoi-t. 



Glabrous; sf. angled; lvs. ovate, ovate-oblong, or the upper lanceolate, 

 acute, serrate or subincised, base broadly cordate qr rounded or acutish ; (hi/rse 

 oblong, leafless or scarcely leafy at base; ci/mcs pedunculate, loosely many- 

 flowered; cal. segments broadly ovate, obtuse, slightly margined; sterile anth. 

 broadly orbicular. Bcntham. — %. In woods and hedges, Can. U. S. and Cal. ; 

 also in Europe. Rare in N. Eng. Stem square, 4— 6f high, with paniculate, 

 opposite branches above. Leaves 3—7' long, smooth, thin, olten long-acumi- 

 nate. Flowers ovoid, 3 — 4" long. Limb very small, sublabiate, having a 

 green scale (sterile filament) adnate to the upper side. July — Oct. — The plant 

 is quite variable in the form of the. upper leaves and in the development of the 

 panicle; but having observed it in numerous localities in the Middle and 

 Western States, I cheerfully concur in the present view of Mr. Bcntham. 



7. COLLINS I A. Nutt. 



Named by Mr. Nult;ill in honor of Z. Collins, Es(i., of Philadeli)liia. 



Calyx 5-cleft : corolla bilabiate, orifice closed, upper lip bifid, lower 

 trifid. with the middle segment carinatcly saccate and closed over the 

 34* 



