COMPOSITAE 471 



disk-flowers perfect, few, tubular, limb 5-fid. Involucre oyoid or campanul- 

 ate, the bracts ovate, dry, rigid, usually ))road; receptacle flat, naked. An- 

 ther-cells tailed at the base. Achenes 5- to 10-ribbed, those of the female 

 flowers with no pappus, those of the perfect flowers with 2 or 3 or no 

 pappus-hairs. (Dedicated to the Abbe Pluche.) ' 



Species about 10 in tropical Asia, Africa, and America, 2 or 3 in the 

 Philippines. 



1. P. Indica (L.) Less. Calapini (Tag.). J 



An erect, much-branched shrub 1 to 2 m high. Leaves oblong-obovate to 

 oblong-elliptic, apiculate, acute, or obtuse, slightly and irregularly toothed, 

 1.5 to 4 cm long, base wedge-shaped. Inflorescence a compound, terminal, 

 slightly pubescent corymb 5 to 11 cm long. Heads numerous, about 5 mm- 

 long, the bracts ovate, acute or obtuse, the inner ones gradually longer. 

 Flowers numerous, pink-purple or lilac. Achenes minute, ribbed, the pap- 

 pus white, scanty. 



In thickets and open places subject to the influence of salt or brackish 

 water, Malabon, Pasay, etc., fl. more or less all the year; throughout the 

 Philippines near the sea. India to southern China and Malaya. 



9. GRANGEA Adanson 



Ascending or prostrate, villous, much-branched herbs. Leaves .alternate, 

 pinnatifid. Heads globose, terminal or leaf-opposed, yellow, not rayed. 

 Outer flowers in 1 to many series, female, slender, the disk-flowers perfect, 

 slender, the limb 4- or 5-cleft. Bracts of the involucre in few series; re- 

 ceptacles convex or conic, glabrous. , Achenes flattened or nearly cylindric; 

 pappus cupular. 



Species 3 or 4 in tropical Asia and Africa, 1 introduced in the Philippines. 



1. G. MADEEASPATANA (L.) Poir. 



Stems spreading from the root, branched, up to 70 cm in length, all 

 parts pubescent. Leaves 2 to 5 cm long, sinualely pinnatifid, the lobes 

 toothed. Heads globose, leaf -opposed, short-peduncled, 8 to 10 mm in diam- 

 eter. Flower small, very numerous,' yellow. Achenes about 2 mm long, 

 cylindric, the pappus-hairs connate into a short, fimbriate tube. 



In open waste places, occasional, fl. March-May; of very local occurrence 

 in the Philippines, and undoubtedly introduced. Tropical and subtropical 

 Asia and Africa. 



10. CROSSOSTEPHIUM Lessing 



An undershrub, the branchlets and leaves densely gray-pubescent. 

 Leaves alternate, entire or 2- to 5-toothed, or -lobed at the apex. Heads 

 small, disk-like or depressed-globose, short-peduncled, in simple or panicu- 

 late, leafy, terminal racemes. Outer two series of flowers female, with 

 tubular, shortly 2- or 3-toothed corollas; disk flowers perfect, regular, 

 tubular, shortly 5-fid. Achenes 5-angled; pappus short, lacerate, or of 

 small, divided scales. (Greek "scale" and "crown," in allusion to the 

 pappus characters.) 



A monotypic Chinese genus, introduced and cultivated in the Philippines. 



* 1. C. ABTEMisioiDES Less. Ajenjo (Tag.). 



An erect or spreading, branched undershrub 10 to 40 cm high. Leaves 

 alternate, crowded toward the ends of the branches, 2 to 3 cm long, nar- 

 rowly obovate-cuneate, densely and softly pubescent with short, grayish- 



