LAMIACEAE 



m. Leaves green ; filaments separate 

 n. Leaves colored; filaments united 

 (y) Corolla with upper lip 2-lobed, lower 3-lobed 

 in. Native herb; leaves lanceolate to ovate 

 n. Hoary undershrub, cultivated; leaves lance-linear 

 qua! in size or nearly so 

 (x) Calyx swollen in fruit 

 (y) Calyx not swollen 



m. Calyx teeth rigid, spiny 

 n. Calyx teeth not spiny 

 (m) Flowers in heads 

 (n) Flowers not in heads 



r. Stamens projecting, at least 2 of them 

 (r) Leaves linear to oblong; bracts green 

 (s) Leaves ovate; bracts purple 

 s. Stamens not projecting 



(r) Lower or outer stamens shorter than the inner 

 h. Anther halves parallel 

 i. Anther halves spreading 

 (s) Lower or outer stamens longer than the inner 

 h. Upper lip of the corolla flat, erect 

 i. Upper lip hooded or concave 

 (h) Calyx 5-nerved 

 (i) Calyx 10-nerved 



Ocimutn 

 Coleus 



Dracocephalum 



Lavandula 



Physostegia 



Leonurus 



Koellia 



Hyssopus 

 Origanum 



Lopanthus 

 Nepeta 



Satureia 



Lamium 

 Stachys 



Mentha— Mint 



(Gr. mintha, Lat. mentha, mint) 



1. Leaves sessile 



2. Leaves petioled 



a. Flowers mostly in terminal spikes 



(1) Leaves lanceolate 



(2) Leaves ovate 



b. Flowers in axillary whorls 



M. spicdta: spearmint 



M. piperita: peppermint 

 M. citrdta: bergamol 

 mint 



M. canadensis: wild mint 



Perilla — Periila 



(From the native name in India) 

 Leaves ovate, bronze-purple, fragrant ; flowers rose or whitish 



P. crispa 



Salvia — Sage 



(Lat. from salvus, well, referring to its medical use) 



1. Flowers blue 



a. Tall; leaves green; flowers large, 2-3 cm. 5. aziirea: blue sage 



b. Low; leaves white-woolly; flowers 1-2 cm. 5. officinalis: garden sage 



2. Flowers red 



a. Floral leaves and calyx green S. fulgens 



b. Floral leaves and calyx red S. splendens: red sage 



Monarda — Balm, Horse-mint 



(Named for Monardez, a Spanish writer on medical plants) 



1. Corolla red M. did y ma: Oswego tea 



2. Corolla rose-purple to white M. fistulosa: wild berga- 



vwt 



Rosmarinus — Rosemary 



(Lat. ros, dew, marinus, of the sea) 

 Shrub with evergreen linear leaves, hoary beneath; flowers blue 



R. officinalis 



