Androsace PRIMULACEAE Lysimachia 



corolla constricted at the throat; the tube of the corolla shorter than the calyx: capsule 



5-valved. 85 species, in Eurasia and North America; 25 in China. (An old Greek 



name.) 



1. Androsace umbellata (Lour.) Merr. {A. saxifragifolia Bunge) itklfe^ (Ti Ch'ien 



Ts'ao; Earth-coin Herb) (H.F. 3:496; M.E. 3:274). Rosette herb; fls. white, IV- 



V. Eastern Asia; locally in An., Che., Hup., Ku. Open ground. Fig. 286. 



2. Primula Linn. Primrose filiM (Ying Ts'ao Shu) 

 Scapose perennial herbs with basal Ivs. and dimorphic fls. in umbel- or head-like 

 clusters; tube of the corolla longer than the calyx; stamens included, the filaments 

 very snort: capsule 5-10-valved. 300 species, mostly in the north temperate regions; 

 100 in China. (Diminutive of primus, first; referring to its early blooming.) 



Key to the Species 



Fls. small, about 1 cm. across 1. P. malacoides 



Fls. large, 3-4 cm. across 2. P. sinensis 



1. Primula malacoides Franch. Fairy Primrose #t#Ti: (Pao Ch'un Hua) (B.M. 779). 

 Herb, to 0.5m.; fls. rose-colored and lilac, III. China; locally in Ku. Planted, 

 ornamental. 



2. Primula sinensis Lindl. Chinese Primrose ^WzW- (Hua Yin Ts'ao) (B.M. 780). 

 Herb, to 3 dm.; fls. white, pink, red or purplish, III. China; locally in Ku. 

 Planted, ornamental. Fig. 287. 



3. Stimpsonia Wright ex A. Gray MT^M (Shih Ting Ts'ao Shu) 

 Slender If y.- stemmed annual with alternate dimorphic Ivs.; smaller sessile ones 

 on the erect flg. stems; larger petiolate ones at the base: fls. minute and solitary in 

 the upper axils; tube of the corolla short: capsule globose, 5-valved, many-seeded. 

 One species, in eastern Asia. 

 1. Stimpsonia chamaedryoides C. Wright (Me. Am. Ac. 6:401). Low herb; fls. white, 

 V. Eastern and central China; locally in Hun., Ki., Ku. Roadside. 



4. Lysimachia Linn. &?%MM (Chen Chu Ts'ai Shu) 

 Lfy. -stemmed perennial herbs; the entire Ivs. all of one form and often glandular- 

 dotted: fls. variously arranged, 5-6-merous; stamens often more or less united at the 

 base: capsule 5-valved. 100 species, in temperate and tropical regions; 60 in China. 

 (In honor of Lysimachus, a Greek General and King of Thrace, before 281 B.C.) 



Key to the Species 



a. Fls. white; corolla not glandular. 



b. Inn. usually a simple raceme terminating a lfy. br. 



c. Developing raceme pyramidal: Ivs. (at least some of the 



lower ones) spatulate, 2-5 cm. long 1 . L. Candida 



cc. Developing racemes scorpioid (curved) or cylindric: Ivs. 

 lanceolate to obovate, 5-15 cm. long. 

 Plant pubescent: Ivs. linear to oblong: infl. often curved 



when young 2. L. barystachys 



Plant glabrous. 



Lvs. lanceolate: infl. slender-cylindric 3. L. fortunei 



299 



