Gerbera. COMPOSIT (Harv.) 519 
tive name Sachamburi. Avery simiiar plant, gathered by Barter on the Ni 
expedition, is also in Hb. Hk. =—- . gia 
CXLIV. GERBERA, Gron. 
Heads many-fl., heterogamous, radiate ; vay-fl. in one or two rows, 
those of the inner row, when present, very short, subtubular; of the 
outer bilabiate, the outer lip ligulate, elongate, tridentate, the inner 
minute, bifid; disc. also sub-bilabiate, the outer lip 3, the inner 
2-fid. Znv. scales oblong or lanceolate, closely imbricate, subherbaceous. 
Recept. nude. Anthers tailed; fil. glabrous. Style-branches short, ob- 
tuse. Achenes beaked. Pappus in two or more rows, of rough bristles. 
DC. Prodr. 7, p. 15. Also Lastorus, Cass. DC. 1. c. p, 18. 
Stemless, "perennial herbs. Leaves radical, petioled, entire or pinnatilobed, 
coriaceous or membranous. Scapes one-headed. Fl. yellow or orange, the rays 
often red or coppery outside. Named after Gerber, a German naturalist who 
travelled in Russia. 
Sect. 1. EucrrBera. Jnv, sc. much shorter than the ray-fl. Rays uniseriate, 
uniform, Achenes papulose, not (or scarcely) tapering upwards. Leaves coriaceous, 
rigid. Scape mostly scale-bearing. (Sp. 1-7.) ‘ 
Pappus rufous : 
Leaves linear, incised, pinnatifid or pinnatipartite ... ... (1) asplenifolia. 
Leaves oblong, ovate or cordate, entire or sinuate : 
Leaves rusty-tomentose beneath ; 
Leaves oblong, sinuous; scapes scale-bearing ; 
iny. subglabrous ihe Se Se ee ee. 
Lys. cordate, subentire ; scapes without scales ; 
inv. rufo-tomentose ... ...  ... ... t.. « (4) tomentosa. 
Leaves on both sides glabrous, quite entire ... ... (3) integralis. 
Lvs. cordate, thinly albo-tomentose beneath ; inv. 
subglabrous ee ge eC ne meg 
Pappus milk-white : 
Lys. cordate at base, inciso-sinuous, rufo-tomentose 
‘Lvs. oblong or obovate, entire or sinuous, thinly 
albo-tomentose or glabrous beneath ... ....... (7) Burmanni. 
_ Sor 2. Leprica. Jnv. se. not much shorter than ray-fl. Rays uniseriate, uni- 
form. Achenes minutely papulose, when mature tapering into a long, slender beak. 
Leaves membranaceous. Scapes not scaly. (Sp. 8-9.) 
Lvs. long-petioled, cordate at base, albo-tomentose beneath (8) cordata. 
Lvs. short-petioled, elliptic-oblong, cuneate at base, softly : : 
Dairy TCNORN 5 ee ee ses age ee 0) DONO, 
Sect. 3. Lastopus. Rays biseriate, female; owter strap-shaped, elongate ; inner 
short, subtubular, slender, with a very short, outer lip and a much exserted style. 
Other characters as in Leptica. (Sp. 10-15.) 
Pai rufous or foxy : 
© Gianvves albo-tomentose beneath : 
Lys. elliptic or oblong, obtuse, scarcely narrowed at 
DARE coos 5 coe a ee eed eo (0) ambigua. 
Lys. oblongo-lanceolate, tapering very much at base (11) discolor. 
Leaves green on both sides : 
Lys. obovate-oblong, tapering very much at base ... (12) plantaginea. 
Lys. elliptical or oblong, scarcely tapering at base ... (13) viridifolia. 
Pappus violet-purple : 
Leaves oblongo-lanceolate, green on both sides ... ... (14) aurantiaca. 
Leaves ovate-oblong, tomentose and strongly penninerved 
beneath oS re ie ee es ee GIS) re 
J rs 4 ee ° 
ft v eA Le i Cee 7é . ee {wp Ay 
\ C df feces 
7 
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