352 COMPOSIT (Harv.) [ Senecio. 
§ 7. Leprotosi. Suffrutices, or herbaceous perennials, commonly branched. 
Leaves pinnatipartite or bipinnatipartite, glabrous or tomentose, the lobes narrow- 
linear (in some species the leaves vary from linear quite entire to pinnatipartite with 
- linear lobes). Heads corymbose, mostly calycled, radiate or discoid. Rays yellow, 
purple, or white. (Sp. 122-138.) 
(a.) Heads radiate ; rays purple or white: 
Suffr., glabrous ; lvs. entive or pinnate, with st 
revolute edges... ... (122) umbellatus. 
Herb., pubescent; lvs. pinnatipartite, lobes acumi- , 
nate, entire or toothed, with subrecurved edges ; 
rays "purple ee : (123) grandiflorus. 
Herb., scabrous ; vs. ‘pinnatipartite, very scabrous, 
lobes acute, with reflexed edges ; rays white ... (124) leucoglossus. 
‘b.) Heads radiate ; rays yellow : 
Leaf-lobes very short and tooth-like ; all parts gla- 
brous... .. ... (126) parvifolins. 
Leaf-lobes linear or subulate, distant, in few pairs : 
Stem and leaves very scabrous with short, swollen 
hairs . (125) muricatus. 
St. and Iva. glabrous ¢ or r pilose, not scabrid : 
, herbaceous ; lvs. unequally pinnate (127) Carroensis. 
Erect, suffrut. ; leaf-lobes linear- -elongate (128) pinnulatus. 
Leaf-lobes closely set, simple or lobulate : 
Ascending-erect ; lvs. woolly, the lobes short, 
obtuse, often 2-3-fid ... ... . 4. (129) tanacetoides. 
Erect, virgate, glabrous or nearly 80 : 
Upper leaf-lobes 2—3-fid or tooth-lobed : 
Pedicels and invol. glabrous ; heads 
subcorymbose .. +. (130) achillezefolius. 
Pedunc. and inyol. scabrous ; : 
subsolitary -.. (131) serrurioides. 
All the leaf-lobes 8 linear-elongate, ‘quite 
( ) Heads discoid : (132) euryopoides. 
Cc. Ol 
Leaves bipinnati-partite : 
Heads 30-40-fl , in few-headed corymbs ... (133) piunatifidus. 
Heads 12-15-f. : 
Suffr. quite erweres inv. se. rs, broad, 
subacute ae ... (134) feeniculoides. 
Herb., viscidulous ; inv. se 10-12, taper- 
pointed, nairow ... .. (136) rhyncholenus. 
Heads 4-6-4. in much branched, “fastigiate 
bs ... (135) bipinnatus. 
corym 
Leaves pinnati-partite some simple, Tinear- elongate ae 
Suffr. branching; branches virgate, leafy; leaf- 
lobes few, long, slender... ... (137) panieculatus. 
Many-stemmed ; stems simple, ascending, leafy 
at base, leaf- lobes short; _—* leaves sae ‘pea 
entire... . ... (138) multicaulis. 
“g 8. LeprornyLul. Shrubs, suffrutices or herbaceous perennials, mostly branching- 
Leaves linear, linear-filiform, or oblong- linear, mostly with revolute edges, entire or 
sparsely toothed, glabrous or variably pubescent or woolly. Heads mostly corym- 
bose, rarely solitary, radiate or discoid. Rays yellow or white. (Sp. 139-155-) 
(a.) Heads discoid : 
Leaves sessile, narrow-linear, not eared at base : 
Glabrous in all parts“... . _. (139) angustifolius. 
Woolly on branches, leaves, and involuere ... (140) niveus, 
eared or strongly clasping at base : 
——— pane. or tomentose beneath : 
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