Stachys 



LABIATAE 



PlectravtJi U8 



stems glandular-pilose calyx segments acute 1 . ,S>. arrecta 



Lf. blades oblong-lanceolate, sessile or short-petiolate: calyx segments 

 spinescent. 

 Stems with downward-directed needle-pointed hairs on the angles, 

 sometimes nearly glabrous: leaf -blades glabrescent, nearly sessile 



above, short-petiolate below 2. S. chinensis 



Stems with long spreading hairs: leaf blades sessile or nearly so, 



villose . 3 . S. oblongifolia 



Stachys arrecta Bailey (B.G.1:43). Erect herb, 2-6 dm. high; fls. purple, V-VI; 

 fr. VI- VIII. China; locally in Hon., Hun., Hup. Brushland, woodland. 

 Stachys chinensis Bunge ex Benth. (S. aspera of F. & H. of Dunn, non Michx.) 

 Woundwort WjKB (Tse Shui Su) (DC.P.12:471; Kudo 187). Erect perennial, to 

 0.8m.; fls. pink, red, or purple, IV- VII. China; locally in Che., Ku. 

 Stachys oblongifolia Benth. (Sun 34). Erect perennial, to lm.; fls. pink or pur- 

 plish, V-VI; fr. VI-VIII. Eastern Asia; locally in An., Hup., Ki., Ku. Moist 

 places. 



12. 



Plectranthus L'Herit. m^MM (Hsiang Ch'a Ts'ai 

 Shu; Aromatic-tea Herb Genus) 



Tall herbs or small shrubs usually with small fls. in lax paniculately arranged 6- 

 8-fld. clusters; calyx 5-toothed, 2-lipped, enlarged in fr.; corolla 2-lipped; the tube 

 exserted; the lower lip longer than the upper, boat-shaped; upper lip short, broad, re- 

 curved, 3-4-fid; stamens 4, declining against the lower lip of the corolla; filaments 

 free; anthers 1-celled; style 2-fid: nutlets various. About 90 species, in the tropical 

 and subtropical parts of the eastern hemisphere; 25 in China. (Greek: plektron, spur, 

 and anthos, flower.) 



P. excisvs 



Key to the Species 



a. Lf. blades orbicular to lanceolate-ovate; apex tipped with a long cusp 

 which is often deeply sunken in the blade, and is sometimes con- 

 stricted at the basal point of attachment: upper fig. bracts linear- 

 subulate, minute 1 . 



aa. Lf. blades ovate to lanceolate; apex not tipped with a long cusp: fig. 

 bracts lanceolate. 



Frtg. calyx with deltoid triangular teeth. 

 Style and stamens usually more or less included in the 



extended lower lip of the corolla: Ivs. mostly lanceolate 2. P. amethystoides 

 Style and stamens free and long-exserted from the corolla: 



lvs. mostly broadly ovate 3 . 



Frtg. calyx with long-lanceolate acute teeth 4. 



P. glaucocalyr 

 P. nervosus 



1 



Plectranthus excisus Maxim. i\Vf^. (Kuei Yeh Ts'ao; Tortoise-leaf Herb) (Sun 

 59). Herb or shrub, to 1.5 m.; fls. pale purple-violet, IX-X. China, Korea; locally 

 in Hup., Ku. Woodland shade. 



2. Plectranthus amethystoides Benth. (DC.P.12:61). Brg. herb, to 2m.; fls. white, 

 or pale purple, IX-X; fr. XI. China; locally in Che., Ki. Thickets, meadows. 



3. Plectranthus glaucocalyx Maxim. (Max. F. 212). Brg. herb, 1-2 m. high; fls. pale 

 violet-lilac, IX-X; fr. XI. China, Japan, Korea; locally in Ku. Thickets, meadows. 



4. Plectranthus nervosus Hemsl. (Sun 61). Perennial, to 1.6m.; fls. IX-X. China; 

 locally in Hup., Ku. Brushland, meadows. Fig. 323. 



337 



