812 



LABIATE. LXX. 



Palmate-]eaved Dragon's-head. Fl. June, Aug. Clt. 1815. 

 PI. procumbent. 



2 D. BOTRYOIDES (Stev. in mem. soc. nat. cur. mosq. 3. p. 

 266.) stems procumbent, villous ; leaves petiolate, ovate-round- 

 ish, palmately pinnatifid, greenisli on both surfaces, villous ; 

 whorls capitate, or in oblong spikes ; bracteas cuneated, cut, 

 villous ; upper tooth of calyx ovate, acute ; corolla a half again 

 as long as the calyx : the upper lip short and straight. I/ . H. 

 Native of Eastern Caucasus. Nepeta pinnatlfida, Fisch. cat. 

 hort. gorenk. 1812. p. 22. ex Bieb. This differs from D.pal- 

 matum, in the larger leaves, and in the whorls being 6-10-flow- 

 ered, and more densely spicate, &c. Corollas purple, villous 

 outside. 



Botrys-like Dragon's-head. Fl. July, Aug. Clt. 1822. PI. 

 procumbent. 



3 D. DI'SCOLOR (Bunge, mss. ex Benth. lab. p. 492.) stem 

 procumbent, branched ; leaves petiolate, ovate, deeply pinna- 

 tifid, green, and nearly glabrous above, and white beneath : 

 margins of segments revolute ; whorls oblong-spicate ; outer 

 bracteas cuneated, setaceously toothed ; upper tooth of calyx 

 broad, truncate, awned ; corolla twice as long as the calyx. I/ . 

 H. Native of Altaia, among chalky or schistous mountains in 

 saltish rugged places from the river Tscharysch, to the mouth of 

 the rivers Kerlyk and Kan, Ledebour. D. origanoides, Led. fl. 

 alt. 2. p. 383. but not of Steph. Stems prostrate, rooting ; flo- 

 riferous branches ascending, pubescent or canescent. Leaves 

 3-4 lines long. Spikes 1 to 1 \ inch long. Corollas blue. 



Two-coloured-\ea\e& Dragon's-head. PI. creeping. 



4 D. PINNA'TUM (Lin. spec. 829.) stems procumbent, branch- 

 ed ; leaves petiolate, ovate-roundish, somewhat palmately pinna- 

 tifid, green on both surfaces, rather villous ; whorls disposed in 

 capitate spikes ; outer bracteas cuneated, deeply toothed ; upper 

 tooth of calyx ovate, awned ; corolla one half longer than the 

 calyx, about equal in length to the bracteas. 1. H. Native 

 of Siberia, in stony, rugged, alpine places of Altaia, at the river 

 Tschuja ; on Mount Tarbagutai, in the Kirghisean Steppe ; 

 and on the island called Olchon, in Lake Baical, Bunge. Ledeb. 

 fl. ross. alt. ill. t. 445. D. pinnatifidum, Lam. diet. 2. p. 319. 

 Gmel. sib. 3. p. 234. t. 52. Stems prostrate, much branch- 

 ed. Leaves 3-4 lines long. Spikes dense, 1 inch long, ovate. 

 Corollas small, blue. Bracteas bluish. 



Pinnate-leaved Dragon's-head. PI. prostrate. 



5 D. ORIGANOI'DES (Steph. in Willd. spec. 3. p. 151.) stems 

 procumbent ; branches villous ; leaves petiolate, ovate-roundish, 

 deeply crenated, green on both surfaces, pubescent ; whorls dis- 

 posed in capitate spikes ; bracteas large, broad-cuneated, deeply 

 toothed ; teeth of calyx all lanceolate, membranous : the upper 

 tooth scarcely broader than the rest ; corolla scarcely exceeding 

 the calyx. 1 . H. Native of the tops of the Altaian alps, at 

 the river Tschuja, Bunge. Leaves broader and less cut than in 

 D. pinnatum: floral leaves large. Spikes globose, nearly 14- 

 inch in diameter. Corollas blue, about equal in length to the 

 bracteas. 



Marjoram-like Dragon's-head. Fl. July. Clt. 1829. PI. 

 procumbent. 



SECT. II. CALODRA'CON (from KaXoc, kalos, pretty ; and Spa- 

 KWV, dracon; in reference to the beauty of the flowers of the 

 species.) Benth. lab. p. 494. Sterns thick at the base ; flori- 

 ferous branches erect, few-leaved. Leaves nearly all radical, on 

 long petioles, crenated. Whorls disposed in capitate or oblong 

 spikes. Anthers glabrous. 



6 D. IMBE'RBE (Bunge, enum. pi. alt. crit. mss. ex Benth. lab. 

 p. 494.) nearly glabrous ; stem erect, humble ; radical leaves on 

 long petioles : cauline ones few, on short petioles, all reniform, 



deeply crenated, green on both surfaces ; whorls disposed in 

 capitate spikes ; bracteas cuneated, cut, glabrous ; upper teeth 

 of calyx oblong ; corolla twice as long as the calyx. 1. H. 

 Native of Siberia, on the tops of the Altaian mountains, at the 

 river Tschuja, Bunge. Stems tufted. Floriferous branches 

 erect, glabrous, or finely pubescent. Floral leaves, bracteas, and 

 calyxes coloured. Corollas blue, an inch long : lips nearly equal. 

 Radical leaves an inch long. 



Beardless Dragon's-head. PI. -^ foot. 



7 D. GRAND1FI.6RUM (Lin. spec. 830.) stems erect, pilose 

 above ; radical leaves on long petioles, oblong, obtuse, crenated, 

 cordate at the base ; cauline leaves few, on short petioles, ovate, 

 all green, and nearly glabrous ; floral leaves orbicular, pilose : 

 the upper ones bractea-formed ; whorls disposed in oblong 

 spikes ; bracteas large, orbicularly cuneated, deeply toothed ; 

 superior teeth of calyx oblong ; corolla ample, 3 times as long 

 as the calyx. 1(..H. Native of Siberia, frequent, particularly 

 in the Altaian range. Sims, hot. mag. t. 1009. D. Altaiense, 

 Laxm. in nov. comm. petrop. 15. p. 556. t. 29. f. 5. Rchb. 

 icon. pi. cult. 1. t. 90. Sweet, fl. gard. n. s. 1. t. 57. Radi- 

 cal leaves 1-2 inches long. Petioles of the cauline leaves short, 

 dilated, subconnate, ciliated. Spikes 2-3 inches long. Bracteas 

 a little coloured. Corollas showy blue, nearly 2 inches long. 



Great-flowered Dragon's-head. Fl. July, Aug. Clt. 1759. 

 PI. J to | foot. 



8 D. SPECIOSUM (Benth. in Wall. pi. rar. asiat. 2. p. 65.) 

 stems erect, pubescent ; radical leaves on long petioles, broadly 

 heart-shaped : cauline ones few, on short petioles, all wrinkled 

 and green on both surfaces, and pubescent beneath ; floral 

 leaves orbicular, somewhat bractea-formed ; whorls disposed in 

 oblong spikes ; bracteas orbicular, deeply crenated, much shorter 

 than the calyxes ; upper tooth of calyx ovate ; corolla about 

 twice as long as the calyx. T. H. Native of the Himalaya, 

 and Nipaul. Leaves scarcely an inch long, and 2 inches broad. 

 Whorls 2-4, dense, subsecund. Corolla very villous outside, 

 purple. 



Showy Dragon's-head. PI. 1 to 1| foot. 



9 D. FRA'GILE (Turcz. mss. ex Benth. lab. p. 495.) stems 

 decumbent, articulated, rather pilose ; leaves petiolate, oblong, 

 obtuse, obscurely crenated, rounded at the base, green on both 

 surfaces, pilose or glabrous; floral leaves and bracteas sessile, 

 elliptic, quite entire, mucronate, membranous, pilose ; whorls 

 disposed in oblong spikes, equalling the calyxes ; upper tooth of 

 calyx large, ovate ; corolla about twice as long as the calyx. 

 %. H. Native of Dauria, at Lake Nossogal, Turczaninow. 

 Branches articulated at the nodi. Bracteas ciliated on the veins 

 and edges. Calyxes purplish. Corolla yellowish ? incurved. 



Brittle Dragon's-head. PI. procumbent. 



10 D. LAMiirdLiuM (Desf. pi. cor. Tourn. in ami. mus. 10. 

 p. 305. t. 26.) stems simple, tufted ; leaves petiolate, ovate, ob- 

 tuse, crenated, rather pilose, as well as the stems ; flowers capi- 

 tate at the tops of the stems ; upper lip of corolla bifid, with 

 toothed segments. 1 . F. Native of Candia, in the fissures of 

 rocks. Calyx dilated, with 5 deep, nearly equal, acute seg- 

 ments. Corollas large, rose-coloured, 1^ inch long ; lower lip 

 emarginate, crenated, spotted with purple. Perhaps a species 

 of Nepeta. 



Dead-Netlle-leaved Dragon's-head. PI. ^ to 1 foot. 



SECT. III. CRYPTODRA'CON (from icpvtrroe, cryptos, hidden ; 

 and SpaKuy, dracon, a dragon ; so called in consequence of the 

 corolla hardly exceeding the calyx.) Benth. lab. p. 495. 

 Stems erect, branched, leafy. Whorls disposed in capitate 

 spikes. Anthers glabrous. 



11 D. PARVIFLORUM (Nutt. gen. amer. 2. p. 35.) stems erect, 



