BORAGINE.E. X. ONOSMA. 



315 



phytum echii folio ampliore, radice rubia, flore luteo, Tourn. 

 inst. p. 138. Root brownish-red, woody. Stems numerous, 

 diffuse. Radical leaves crowded, tapering into the petioles ; cau- 

 line ones sessile, broader. Racemes terminal, conjugate. Flow- 

 ers drooping, pedicellate. Calyx very hispid, with linear-lanceo- 

 late, equal segments. Corolla pale yellow, swollen above ; teeth 

 recurved, acute. Anthers a little exserted. Stigma obtuse, 

 emarginate. (fig. 35.) 



Var. J3, arenarium (Lehm. asper. p. 367.) flowers oblique ; 

 corolla cylindrically clavate : lower leaves lanceolate, obtuse ; 

 fruit erect; stamens very smooth. y..H. Native of Hun- 

 gary, in sandy places. O. arenarium, NYaldst. et Kit. hung. 3. 

 p. 308. t. 279. Schultes, fl. austr. no. 764-. 



Var. y ; branches shorter ; leaves narrower. Bieb. 1. c. If. 

 H. Native of Caucasus, in the Caspian desert ; and at the 

 lower Volga. 



I'ar. c ; plant dwarf, branched ; hairs of the stem and leaves 

 whitish ; corollas pale. Bieb. 1. c. 7/ . H. Native of the 

 south of Tauria, on stony hills. 



Bugloss-like Onosma. Fl. May, June. Clt. 1683. /3. 1804. 

 PI. 1 to H foot. 



8 O. ECHINA'TCM (Desf. fl. atl. 1. p. 161. t. 43.) tubercu- 

 larly hispid or strigose ; hairs or strigae spreading ; stem 

 branched at top ; leaves narrow-lanceolate : floral ones linear- 

 lanceolate ; nuts tubercularly wrinkled. $ . H. Native of 

 Barbary, in sandy deserts near Cafza. Lehm. asper. p. 368. 

 Plant hispid from numerous white, pungent hairs. Radical 

 leaves running into the petioles at the base : cauline ones ses- 

 sile. Racemes terminal. Flowers pedicellate. Calycine seg- 

 ments linear-lanceolate, bluntish. Corolla yellow, a little longer 

 than the calyx, tubularly campanulate ; teeth reflexed. 



Echinalcd Onosma. PI. J to 1 foot. 



9 O. SETOSUM (Led. fl. aft. 1. p. 181. fl. ross. alt. ill. t. 196.) 

 tubercularly hispid ; bristles or strigas spreading ; stem branch- 

 ed at top ; leaves glabrous beneath, except the midrib : lower 

 ones dilated at top : floral ones, or bracteas, ovate ; nuts reticu- 

 lately wrinkled, y.. H. Native in the plains about the Cas- 

 pian Sea ; and near Astrachan. Root simple, perpendicular, 

 covered with violaceous bark. Superior cauline leaves lanceo- 

 late. Racemes terminal, solitary, or conjugate. Flowers pedi- 

 cellate, drooping, at first approximate. Calyciue segments lan- 

 ceolate, acute. Corolla yellow, widened a little at apex ; teeth 

 short, reflexed. Anthers nearly inclosed. 



Bristly Onosma. PI. 1 foot. 



10 O. TIXCTORIUM (Bieb. fl. casp. append, p. 136. fl. cauc. 1. 

 p. 132.) tubercularly-hispid, or strigose ; hairs or strigae spread- 

 ing ; stem much branched ; leaves lanceolate : superior ones 

 dilated at the base ; filaments very short. If. . H. Native of 

 Tauria, in pastures in the vicinity of the Bosphorus. Lehm. 

 asper. 370. Root simple, blackish, covered with copious red 

 pigment, which stains paper a violet-colour. Leaves with revo- 

 lute edges ; radical ones very long, narrow-lanceolate, obtuse, 

 narrowed towards the base : cauline ones sessile. Racemes ter- 

 minal, and from the axils of the upper leaves, pedunculate. 

 Flowers on short pedicels, propped by ovate bracteas. Calyx 

 very pilose, hoary at length, hispid : with linear-lanceolate seg- 

 ments. Corolla yellow ; teeth bluntish, erectly spreading. 

 Stigma capitate. Nuts glabrous, shining, marbled.' 



Var. a ; corollas at first white, then citron-coloured. Bieb. 

 1. c. V.H. 



Var. fi ; corollas at first white, then violaceous, y.. H. Na- 

 tive of Caucasus, in plains at the river Terek ; and in fields at 

 the river Don. 



Dyer's Onosma. Fl. April, July. Clt. 1826. PI. | to 1 

 foot. 



11 O. RUPE'STKE (Bieb. fl. cauc. 1. p. 132.) tubercularly his- 

 pid, or strigose ; hairs or strigae spreading ; stems very simple, 

 livid ; leaves linear-lanceolate, bluntish, glabrous beneath, ex- 

 cept the midrib. If.. H. Native of Iberia, on rocks about 

 Tiflis. Lehm. asper. p. 370. O. tenuifolium, Willd. spec. 1. 

 p. 775. Stems aggregate, ascending. Leaves rather revolute 

 on the edges. Radical leaves 3-6 inches long, attenuated at the 

 base : cauline ones sessile : upper ones linear, dilated at the 

 base. Racemes terminal, conjugate, or ternate. Flowers pedi- 

 cellate, bracteate. Calycine segments linear. Corolla somewhat 

 ventricose ; teeth ovate, acutish, erectly spreading, at length re- 

 flexed. Stamens inclosed ; anthers longer than the filaments. 

 Nuts glabrous, shining, marbled. 



Rock Onosma. Fl. April, June. Clt. 1819. PI. | to H 

 foot. 



12 O. SAXA'TILE (Pall. itin. 3. append, no. 72. t. F. f. 1. 

 Lehm. asper. p. 371.) tubercularly-hispid, or strigose; bristles 

 or strigse spreading ; leaves narrow-lanceolate, obtuse ; racemes 

 very long ; tube of corolla filiform, very long ; limb wide. If. . 

 H. Native of Siberia, in rocky, arid places. Anchusa saxa- 

 tilis, Lam. ill. no. 1822. Root perpendicular, simple. Flowers 

 on short pedicels, propped by bracteas. Calycine segments 

 linear, connivent. Corolla salver-shaped, downy outside ; limb 

 small, funnel-shaped, 5-cleft : lobes roundish. Nuts ovate, 

 gyrose. 



Rock Onosma. PI. 1 foot ?. 



13 O. DIVARICA'TUM (Lehm. asper. p. 372.) hispid or stri- 

 gose ; hairs or strigae spreading, pellucid ; stem branched ; 

 branches divaricate ; leaves lanceolate, attenuated at both ends ; 

 racemes leafy. O- H. Native in sandy places, towards the 

 Caspian Sea. O. orientalis, Pall. itin. 2. append, no. 100. in 

 a note. Root perpendicular. Leaves sessile, strigosely cili- 

 ated ; radical ones opposite. Flowers pedicellate, distant, brac- 

 teate. Calycine segments linear-subulate. Corolla having the 

 tube cylindrical, almost as long as the calyxes, thickened under 

 the limb, clothed with fine villi ; limb short, 5-cleft : lobes 

 obtuse. Stamens inclosed. Nuts ovate, subtrigonal, wrin- 

 kled. 



Divaricate Onosma. Fl. April, June. Clt. 1818. PI. i to 

 1 foot. 



14 O. MICRA'NTHOS (Pall. itin. 2. append, no. 100. t. L.) stem 

 branched, divaricate ; leaves all on long petioles, hoary and his- 

 pid beneath, naked above ; racemes terminal, compound, bract- 

 less. O- H. Native of Siberia, at the Irtysch ; also between 

 the Jaik and Volga, in sandy places. Lam. ill. no. 1840. Willd. 

 spec. 1. p. 775. Lehm. asper. p. 373. Ledeb. fl. alt. 1. p. 

 182. Root simple, perpendicular, yellow. Stems nearly gla- 

 brous. Leaves ovate-oblong. Panicles subdichotomous. Co- 

 rolla small, purplish, contracted and 5-toothed at the mouth. 

 Anthers inclosed. Nuts naked, oblong-b'near, triquetrous, his- 

 pid. This species differs from all others in the leaves being on 

 long petioles ; in the racemes being terminal, compound, and 

 bractless. 



Small-flowered Onosma. PI. -| to 1 foot. 



15 O. ROSTELLA V TUM (Lehm. asper. p. 374.) hispid or stri- 

 gose ; leaves lanceolate, attenuated at both ends, hispid from 

 pili or strigae ; flowers erect ; corollas cylindrical, deeply 5- 

 cleft : with subulate, conniving segments ; stamens exserted. 

 Tl. H. Native of the Levant, where it was gathered by Tour- 

 nefort. Stem erect, branched at top. Leaves sessile, strigosely 

 ciliated on the margins. Racemes terminal, 2-3-flowered, some- 

 what capitate. Flowers on short pedicels, bracteate. Calycine 

 segments linear-subulate. Corolla tubular, cylindrical, 5-cleft, 

 length of calyxes. 



Beaked Onosma. PI. foot ?. 

 s s2 



