LAMIACEAE 1043 
** Calyx over 1.5 em. long: corolla 4-5 em. long. 5. C. macrocalyz. 
b. Leaf-blades toothed : corolla less than 15 mm. long. 
Clusters 5-6-flowered : leaf-blades broadest below the middle, sessile or 
nearly so. 6. C. Carolinianum. 
Clusters 1-3-flowered : leaf-blades broadest above the middle, petioled. 7. C. dentatum. 
B. Plants herbaceous: corolla less than 10 mm. long. 8. C. Nepeta. 
1. Clinopodium vulgare L. Perennial, hirsute. Stems erect or ascending, 1-5 dm. 
tall, simple or sparingly branched : leaf-blades oval to ovate or ovate-lanceolate, 1-4 cm. 
long, obtuse, undulate or crenate, narrowed into slender petioles : clusters dense, 1-3 cm. in 
diameter : bracts linear-filiform, bristly : calyx 8-9 mm. long, villous-hirsute ; tube strongly 
ribbed ; lobes of both lips subulate-tipped, the lower lip barely surpassing the upper: 
corolla white or purple; tube dilated from near the base, the upper lip notched, the ae 
lip with 3 obtuse lobes. [Calamintha Clinopodium Benth. ] 
In thickets and copses, Nova Scotia to Manitoba, North Carolina and Colorado. Summer and fall. 
2. Clinopodium glabrum (Nutt.) Kuntze. Perennial, stoloniferous, glabrous. Stems 
erect, often tufted, 1-3 dm. tall, simple or branched: leaves of stolons with obovate or oval 
blades, those of lower part of stem spatulate ; upper stem-leaves numerous ; blades linear, 
obtuse or acutish, entire or sparingly toothed : clusters 2-6-flowered : pedicel longer than 
calyx : calyx 4-5 mm. long ; tube strongly ribbed ; lobes lanceolate-subulate or the upper 3 
narrowly triangular, the lower narrower and a little longer than upper: corolla 8-9 mm. 
long, puberulent, the upper lip notched, 1 mm. long. [Calamintha Nuttallii Benth. ] 
On rocks and rocky banks, Ontario to Minnesota, New York and Texas. Spring and summer. 
3. Clinopodium glabéllum (Michx.) Kuntze. Perennial, lax, nearly glabrous. 
Stems weak, ascending, or decumbent, 1-4 dm. long, simple or branched: leaf-blades ob- 
long or elliptic, 1-4 cm. long, obtuse, sparingly serrate, short-petioled : clusters 2-10-flow- 
ered : pedicel as long as the calyx or longer: calyx 5-6 mm. long; tube strongly ribbed, 
the upper lobes lanceolate-subulate, upeurved ; the lower lobes subulate, nearly straight, 3 as 
long as the tube : corolla 12-14 mm. long ; tube pubescent, the upper lip notched, the lower 
lip with a rather square middle lobe : nutlets 0.8 mm. long, granular. [Calamintha glabella 
(Michx. ) Benth.] 5 
On limestone banks, Kentucky and Tennessee. Spring and summer. 
4. Clinopodium coccíneum (Nutt.) Kuntze. A branching shrub 3-9 dm. tall, the 
foliage cinereous-puberulent or glabrate : leaf-blades leathery, obovate, spatulate to linear- 
spatulate or linear-oblong, 0.5-2 cm. long, obtuse or acutish, entire, sessile or nearly so : 
pedicels 2-4 mm. long: calyx 8-11 mm. long ; tube nearly cylindric, puberulent, the upper 
lip mucronate, the lobes of the lower lip lanceolate-acuminate, 1.2-2.5 mm. long: corolla 
scarlet, puberulent, 3-4 cm. long, the upper lip deeply notched ; nutlets barely 1.5 mm. 
long. [Calamintha coccinea (Nutt. ) Benth. ] 
In sandy soil, Florida to Alabama. Summer and fall. 
5. Clinopodium macrocályx Small. Similar to C. coccineum in habit: leaf-blades 
broadly spatulate, 1-1.5 cm. long, obtuse or slightly apiculate, somewhat revolute, copiously 
punctate, contracted to the narrow base: pedicels 2-4 mm. long: calyx 16-18 mm. long ; 
tube striate, puberulent, the upper lip acute, the lobes of the lower lip subulate, 4.5-6 mm. 
long: corolla scarlet, minutely pubescent, 4-5 em. long, the upper lip notched. 
In pine lands, Indian River region, Florida. Summer. 
6. Clinopodium Caroliniànum (Michx.) Heller. A branching shrub 2-6 dm. tall, 
the branches finely pubescent : leaf-blades firm, ovate, oval or oblong, obtuse, 1-3 cm. long, 
shallowly serrate, narrowed into short petioles : clusters few-flowered, sometimes peduncled : 
calyx 5-6 mm. long, glandular-dotted ; tube strongly ribbed, villous in the throat ; upper 
lip curving upward, 2-3-toothed, the lower lip of 2 lanceolate lobes : corolla white or pink- 
purple, and purple spotted, 10-13 mm. long, minutely pubescent, the upper lip notched, 
the lower lip 3-lobed : filaments and style glabrous: nutlets about 1 mm. long, granular. 
[Calamintha Caroliniana (Michx. ) Benth.] 
In dry soil, North Carolina to Florida. Summer and fall. 
. 7. Clinopodium dentàtum (Chapm.) Kuntze. A diffusely branched shrub, 
cinereous-tomentulose. Stems 3-7 dm. tall: leaf-blades leathery, obovate to oblong- 
cuneate, 5-12 mm. long, entire or 2-4-toothed at the apex, sessile or nearly so : clusters 2-6- 
flowered : pedicels shorter than calyx: calyx 6-7 mm. long; tabe strongly ribbed, the 
upper lip 2-3-toothed, upcurved, the lower lip of 2 subulate-lanceolate ciliate lobes : corolla 
white or purplish, 11-13 mm. long. [Calamintha dentata Chapm. ] 
Insand, Florida. Spring to fall. 
8. Clinopodium Népeta (L.) Kuntze. Perennial, villous-hirsute or cinereous. 
Stems simple or branched at the base, the branches erect or ascending, 2-9 dm. tall, more 
