564 COMPOSITES. 



86. BELLIS L. Daisy. 



Low herbs with (in ours) radical leaves and solitary heads on soape- 

 like peduncles. Disk yellow. Kays white, or tinged with pink. In- 

 volucre hemispherical, its bracts wholly herbaceous and green, equal, 

 in 2 rows. Receptacle conical, destitute of bracts. Achenes flat- 

 tened, without ^ppus. (Latin bellus, pretty.) 



1. B. perennis L. Tufted perennial; leaves obovate, sparingly 

 toothed, narrowed at base to a margined petiole, 1 to If in. long; 

 peduncle about 4 in. high; rays about 50. 



An occasional escape from gardens: Berkeley; Mill Valley. 



87. CORETHROGYNE DC. 



Perennial herbs, some resembling Lesslngia, others Aster, but 

 flowering in late spring or summer. Herbage whitened when young 

 with a cotton-like tomentum, which is often deciduous in age. 

 Heads solitary or corymbose or paniculate. Involucre hemispherical 

 to turbinate, imbricated. Receptacle pitted. Ray-corollas ligulate, 

 neutral. Style-appendages comose or with a bearded tuft. Achenes 

 silky or pubescent. Pappus reddish brown, of rigid capillary bristles, 

 pres"ent in the disk, reduced or none in the ray. (Greek korethron, 

 besom, and gune, style, on account of the brush-like tuft of hairs on 

 the style tips.) 



Stem erect or ascending. 



Heads in a panicle . 1. C filaginifolia. 



Heads on long corymbosBly disposed peduncles ... . 2. C. viscidula. 



Steins decumbent or prostrate; heads mostly solitary . . .B.C. Californica. 



1. C. filaginifolia Nutt. Two ft. high or more; tomentum 

 floccose-deciduous; lower leaves 2J in. long, oblong-spatulate, nar- 

 ro.wed to a slender petiole, passing into the upper small bract-like 

 sessile ones, sparingly serrate towards the apex; heads turbinate- 

 campanulate, 4 lines high, solitary and terminal on the branches or 

 more numerous and loosely paniculate; rays violet. 



Common at Monterey. 



C. LBXJOOPHYLLA Menzies. Small depressed persistently white- 

 woolly plant; leaves numerous on the stems, J in. long or less. — 

 Sand dunes at Monterey. 



2. C. viscidula Greene. Slender, loosely corymbose-panicled, 

 13 to 17 in. high; herbage hoary when young, becoming green and 

 more or less glabrate; stems and both surfaces of the leaves glandular- 

 scabrous; leaves oblanceolate, acute, serrulate, reticulate-venulose; 

 heads 5 or 6 lines high, on rather long corymbosely disposed pedun- 

 cles, these with short-stipitate glands; involucre hemispherical, its 

 bracts rather strongly imbricated and also viscid-glandular; pappus 

 light brown. 



Monterey, Parry, 1888; Corallitos (Santa Cruz Co.), Jepso)/, 1896. 



Var. Greene! (C. Californica Greene not DC). Lanate or floccose 

 tomentose, in age more or less glabrate, the peduncles and involucres 

 glandular, the former with some stipitate glands as in the type; stems 



