1	"Plants perennial"	2
1	"Plants annual or biennial"	125
2	"Plants woody"	3
2	"Plants herbaceous"	61
3	"Plants forming alpine cushions"	4
3	"Plants shrubby"	10
4	"Plants dioecious"	5
4	"Plants synoecious"	6
5	"Outer florets yellow; Asia"	Sinoleontopodium
5	"Outer florets.purple to blue; South America"	Mniodes
6	"Habit ericoid"	Bryomorphe
6	"Habit not ericoid"	7
7	"Sweeping hairs on style branches apically and dorsally. or dorsally only"	8
7	"Sweeping hairs on style branches apically only"	9
8	"Central florets yellow"	Raouliopsis
8	"Central florets purple"	Jalcophila
9	"Leaf apex apiculate; Tasmania"	Pterygopappus
9	"Leaf apex truncate or obtuse; New Zealand"	Raoulia
10	"Habit ericoid"	11
10	"Habit not ericoid"	22
11	"Capitulum not narrowly cylindric"	12
11	"Capitulum narrowly cylindric"	17
12	"Leaves extremely densely set, imbricate"	13
12	"Leaves not extremely densely set, not imbricate"	14
13	"Central florets purple"	Phaenocoma
13	"Central florets yellow"	Dolichothrix
14	"Involucral bracts cartilaginous"	Lachnospermum
14	"Involucral bracts papery"	15
15	"Pappus scabrid or barbellate"	Hydroidea
15	"Pappus distinctly plumose, at least apically"	16
16	"Ștereome undivided"	Pterothrix
16	"Stereome divided"	Trichogyne
17	"Outer radiate florets present"	18
17	"Outer radiate florets absent"	19
18	"Involucral bracts with brown papery lamina"	Amphiglossa
18	"Involucral bracts without lamina"	Disparago
19	"Involucral bracts cartilaginous"	20
19	"Involucral bracts papery"	21
20	"Capitulum with one floret"	Stoebe
20	"Capitulum with two or more florets"	Elytropappus
21	"Capitula many in.corymbs"	Metalasia
21	"Capitula solitary or only a few together"	Planea
22	"Capitula heterogamous, radiate or disciform"	23
22	"Cåpitula homogamous, discoid"	44
23	"Outer, florêts filiform or tubular"	24
23	"Outer florets radiate"	34
24	"Central florėts perfect"	25
24	"Central florets functionally male"	29
25	"Sweeping hairs on style branches apically only"	26
25	"Sweeping hairs on style branches dorsally only or apically and dorsally"	27
26	"Branches terminating in a thorn"	Acanthocladium
26	"Branches not terminating in a thorn"	Ozothamnus
27	"Outer florets purple to blue"	Gnaphaliothamnus
27	"Outer florets white or yellow"	28
28	"Capitula solitary or only a few together; North Africa"	Aliella
28	"Capitula many in terminal panicles; Australia"	Cremnothamnus
29	"Leaf lamina flat"	30
29	"Leaf lamina not flat"	31
30	"Receptacle paleate"	Petalacte
30	"Receptacle epaleate"	Langebergia
31	"Leaf margin concave to involute"	Loricaria
31	"Leaf margin revolute"	32
32	"Outer florets white or yellow"	Anderbergia
32	"Outer florets purple to blue"	33
33	"Sweeping hairs on style branches dorsally only; Central and South America"	Chionolaena
33	"Sweeping hairs on style branches apically only; South Africa"	Anaxeton
34	"Outer florets yellow with purple stripes abaxially"	35
34	"Outer florets not discolourous"	40
35	"Receptacle paleate"	36
35	"Receptacle epaleate"	39
36	"Central florets with 1-4 pappus bristles"	Rosenia
36	"Central florets without pappus bristles"	37
37	"Subterranean thick woody tubers or rhizomes present"	Comborhiza
37	"Subterranean thick woody tubers or rhizomes absent"	38
38	"Plants glabrous (if hairy, then with capitula congested in secondary heads)"	Oedera
38	"Plants £ hairy or glandular-hairy, capitula generally solitary"	Relhania
39	"Pappus scales present"	Leysera
39	"Pappus scales absent"	Antithrixia
40	"Sweeping hairs on style branches dorsally, not reaching the apex"	41
40	"Sweeping hairs on style branches dorsally and apically"	43
41	"Pappus scales present"	Callilepis
41	"Pappus scales absent"	42
42	"Leaf margin entire; central florets functionally male"	Oxylaena
42	"Leaf margin not entire; central florets perfect"	Pentatrichia
43	"Receptacle paleate"	Arrowsmithia
43	"Receptacle epaleate"	Macowania
44	"Leaf lamina flat"	45
44	"Leaf lamina not flat"	53
45	"Corolla veins reaching ends of lobes; capitula solitary or only a few together"	46
45	"Corolla veins ending below apex of lobes; capitula many in corymbs"	50
46	"Leaf margins entire"	47
46	"Leaf margins not entire"	48
47	"Receptacle conical, involucral bracts cartilaginous"	Argyroglottis
47	"Receptacle flat to convex, involucral bracts papery"	Ozothamnus
48	"Pappus of elongated scale-like awns"	Anisochaeta
48	"Pappus of capillary bristles or scales"	49
49	"Central floret cypsela shorter than corolla"	Anisothrix
49	"Central floret cypselaequal to or longer than the corolla"	Pentatrichia
50	"Sweeping hairs on style branches dorsally ad apically; style apex acute to conical"	Catatia
50	"Sweeping hairs on style branches apically only; style apex truncate"	51
51	"Pappus absent"	Syncephalum
51	"Pappus present"	52
52	"Pappus bristles connate"	Ozothamnus
52	"Pappus bristles free"	Stenocline
53	"Leaf margin concave to involute"	54
53	"Leaf margin revolute"	56
54	"Central florets yellow or white"	Ozothamnus
54	"Central florets purple"	55
55	"Capitula 3-6 together, in corymbs"	Atrichantha
55	"Capitulum solitary or 2-3 together"	Calotesta
56	"Capitula many in terminal panicles; Madagascar"	Humeocline
56	"capitula many in corymbs; Australia"	57
57	"Receptacle flat or convex"	58
57	"Receptacle conical"	60
58	"Pappus absent"	Haeckeria
58	"Pappus present"	59
59	"Anthers with distinct tails"	Ozothamnus
59	"Anthers without distinct tails"	Cassinia
60	"Florets 20-30 per capitulum; inner involucral bracts with claw"	Ixodia
60	"Florets 4-6 per capitulum; inner involucral bracts without claw"	Odixia
61	"Capitula homogamous"	62
61	"Capitula heterogamous"	80
62	"Stereome divided"	63
62	"Stereome undivided"	69
63	"Involucral bracts brownish or hyaline"	64
63	"Involucral bracts coloured"	66
64	"Receptacle flat or convex"	Acomis
64	"Receptacle conical"	65
65	"Pappus of bristles with flattened axis; cypsela without reddish knobs"	Leucophyta
65	"Pappus of rudimentary bristles or of scales; cypsela with conspicuous reddish knobs"	Rutidosis
66	"Anther apex narrower than thecae"	Argentipallium
66	"Anther apex as wide as thecae"	67
67	"Basal claw on involucral bracts distincts"	Leucochrysum
67	"Basal claw on involucral bracts absent"	68
68	"Receptacle fimbriliferous; cypsela trichomes present"	Syncarpha
68	"Receptacle not fimbriliferous; cypsela trichomes absent"	Stenophalium
69	"Plants dioecious, stolons usually present"	70
69	"Plants synoecious, stolons absent"	71
70	"Leaves tomentose abaxially; pappus bristles connate in a ring"	Antennaria
70	"Leaves glabrous abaxially; pappus bristles free"	Parantennaria
71	"Capitula solitary or only a few together"	72
71	"Capitula many"	76
72	"Involucral bracts cartilaginous"	Anisochaetu
72	"Involucral bracts papery"	73
73	"Involucral bracts brownish or hyaline; Asia."	Cladochaeta
73	"Involucral bracts coloured; Australia"	74
74	"Basal claw on involucral bract absent; receptacle paleate"	Ammobium
74	"Basal claw on involucral bract distinct; receptacle epaleate"	75
75	"Pappus bristles barbellate"	Anemocarpa
75	"Pappus bristles plumose"	Leucochrysum
76	"Capitula in glomerules"	77
76	"Capitula in panicles"	78
77	"Capitula pedicellate"	Craspedia
77	"Capitula sessile"	Pycnosorus
78	"Receptacle conical, paleate"	Apalochlamys
78	"Receptacle flat or convex, epaleate"	79
79	"Involucral bracts brownish or hyaline; Australia"	Calomeria
79	"Involucral bracts coloured; Madagascar"	Humeocline
80	"Outer florets blue to purple"	81
80	"Outer florets yellow, white or pale green"	100
81	"Central florets perfect"	82
81	"Central florets functionally male or female"	97
82	"Sweeping hairs on style branches dorsally and apically"	83
82	"Sweeping hairs on style branches apically only or dor sally only"	90
83	"Distinct outer florets radiate or absent"	84
83	"Distinct outer florets filiform"	85
84	"Distinct outer fiorets radiate"	Athrixia
84	"Distinct outer florets absent"	Rutidosis
85	"Style branches acute to conical"	86
85	"Style branches obtuse to truncate"	88
86	"Pappus bristles distinctly plumose but barbellate towards apex with shorter teeth apically"	Berroa
86	"Pappus bristles scabrid or barbellate without shorter teeth apically"	87
87	"Cypsela with globose hairs"	Belloa
87	"Cypsela with elongated twin hairs"	Lucilia
88	"Pappus bristles free or cohering by patént cilia; Australasia"	Euchiton
88	"Pappus bristles connate in a ring or in groups; South America"	89
89	"Anther tails distinct; elongated or globose twin hairs present on cypsela"	Luciliocline
89	"Anther tails absent; short clavate twin hairs present on cypsela"	Chevreulia
90	"Style apex obtuse"	91
90	"Style apex truncate"	92
91	"Leaf margin entire; receptacle paleáte"	Callilepis
91	"Leaf margin denticulate; receptacle epaleate"	Lepidostephium
92	"Stereome divided"	Edmondia
92	"Stereome undivided"	93
93	"Cypsela hairs short; clavate"	Gnaphalium
93	"Cypsela hairs globose, elongated, or absent"	94
94	"Capitula solitary in axis.of. uppermost leaves; recep tacle conical"	Rachelia
94	"Capitula clustered; receptacle fiat"	95
95	"Receptacle paleate; leaves tomentose abaxially only"	Tenrhynea
95	"Receptacle epaleate; leaves tomentose on both sides"	96
96	"Involucral: bracts white; pappus bristles free : New Zealand"	Ewartiothamnus
96	"Involucral bracts brown; pappüs bristles, connate în a ring; mainly South America"	Gamochaeta
97	"Leaf margin flat"	98
97	"Leaf margin concave to involute"	99
98	"Plants synoecious"	Mexerion
98	"Plants dioecious"	Cautrecasasiella
99	"Plants not ericoid"	Ewartia
99	"Plants éricoid; South Africa"	Trichogyne
100	"Sweeping hairs on style branches apically and dorsally"	101
100	"Sweeping hairs on style branches only apically or only dorsally"	110
101	"Capitula many"	102
101	"Capitula solitary or only few"	106
102	"Pappus bristles free or cohering by patent cilia"	103
102	"Pappus bristles connate in a ring or in groups, in Euchiton apparently so"	104
103	"Involucral bracts white"	Anaphalis
103	"Involucral bracts brownish or hyaline"	Euchiton
104	"Stereome divided; South America"	Gamochaetopsis
104	"Stereome undivided; Eurasia, Australasia"	105
105	"Central florets functionally male"	Leontopodium
105	"Central florets perfect"	Euchiton
106	"Involucral bracts coloured"	Xerochrysum
106	"Involucral bracts brownish or hyaline"	107
107	"Style apex much prolonged; stereome divided"	Rutidosis
107	"Style apex obtuse; stereome undivided"	108
108	"Outer florets radiate"	Philyrophyllum
108	"Outer florets filiform"	109
109	"Leaf margin entire"	Euchiton
109	"Leaf margin not entire"	Phagnalon
110	"Sweeping hairs on style branches dorsally only"	111
110	"Sweeping hairs on style branches apically only"	112
111	"Duter florets filiform"	Aliella
111	"Outer florets radiate"	Callilepis
112	"Involucral bracts brownish or hyaline"	113
112	"Involucral bracts coloured"	116
113	"Capitula surrounded by whorl of white-lanate leaves"	Leucogenes
113	"Capitula not surrounded by whorl of white-lanate leaves"	114
114	"Outer florets radiate"	Oreoleysera
114	"Outer florets filiform or tubular"	115
115	"Plant forming mats"	Raoulia
115	"Plant not forming mats"	Ixiolaena
116	"Stereome divided"	117
116	"Stereome undivided"	121
117	"Distinct outer florets fewer than central florets or absent"	118
117	"Distinct outer fiorets more numerous than central florets"	120
118	"Anther appendages concave, cypselae ellipsoid to. Turbinate"	Chrysocephalum
118	"Anther appendages flat, cypselae oblong"	119
119	"Anther apex narrower than thecae"	Argentipallium
119	"Anther apex as wide as thecae"	Helichrysum
120	"Capitula with < 20 florets"	"Achyrocline or Helichrysum"
120	"Capitula with > 20 florets"	"Pseudognaphalium or Helichrysum"
121	"Receptacle conical"	Anaphalioides
121	"Receptacle flat or convex"	122
122	"Capitula solitary or only a few together"	123
122	"Capitula many together"	124
123	"Capitula solitary; New Zealand"	Raoulia
123	"Capitula only a few together; South Africa"	Helichrysopis
124	"Pappus bristles capillary; South Africa"	Plecostachys
124	"Pappus bristles rudimentary or of scales; NE tropical Africa"	Chiliocephalum
125	"Capitula homogamous"	126
125	"Capitula heterogamous"	181
126	"Cypsela ellipsoid or turbinate or long and rod-like"	127
126	"Cypsela oblong or obovoid"	143
127	"Cypsela long and rod-like"	Chondropyxis
127	"Cypsela ellipsoid or turbinate"	128
128	"Involucral bracts in one row"	129
128	"Involucral bracts in more than one row"	131
129	"Pappus bristles 'capillary"	Millotia
129	"Pappus bristles rudimentary or of scales"	130
130	"Distinct leaf glands present"	Toxanthes
130	"Distinct leaf glands absent"	Scyphocoronis
131	"Involucral bracts with distinct claw"	132
131	"Involucral bracts without claw"	135
132	"Centremost florets functionally male"	"Schoenia (Sayersii)"
132	"Centremost florets bisexual"	133
133	"Style apex acute to conical"	Waitzia
133	"Style apex obtuse or truncate"	134
134	"Style apex obtuse"	Leucochrysum
134	"Style apex truncate"	Haptotrichion
135	"Involucral bracts herbaceous"	136
135	"Involucral bracts papery or cartilaginous"	137
136	"Receptacle epaleate"	Podotheca
136	"Receptacle paleate"	Neotysonia
137	"Involucral bracts cartilaginous"	138
137	"Involucral bracts papery"	139
138	"Pappus bristles capillary"	Taplinia
138	"Pappus with a few scale-like bristles"	Quinetia
139	"Cypsela longer than or equal to corolla"	140
139	"Cypsela shorter than corolla"	142
140	"Receptacle conical"	Bellida
140	"Receptacle flat or convex"	141
141	"Receptacle paleate"	Neotysonia
141	"Receptacle epaleate"	Quinqueremulus
142	"Stereome divided; receptacle conical"	Rutidosis
142	"Stereome undivided; receptacle flat"	Gilberta
143	"Central floret cypsela oblong"	144
143	"Central floret cypsela obovoid"	145
144	"Involucral bracts brownish or hyaline"	Galeomma
144	"Involucral bracts coloured"	Vellereophyton
145	"Involucral bracts brownish or hyaline"	146
145	"Involucral bracts coloured"	168
146	"Receptacle paleate"	147
146	"Receptacle epaleate"	151
147	"Receptacle flat or convex"	148
147	"Receptacle conical or peg-like"	150
148	"Involucral bracts cartilaginous; pappus of connate scales"	Trichanthodium
148	"Involucral bracts papery; pappus of scales absent"	149
149	"Capitula surrounded by whorl of leaves"	Chthonocephalus
149	"Capitula not surrounded by whorl of leaves"	Decazesia
150	"Receptacle conical"	Siloxerus
150	"Receptacle peg-like"	Craspedia
151	"Cypsela trichomes present"	152
151	"Cypsela trichomes absent"	162
152	"Cypsela densely villous"	153
152	"Cypsela not densely villous"	156
153	"Receptacle peg-like"	Fitzwillia
153	"Receptacle conical"	154
154	"Leaf glands distinct"	Polycalymma
154	"Leaf glands absent"	155
155	"Pappus of basally connatė subplumose to plumose bristlesi"	Feldstonia
155	"Pappus.of short reduced flattened basally connate bristles"	Dithyrostegia
156	"Receptacle flat or convex"	157
156	"Receptacle conical or peg-like"	159
157	"Involucral brácts cartilaginous"	Trichanthodium
157	"Involucral bract's.papery"	158
158	"Leaf glands distinct"	Eriochlamys
158	"Leaf glarids absent"	Pogonolepis
159	"Receptacle pèg-like"	Blennospora
159	"Receptacle conical"	160
160	"Leaf glands absent; pappus distinctly plumose, at least apically"	Actinobole
160	"Leaf glánds distinct; pappus bristles scabrid or barbellate"	161
161	"Capitula surrounded by whorl of leaves"	Myriocephalus
161	"Capitula not surrounded by whorl of leaves"	Gnephosis
162	"Involucral bracts cartilaginous"	163
162	"Involucral-bracts papery"	164
163	"Bracts in more than one row"	Dielitzia
163	"Bracts in one row"	Sondottia
164	"Leaves glabrous"	Lemooria
164	"Leaves tomentose"	165
165	"Leaf glands distinct; receptacle conical"	Hyalochlamys
165	"Leaf glands absent; receptacle flat or convex"	166
166	"Leaves alternate throughout; capitula not surrounded by whorl of leaves"	Leptotriche
166	"Leaves opposite, at least basally; capitula surrounded .by whorl of leaves"	167
167	"Pappus basally connate into a jagged scale-like cup"	Cephalosorus
167	"Pappus absent"	Epitriche
168	"Involucral bracts herbaceous"	Podotheca
168	"Involucral bracts papery"	169
169	"Inner involucral bracts conspicuously longer than outer bracts"	170
169	"Inner involucral bracts not conspicuously longer than outer bracts"	176
170	"Pappus absent"	Pithocarpa
170	"Pappus present"	171
171	"Pappus scabrid or barbellate"	172
171	"Pappus distinctly plumose, at least apically"	174
172	"Leaves filiform, alternate throughout"	Erymophyllum
172	"Leaves flat, opposite, at least basally"	173
173	"Cypsela of outer florets dorsiyentrally compressed; 2 vascular bundles medial in relation to cotyledons"	Schoenia
173	"Cypsela of outer florets not dorsiventrally compressed; 2 vascular bundles lateral in relation to cotyledons"	Lawrencella
174	"Receptacle flat or convex; pappus bristles free or cohearing by patent cilia"	Cephalipterum
174	"Receptacle conicle; pappus britles connate in a ring"	175
175	"Cypsela densely villous with elongated twin hairs"	Rhodanthe
175	"Cypsela not densely villous, but with globose hairs without basal cell"	Hyalosperma
176	"Pappus absent"	Thiseltonia
176	"Pappus present"	177
177	"Pappus of jagged scales"	Pleuropappus
177	"Pappus of flattened plumose bristles"	178
178	"Cypsela trichomes absent"	Gilruthia
178	"Cypsela trichomes present"	179
179	"Receptacle paleate"	Pycnosorus
179	"Receptacle epaleate"	180
180	"Involucral bracts usually 4, with 2 concave bracts (always present) surrounding usually 2 (sometimes 0 or 1) fiat bracts"	Angianthus
180	"Involucral bracts 7-c.22, variously flat to somewhat"	Calocephalus
181	"Central floret cypsela long, rod-like"	182
181	"Central floret cypsela ellipsoid, turbinate, oblong, obovoid or abortive"	183
182	Biennial	Nestlera
182	Annual	Rhynchopsidium
183	"Central floret cypsela obovoid"	184
183	"Central floret cypsela ellipsoid, turbinate, or oblong"	186
184	"Capitula arranged in glomerules or spikes"	Tietkensia
184	"Capitula solitary or only a few together"	185
185	"Inner bracts conspicuously longer than outer bracts, coloured"	Lawrencella
185	"Inner bracts not conspicuously longer than outer bracts, hyaline"	Haegiela
186	"Central floret cypsela'ellipsoid or turbinate"	187
186	"Central floret cypsela oblong"	202
187	"Outer florets bilabiate"	Denekia
187	"Outer florets radiate, filiform, tubular or corolla absent"	188
188	"Outer florets radiate"	189
188	"Outer florets filiform or tubular, or corolla absent"	192
189	"Outer florets purple to blue; receptacle paleate"	Alatoseta
189	"Outer florets yellow; receptacle epaleate"	190
190	"Outer florets yellow with purple stripes abaxially; South Africa"	Rhynchopsidium
190	"Outer florets without purple stripes abaxially; Australia"	191
191	"Bract laminae filiform-subulate, densely plumose"	Asteridea
191	"Bract laminąe flat, entire to long-ciliate on margins"	Podolepis
192	"Central florets functionally male"	Basedowia
192	"Central florets.perfect"	193
193	"Leaf glands distinct"	194
193	"Leaf gland's absent"	197
194	"Involucral bracts brownish or hyaline"	195
194	"Involucral:bracts coloured"	196
195	"Involucral bracts with distinct basal claw"	Asteridea
195	"Involucral bracts without distinct basal claw"	Artemisiopsis
196	"Pappus bristles one"	Gratwickia
196	"Pappus bristles more than one"	Chrysocephalum
197	"Capitula surrounded by a whorl of leaves"	198
197	"Capitula not surrounded by a whorl of leaves"	200
198	"Involucral bracts coloured"	Pterochaeta
198	"Involucral bracts brownish or hyaline"	199
199	"Receptacle conical"	Triptilodiscus
199	"Receptacle flat or convex"	Euchiton
200	"Leaves opposite, at least basally"	Haegiela
200	"Leaves alternate throughout"	201
201	"Outer florets purple to blue"	Facelis
201	"Outer florets yellow"	Leptorhynchos
202	"Central florets perfect"	203
202	"Central florets functionally male"	215
203	"Stereome divided"	204
203	"Stereome undivided"	209
204	"Involucral bracts brownish or hyaline"	205
204	"Involucral bracts coloured"	207
205	"Outer florets scattered in axils of outer involucral bracts"	Ifloga
205	"Outer florets all inside a common involucre"	206
206	"Florets purple"	Lasiopogon
206	"Florets yellow"	Gnomophalium
207	"Florets yellow"	Pseudognaphalium
207	"Florets purple"	208
208	"Capitula not surrounded by a whorl of leaves"	Troglophyton
208	"Capitula surrounded by a whorl of leaves"	Vellereophyton
209	"Receptacle flat or convex"	210
209	"Receptacle conical"	213
210	"Receptacle paleate"	Micropsis
210	"Receptacle epaleate"	211
211	"Pappus bristles connate in a ring"	Gamochaeta
211	"Pappus bristles free or cohering by patent cilia"	212
212	"Style branches truncate"	Gnaphalium
212	"Style branches obtuse"	Euchiton
213	"Inner involucral bracts folded around florets"	Logfia
213	"Inner involucral bracts not enclosing florets"	214
214	"Pappus present"	Filago
214	"Pappus absent"	Stuartina
215	"Receptacle peg-like"	216
215	"Receptacle flat to conical"	222
216	"Inner involucral bracts folded around florets"	217
216	"Inner involucral bracts not enclosing florets"	218
217	"Corolla of outer florets attached obliquely to cypsela"	Chamaepus
217	"Corolla of outer florets attached straight to cypsela"	Evacidium
218	"Anther appendage concave; apex narrower than thecae"	219
218	"Anther appendage flat; apex as.wide as thecae"	221
219	"Leaves opposite, at least basally; cypsela with trichomes"	Psilocarphus
219	"Leaves alternate throughout; cypsela without trichomes"	220
220	"Pappus present"	Stylocline
220	"Pappus absent"	Ancistrocarphus
221	"Pappus present"	Cymbolaena
221	"Pappus absent"	Bombycilaena
222	"Receptacle flat or convex"	223
222	"Receptacle conical"	226
223	"Outer florets scattered in axils of the outer involucral bracts"	224
223	"Outer florets all inside a common involucre"	225
224	"Pappus bristles without patent cilia at base"	Trichogyne
224	"Pappus bristles with patent cilia at base"	Ifloga
225	"Inner involucral bracts enclosing florets"	Micropus
225	"Inner involucral bracts not enclosing florets"	Stuckertiella
226	"Receptacle paleate; pappus absent"	Hesperevax
226	"Receptacle epaleate; pappus present"	Filago