350 LABIATiE. Oclmum. 



6. 6CIMUM, Tourn. (Ocymum of some authors.) Basil, ("i^xfjuov, the 

 ancient Greek name.) — Sweet-aromatic herbs or suffrutescent plants, of warm 

 regions, largely African and Brazilian. 



O. BAsfLicuM, L., of the Old World, the Sweet Basil, is one of the sweet herbs of the 



gardens. 



O. micranthum, Willd. Glabrate or nearly glabrous low annual : leaves long-petioled, 

 ovate, more or less serrate : flowers in terminal racemes, about 3 to each early deciduous 

 small bract : calyx with large and roundish upper tooth, in fruit the decurrent wing ex- 

 tending down to the short pedicel : corolla white, 2 lines long: filaments separate, naked, 

 toothless. — Enum. 630. 0. Campechianum, Chapm. Fl., not Mill. •^ S. Florida, Key West. 

 (W. Ind., S. Am.) 



7. H"^PTIS, Jacq. {"Tnriog, resupinate, or turned back, referring to the 

 lower lobe of the corolla.) — A large genus in South America, a few species 

 within our borders. Fl. summer. 



# Herbs, minutely pubescent or smoothish, not canescent or white-woolly: flowers capitate or 

 spicate : leaves slender-petioled. 



H. radiata, "Willd. Stems tall, mostly simple from a perennial root : leaves ovate-lan- 

 ceolate, too'thed, and with entire long-tapering base : axillary peduncles usually shorter 

 than the leaf, bearing a many-flowered soft-puberulent capitate glomerule which is mostly 

 shorter than its involucre of several lanceolate obtuse whitish bracts : calyx campanulate : 

 its teeth lanceolate-subulate and rigid: corolla white, purple-dotted. — Spec. iii. 84; Poit. 

 Ann. Mu8. vii. t. 27. CUnopodium rugosum, L. — Low ground, from North Carolina towards 

 the coast to Texas. 



H. spicigera, Lam. Stem stout, from an annual root, rough-muriculate on the angles : 

 leaves ovate-lanceolate, unequally serrate : flowers in small and sessile glqmerules aggre- 

 gated in dense and narrow spikes (1 to 3 inches long] : bracts linear and subulate, equalling 

 the calyx ; teeth of the latter subulate, strict, rigid, equalling the small white corolla. — 

 Diet. iii. 186 ; Desc. Ant. viii. t. 581 ; Chapm. in Bot. Gazette, iii. 10. — S. Florida, Garber. 

 Perhaps an introduced weed. (W. Ind. to Brazil, Afr., E. Ind.) 



H. spicata, Poit. Stem tall from an annual root, branching, rough-angled : leaves ovate, 

 acuminate, 'unequally serrate: flowers in small capitate glomerules, which are short- 

 peduncled'or sessile, and form Interrupted and often paniculate terminal racemes or spikes : 

 calyx cylindrical, with base somewhat inflated in fruit, then much exceeding the bracts ; 

 teeth subulate-setaceous, short, strict. — S. Florida. Ann. Mus. Par. vii. 474, t. 28, fig. 2 ; 

 Benth. in DC. Prodr. xii. 121.— (Mex., S. Am.) 

 H. polystAchya, HBK , allied to this, is said in Bot.Beechey, 156, but doubtfully, to have 



been collected in California. 



* * Shrubby, at least the calyx and short pedicels white-woolly with many-branched implexed 

 hah-s: bracts inconspicuous. 



H Emoryi Torr. Shrub 6 feet high, lavender-scented, f urfuraceous-canescent : leaves 

 ovate crenate (inch or less long), rather slender-petioled: flowers on pedicels about the 

 length of the lanatc-furfuraceous calyx, in axillary short-peduncled cymes, and m denser 

 somewhat paniculate clusters at the end of the branchlets : corolla violet, only 2 lines 

 long -Bot. Ives Colorad. Exped. 20 ; Gray, Bot. Calif, i. 591. //. lanata, Torr. Bot. Mex. 

 Bound. 129, excl. syn. — Arid region, S. E. California and Arizona. (Adjacent Mex.) 

 H Albida HBK of Mexico, not yet found within our borders (although a form of H. 



Emoryi has been mistaken for it), has more oblong leaves, and sessile glomerules crowded in 



terminal naked spikes. 



H lanifl6ra Benth. Bot. Sulph. t. 20, a remarkable species, with rotund and angulate- 



dentate glabrous leaves on slender petioles, open cymes on filiform peduncles and very 



densely long-woolly calyx (the wool dendritic-branched), is known only from Cape San Lucas, 



in Lower California. 



H tephr6des, Gray, Proc. Am. Acad. v. 164, from the same place, collected by Xantus, 



is minutely canescent, except the furfuraceous calyx, and has subsessile lanceolate leaves, 



and paniculate inflorescence. 



