Cunila. LABIATE. 353 



* Stoloniferous: lon;:^ filiform runners produced in summer from the base of the stem, often tuberi- 

 ferous at tiieir apex. 



•i— Calyx-teetli 4, or sometimes 5, obtuse or barely aeutish, as also the very short bracts, in fruit 

 sliortcr tliau liie nutlets. 



L. Virginicus, L. (I5ugli;-\vi;i;i).) Glabrous or soniewliat pubescent: stem obtusely 

 angled, (J to 24 inclics liigh : leaves ovate or oblong-hinceolate, coarsely serrate in the 

 middle, acuminate at both ends, tapering into a short petiole : calyx-teeth ovate or lanceo- 

 late-ovate: sterile stamens minute rudiments. — Spec. i. 21 ; Kaf. Med. Fl. t. (31. L. luii- 

 Jlonts, Michx. i. 14 {L. jnuiiiltis,\a.h\, L. I'inj.var. })nuc/Jlorus, Bentli.), a diminutive and 

 northern few-flowered form, a span high. L. viacroplujllus, 13enth. Lab. & in DC. I'rodr. 

 xii. 177 (var. macroplii/l/its, Gray, 1. c), a tall and large-leaved form of Northern Pacific 

 coast. — Labrador to Florida, Missouri, and north-westward to Brit. Columbia and Oregon. 



•i— -i— Calyx-tccth 5, or occasionally 4, very acute, in fruit longer than the nutlets. 

 •H- Bracts miinite : corolla nearly twice the length of the calyx: rudiments of posterior stamens 

 very short, oval or Ungulate : herbage glabrous or puberulent : stems G to 21) inches high. 



L. sessilifolius, Gray, 1- c. Stem ascending, rather acutely 4-angled : leaves all closely 

 sessile, ovate or lanceolate-oblong (inch or two long), sparsely sharply serrate : calyx-teeth 

 subulate, rigid. — L. Europanis, var. sessilijulius, Gray, Man. ed. 5, o4y. — Kevv Jersey, in pine 

 barrens, late-flowering, C'anhi/, Parker. 



L. ruballus, Mocnch. Stem rather obtusely 4-angled, erect or ascending: leaves ovate- 

 oblong or oblong-lanceolate, sharply seri^ate in the middle, attenuate-acumin;itc at both 

 ends (;] inches long), petioled: calyx-teeth triangular-subulate, not rigid-i^ointed. — Moench, 

 Meth. Suppl. 440; Fresenius in Uegensb. Flora, 1!542 ; Benth. in DC. 1. c. L. obtusijblius, 

 Vahl ? not Benth. L. ArkansauHs, Fresenius, 1. c. : puberulent form, with rather broader 

 triangular-lanceolate less pointed calyx-teeth, the rudiments of sterile stamens varying 

 from Ungulate to linear-spatulate. L. Kuroixciis, var. inlcyrijulins, Gray, Man. 1. c. — I'enn.? 

 and Ohio to S. Carolina, Louisiana and Arkansas. 



-H- ■!-(• Outer bracts conspicuous, very acute, often equalling the flowers: corolla hardly exceeding 

 the calyx : rudiments of sterile stamens slender and capitellate or clavate-tipped. 



L. lucidus, Turcz. Stem strict, stout, 2 or o feet high, liirsute-pubesccnt or glabrate, 

 acutely angled above: leaves lanceolate and oblong-lanceolate (2 to 4 inches long), acute 

 or acuminate, very sharply and coarsely serrate with triangular-subulate ascending teeth, 

 sessile or nearly so by an obtuse or acute base, coarsely punctate: calyx-teeth attenuate, 

 subulate. (Siberia, Japan.) 



Var. Americanus, Gray, 1. c. Leaves dull, often minutely puberulent both sides : 

 calyx-teeth less rigid. — Bot. C^alif. i. 592. L. obtuaijblius, Benth. in DC. 1. c. ? — Saskatche- 

 wan to Kansas, Arizona, and California. 



* * Not stoloniferous, but rootstocks more or less creeping: calyx-teeth 5, cuspidate orspinulose- 

 tipped, rigid, nearly ei(Malling the corolla, in fruit surpassing the mitlets: subulate outer bracts 

 often eiiualling (he flowers. 



L. sinuatus, EIL Stem erect, 1 to "> feet high, acutely 4angled, glabrous, roughish, or 

 minutely pubescent : leaves oblong or lanceolate {II or 2 inches long), acuminate, irregu- 

 larly incised or laciniale-pinnatifid, or some of the upper merely sinuate or incisely toothed, 

 tapering at base mostly into a slender petiole : calyx-teeth triangular-subulate and short- 

 cuspidate : rudiments of sterile stamens slender, conspicuous, and with a globular or sub- 

 clavate tip. — Sk. i. 187. L. Kumpwns, Walt. &c. L. sinuatus, cxallalus & ani/iisfifolins, YAl. 

 1. c. L. vuhjaris & L. anr/iis/ifdlins, Nutt. Gen., without char. L. Eurojxviis, var. s'naiatus, 

 Gray, Man. 1. c. — N. Canada to Florida, Texas, and west to Oregon and N. California. 



L. EuKoi'/Kus, L., lias less acutely angled stems, mostly broader and shorter subsessile leaves 

 with less unequal teeth or lobes, subulatc-spinulose calyx-teeth, and rudiments of sterile 

 stamens obsolete or minute. — Occurs as a ballast-weed at Norfolk and riiiladelphia, iJurand, 

 Parker. (Probably not yet nat. from Eu.) 



11. CUNILA, L. Dittany. (An ancient Latin name of some Labiate 

 plant, applied by LinnaMis to a .small American genus.) — Perennials, with small 

 purplish flowers, in summer. (Gray, Proc. Am. Acad. 8, 3G">.) 



C. Mariana, L. Herbaceous, cymosely much branched, a foot high, glabrous except tlie 

 nodes : leaves nearly sessile, ovate with subcordate or rounded base, serrate, much pnnc- 



23 



