LABIAT/E. LXXXV. SIDERITIS. 



839 



20 S. LEVCA'NTHA (Cav. icon. 4. p. 2. t. 304.) suffruticose ; 

 branches erect, strict, tomentose ; leaves linear, a little toothed, 

 nearly glabrous, fascicled in the axils ; spikes interrupted, slen- 

 der, nearly glabrous : floral leaves very broad, equalling the ca- 

 lyxes, with spiny-toothed margins. T? . F. Native of Spain, in 

 calcareous places, 011 the mountains. Corollas white or pale 

 yellow. 



While-flowered Ironwort. Fl. July, Aug. Clt. 1823. Shrub 

 1 foot. 



21 S. PU'NGESS (Benth. lab. p. 579.) suffruticose ; branches 

 erect, strict, pubescent ; leaves linear, very acute, pungent, quite 

 entire, glabrous ; spikes dense, tetragonal : floral leaves very 

 broad, about twice as long as the calyxes, with deep spiny-toothed 

 margins. \ . F. Native of Spain. Spikes almost as in S. ser- 

 rata, and the habit is that of S. foe' tens ; but the floral leaves are 

 different. Leaves an inch long ; lower ones hardly pungent. 



Pungent Ironwort. Shrub. 



22 S. ARBORE'SCENS (Salzm. pi. exs. ex Benth. lab. p. 579.) 

 suffruticose ; branches erect, somewhat bifariously woolly : leaves 

 oblong-lanceolate, deeply toothed, glabrous : floral leaves very 

 broad, equalling the calyxes, reticulately veined, rather woolly, 

 with subspinosely toothed margins ; whorls many-flowered, hairy, 

 distinct, approximate, subspicate. fj . F. Native of Gibraltar, 

 Broussonet and Salzmann. Leaves nearly sessile, scarcely an 

 inch long. Whorls 6-10-flowered, globose. Bracteas orbicular. 

 Corollas pale yellow. 



Arborescent Ironwort. Shrub 4 to 5 feet. 



23 S. CAVANILLE'SII (Lag. nov. gen. et spec. p. 18.) rather 

 hoary ; leaves lanceolate, dentately serrated ; spike elongated ; 

 whorls distinct ; bracteas cordately orbicular, spiny-toothed. ^ . 

 F. Native of Spain, in mountainous places about Madrid and 

 Old Castile. S. scordioides, Cav. icon. 4. p. 2. t. 303, but not 

 of Lin. ex Lag. Stems and under surfaces of leaves tomentose, 

 more or less hoary. Corollas yellow. 



Cavanillcs's Ironwort. Shrub i to 1 foot. 



24 S. HIRSU'TA (Lin. spec. p. 803.) suffruticose ; branches 

 decumbent, very hairy ; leaves oblong-ovate or cuneated, deeply 

 toothed, narrowed at the base, hairy : floral leaves very broad, 

 equalling the calyxes, with subspinosely toothed margins ; whorls 

 globose, very hairy, all remote. 1; . F. Native of Spain, 

 France, Provence, Piedmont. Cav. icon. 4. p. 1. t. 302. S. scor- 

 dioides, var. lanata et latifblia, Benth. cat. pyr. p. 121. S. to- 

 mentosa, Pourr. act. acad. tol. 3. p. 328. S. Hispanica, Mill, 

 diet. no. 7. Sabb. hort. 3. t. 58. Whorls usually more than 

 10-flowered, an inch distant. Floral leaves scarcely spinose. 

 Corollas pale yellow. 



Hairy Ironwort. Fl. June, July. Clt. 1731. Shrub decum- 

 bent. 



25 S. CHA&LEDRYFOUA (Cav. icon. 4. p. 1. t. 301.) suffruti- 

 cose ; branches ascending, rather villous ; leaves oblong or cune- 

 ated, deeply toothed, narrowed at the base, rather villous : floral 

 leaves very broad, equalling the calyxes, with subspinosely 

 toothed margins ; whorls almost glabrous or villous, all remote. 

 1} . F. Native of Spain. Hardly differing from S. hirsuta, 

 unless in being more glabrous. Whorls usually smaller, and the 

 floral leaves larger. Corollas yellow. 



Germander-leaved Ironwort. Fl. June, Aug. Clt. 1816. Shrub 

 1 foot. 



26 S. ANGUSTIFOLIA (Lam. diet. 2. p. 168.) suffruticose; 

 branches ascending or erectish, strict, tomentosely pubescent ; 

 leaves oblong-linear, quite entire, rarely few-toothed, narrowed 

 at the base : floral leaves very broad, equalling the calyxes, with 

 spiny-toothed margins ; whorls rather villous, all distant. I? . 

 F. Native of Spain, in the region of the Mediterranean, and 

 North of Africa, in sandy places near Mascar. S. incana, Cav. 

 icon. rar. 2. p. 09. t. 186. S. angustifolia, Lam. diet. 2. p. 168. 

 Lag. nov. gen. et. spec. p. 18. S. linearifolia, Lag. nov. gen. et 



spec. p. 18. ? Allied to S. scordioides, var. angustifolia and 

 S. incana. Leaves always sessile. Corollas yellow. 



Narron-leaved Ironwort. Fl. July, Aug. Clt. 1820. Shb. 1 ft. 



27 S. TRAGORI'GANUM (Lag. nov. gen. et spec. p. 18.) suffruti- 

 cose ; branches ascending or erectish, tomentosely woolly ; leaves 

 oblong-linear, obtuse, quite entire, narrowed at the base, rather 

 woolly : floral leaves very broad, equalling the calyxes, spiny- 

 toothed ; whorls rather villous, interruptedly spicate. Tj . F. 

 Native of Spain, in the kingdoms of- Murcia and Valentia. S. 

 suffriuicosa, Mill. diet. no. 4.? Calyxes glabrous or villous, not 

 woolly. Corollas yellow. 



Goat-marjoram Ironwort. Shrub 1 foot. ? 



28 S. INCA'NA (Lin. spec. p. 802.) suffruticose ; branches 

 clothed with white wool or tomentum ; leaves oblong-linear, ob- 

 tuse, quite entire, clothed with white wool on both surfaces, es- 

 pecially while young : floral leaves very broad, somewhat palma- 

 tifid, shorter than the calyxes, rather spinose ; whorls distant ; 

 calyxes clothed with white wool. f; . F. Native of Spain. 

 S. virgata, Desf. fl. all. 2. p. 15. t. 126. -Bocc. mus. 2. p. 77. 

 t. 67. f. 2. ? Habit of Lavdndula spica. Leaves \ to H inch 

 long. Whorls about 6-flowered. Corollas yellow. 



Hoary Ironwort. Fl. July, Aug. Clt. 1752. Shrub 1 to 2 feet. 



29 S. SERI'CEA (Pers. ench. 2. p. 118. Benth. lab. p. 741.) 

 suffruticose, clothed with white wool ; leaves oblong-linear or 

 spatulate, obtuse, quite entire, densely clothed with white wool 

 on both surfaces : floral leaves subpalmatifid, shorter than the 

 calyxes, subspinose ; whorls distant ; calyx clothed with white 

 wool. Fj . F. Native of Spain. Nearly allied to S. incana, 

 but the wool is much more dense, and the floral leaves shorter, 

 and scarcely toothed. 



Silky Ironwort. Shrub. 



30 S. GLAU'CA (Cav. icon. 2. p. 68. t. 185.) suffruticose, gla- 

 brous, glaucescent ; leaves oblong-linear, obtuse, quite entire : 

 floral leaves broad, obtuse, quite entire or a little toothed, rather 

 shorter than the calyxes ; whorls distant ; calyxes glabrous, with 

 obtuse teeth. ^ . F. Native of Spain, on the mountains. 

 Habit of S. incana, but differs from it in being glabrous and 

 glaucescent, &c. Corollas pale rose-coloured. 



Glaucous Ironwort. Shrub. 



31 S. FOS'TENS (Lag. nov. gen. et spec. p. 18.) suffruticose; 

 leaves linear, glabrous, acute ; spikes dense ; fructiferous calyx 

 with a bearded throat, fj . F. Native of Spain. Stem and 

 branches twiggy, rush-formed, glabrous. Peduncles villous. 

 Spikes cylindrical, I? to 5 inches long ; whorls 12-24-flowered. 

 Corolla white, length of calyx. 



Stinking Ironwort. Shrub 2 to 3 feet. 



32 S. LASIA'NTHA (Pers. ench. 2. p. 117.) leaves ovate, with 

 spinulose teeth ; whorls very villous. fj . H. Native of Spain. 

 S. Hispanica fcetidissima, flore purpurascente, et coma canes- 

 cente, Tourn. inst. p. 192. 



Woolly-Jlonered Ironwort. Shrub. 



33 S. CRISPA'TA (Willd. enum. p. 606. in a note.) hairy ; leaves 

 oblong-cuneated, toothed, undulated, tomentose beneath ; brac- 

 teas orbicular, spiny-toothed ; whorls distant. Ij . ? F. Native 

 of Gibraltar. Leaves small, undulated. 



Cur/ed-leaved Ironwort. Fl. June, Sept. Clt. 1816. Shrub 

 ll foot. 



SECT. IV. HESIODIA (probably from Hesiodus, the name of 

 an ancient poet.) Benth. lab. p. 582. Hesiodia, Burgsdorffia 

 and Marrubiastrum species, Moench, meth. Greenish annual 

 herbs, rather woolly from soft pili. Floral leaves almost similar 

 to the cauline ones, but smaller, a little toothed ; teeth mutic. 

 Teeth of calyx sometimes all nearly equal, the 3 upper ones 

 somewhat connected at the base, obscurely bilabiate ; sometimes 

 the upper tooth is very large, with the lower ones all narrow, 

 and about equal. Corolla usually shorter than the calycine teeth. 



