LABlATjE. LXX. DRACOCEPHALCM. 



813 



branched, pubescent ; leaves petiolate, lanceolate, deeply cre- 

 nateu or serrated; green on both surfaces, pubescent beneath ; 

 whorls disposed in capitate spikes; bracteas ovate-cuneated, 

 aristately toothed ; upper tooth of calyx broad-ovate ; corolla 

 scarcely' exceeding the calyx. I/ . H. Native of North Ame- 

 rica, at the river Missouri, near Fort Mandan, Nuttall ; Red 

 River, Douglas ; and at Cumberland House Fort, on the Sas- 

 katschawan, Drummond. Leaves like those of D. Moldacicum. 

 Spikes globose or oblong, dense. Corollas small, bluish. 



Small-fortered Dragon's-head. Fl. July, Aug. Clt. 1825. 

 PI. i to 1 foot. 



SECT. IV. MOLD A' vie A (so called from the first species being 

 originally found in Moldavia.) Bentli. lab. p. 496. Stems 

 erect or ascending, leafy. Whorls distant, subracemose. An- 

 thers glabrous. 



12 D. MOLDA'VICCM (Lin. spec. p. 830.) stem erect, branch- 

 ed ; leaves petiolate, lanceolate, deeply crenated ; floral leaves 

 narrower, aristately serrated at the base ; whorls distinct, dis- 

 posed in long racemes ; bracteas lanceolate, aristately serrated ; 

 calyx bilabiate : upper lip semitrifid : lower one bipartite ; 

 corolla more than twice as long as the calyx. . H. Native 

 of Eastern Siberia ; and of the East Indies and South America, 

 but probably escaped from gardens. Lam. ill. t. 513. f. 1. 

 Blackw. herb. t. 551. Moldavica punctata, Moench, meth. p. 

 410. Herb glabrous, or finely downy. Leaves an inch long. 

 Whorls 6-10-flowered. Corolla blue or white, with a very wide 

 throat. 



Moldavian Dragon's-head. Fl. July, Aug. Clt. 1596. PI. 

 1 to 1| foot. 



13 D. HETEROPHY'LLCM (Benth. lab. p. 738.) stem ascend- 

 ing ; leaves petiolate, obtuse, crenated : lower ones rounded, 

 rather reniform, cordate at the base: superior ones oblong; 

 floral leaves narrowed at the base, and are, as well as the brac- 

 teas, oblong, and aristately toothed ; calyx bilabiate : the upper 

 lip broadly semitrifid, and the lower lip bipartite ; raceme sub- 

 spicate. 0. ? H. Native of the North-east of India, on the moun- 

 tains of Koo-khio-ghang, Jacquemont. This differs from D. 

 Moldaticum, in its humble stature, nearly simple branches, 

 dense spikes, and form of leaves. Upper leaves usually pubes- 

 cent ; cauline leaves never awned. Corollas pubescent, a little 

 larger than those of D. Moldaticum. 



Various-leated Dragon's-head. PI. humble. 



14 D. FCE'TIDCM (Bunge, in Led. fl. alt. 2. p. 386.) stem 

 humble, divaricate, much branched ; leaves petiolate, ovate- 

 oblong, obtuse, crenated ; floral leaves narrower, aristately ser- 

 rated at the base ; whorls distinct, disposed on short racemes ; 

 bracteas oblong, aristately serrated ; calyx bilabiate : upper lip 

 broadly semitrifid : lower lip bipartite ; corolla more than twice 

 as long as the calyx. .? H. Native of Siberia, on sandy 

 hills near the river Tschuja, Bunge. Leaves short, on long pe- 

 tioles. Branches and calyxes pubescent. 



Fetid Dragon's-head. PI. | foot. 



15 D. FELTA'TCM (Lin. spec. p. 831.) stem erect ; leaves 

 petiolate, ovate, obtuse, crenated ; floral leaves oblong-lanceo- 

 late, more entire ; whorls distinct, many-flowered, disposed in 

 long racemes ; bracteas orbicular, aristately toothed ; upper 

 tooth of calyx ovate : lateral ones oblong : lower ones lanceolate ; 

 corollas scarcely exceeding the calyxes. 0. H. Native of Sy- 

 ria, between Bagdad and Kermancha. Lam. ill. t. 513. f. 2. 

 D. ocymifolium, Mill. diet. no. 4. Zornia peltata, Moench, 

 meth. 411. Stem nearly simple, glabrous, or finely tomentose. 

 Leaves 1 1 inch long, green, glabrous, gradually becoming nar- 

 rower to the top, all exceeding the flowers. Whorls 10-12- 

 flowered. Corollas small, blue, nearly glabrous. 



Peltate Dragon's-head. PI. 1 foot. 



16 D. ROYLEA'XCM (Wall, in pi. rar. asiat. 1. p. 65. Bentb. 

 lab. p. 497.) stem erect, strict ; leaves petiolate, ovate, cre- 

 nated ; floral leaves narrower : superior ones aristately serrated 

 at the base ; whorls distinct, disposed in interrupted spikes ; 

 bracteas oblong, aristately toothed ; calyx scarcely bilabiate : 

 superior teeth the broadest ; corolla hardly exceeding the calyx. 

 O-? H. Native of the East Indies, in the province of Kuna- 

 wur, Royle. Stem glabrous at the base, and pubescent at top. 

 Leaves distant, green, nearly glabrous : floral ones rather longer 

 than the calyxes. Corolla very slender, yellowish. 



Royle'* Dragon's-head. PI. | to 1 foot. 



17 D. IBE'RICCM (Bieb. fl. cauc. 2. p. 64.) stem decumbent ? 

 leaves petiolate, ovate-oblong, narrowed a long way at the base, 

 a little toothed ; floral leaves lanceolate, nearly entire, all gla- 

 brous ; whorls distinct, disposed in long racemes, about G-flow- 

 ered ; bracteas linear-cuneated, aristately awned at top ; calyx 

 smoothish, having the upper tooth ovate, and the lower ones 

 lanceolate ; corollas hardly exceeding the calyxes. . ? H. Na- 

 tive of Iberia, Steven ; of Caucasus, on the Talusch mountains, 

 near Swant, C. A. Meyer. Allied to D. Royleanum and D. ca- 

 nescens ; and differs from the first in the narrower, more entire, 

 glabrous leaves, and in the calyxes being twice the size ; and 

 from the second in the smoothness, and minute corollas. Co- 

 rollas blue, slender. 



Iberian Dragon's-head. Fl. July, Aug. Clt. 1820. PI. de- 

 cumbent. ? 



18 D. CAXE'SCENS (Lin. spec. p. 831.) stem erectisb, branch- 

 ed, clothed with fine hoary tomentum ; leaves petiolate : lower 

 ones ovate or oblong, rather deeply crenated : floral ones lanceo- 

 late, almost quite entire, all canescent from fine tomentum ; 

 whorls distinct, disposed in long racemes, usually 6-flowered ; 

 bracteas ovate-cuneated, aristately toothed ; calyx hoary, having 

 the upper tooth ovate, and the lower ones lanceolate ; corolla 

 twice as long as the calyx. O- H. Native of Syria, near 

 Aleppo, Russell. Sweet, fl. gard. 1. t. 38. Zornia canes- 

 cens, Moench, meth. p. 411. Mill. fig. t. 129. Commel. rar. 

 t. 28. Volk. norib. t. 353. Bracteas shorter than the calyxes. 

 Corollas blue. 



Canescent Dragon's-head. Fl. July, Aug. Clt. 1711. PI. 

 1 to 1| foot. 



19 D. PEREGRI'XTH (Lin. spec. p. 829.) decumbent; branches 

 ascending, nearly glabrous ; leaves quite glabrous, on short peti- 

 oles, lanceolate, for the most part few-toothed, the teeth awned ; 

 floral leaves, and sometimes all, are quite entire ; whorls dis- 

 tinct, few-flowered, secund, disposed in short racemes ; bracteas 

 oblong or lanceolate, awned, a little toothed ; calyx bilabiate : 

 upper lip broadly tridentate : lower lip narrowly bifid ; corolla 

 ample, about 3 times as long as the calyx. Tf.. H. Native 

 throughout Siberia, Pallas. Sims, bot. mag. t. 1084. Lher. 

 stirp. nov. 2. t. 28. Ruyschiana verticillata, Mill. diet. no. 3. ? 

 Mor. hist. 364. no. 9. sect. 11. t. 5. f. 9. Stems loosely 

 branched at the base, procumbent. Leaves an inch long. 

 Corollas 15-18 lines long, blue : upper lip broad, emargi- 

 nate. 



Foreign Dragon's-head. Fl. July, Aug. Clt. 1759. PI. 

 ascending, a foot long. 



20 D. THYMIFLORUM (Lin. spec. p. 498.) stem erect ; leaves 

 on short petioles, ovate-lanceolate or lanceolate, crenated ; floral 

 leaves narrower, more entire ; whorls distinct, many-flowered, 

 disposed in long racemes ; bracteas ovate-oblong, almost quite 

 entire ; upper tooth of calyx broad-ovate: lower ones lanceolate ; 

 corolla scarcely exceeding the calyx. . H. Native of the East 

 of Europe ; about Upsal, Wahl ; about Moscow, Klustine ; South 

 of Podolia, Besser. Gsertn. fruct. 1. p. 319. t. 66. Zornia 

 parviflora, Moench, meth. p. 411. Gmel. sib. 3. p. 233. t. 50. 



