97 



Tribe 12. MtTTisiACEiE. — Elower-heads het&ro or homogamous, 

 rayed or not. Involueral bracts many-seriate, unarmed. Eeceptacle 

 rarely paleaceous. Corolla bilabiate, or the limb deeply 5-fid. . 

 Anthers usually caudate. Style-branches (very short or elongated), 

 with rounded or truncate inappendiculate points. Achenes various. 

 Pappus setose, paleaceous, or rarely none. Leaves radical or alter- 

 nate, rarely opposite. 



Subtribe Bamadesiece. — Heads sBqualiflorus or radiatiformis. 

 Anthers tailless. Style-branches very short, connivent or scarcely 

 patent. Involueral bracts many- seriate, imbricate. Example : 

 Barnadesia, a South American genus. The only example to be met 

 with in Queensland is a large rambling spiny bush. One plant is in 

 the Brisbane Botanic Gardens, but is cut down every yeat so never 

 flowers ; the other is between the Beenleigh school and teacher's 

 residence. 



Subtribe GocJmatiece. — Heads sequaliflorus, corolla tubulose, 

 limb-segments narrow, equal or obscurely 2-lipped. Involueral bracts 

 many-seriate, imbricate. Example: Stifftia chrysantha. Plant in 

 Brisbane Botanic G-ardens, a native of Brazil. 



Tribe 13. CiCHOEiACE.ffi. — Elower-heads homogamous, sequaliflorus 

 or subradiatiformis. Involucre various. Receptacle epaleaceous or 

 paleae deciduous. Corollas all ligulate ; ligale truncate, 5-toothed at 

 apex. Anthers tailless or shortly setiferous at the base. Style- 

 branches slender. Achenes various. Pappus setose, paleaceous, or 

 none. Leaves radical or alternate. Herbs, with usually a milky 

 juice. 



Subtribe Syoseridem. — Achenes truncate. Pappus of scales, with 

 sometimes alternating hairs or none. Example: Oiehorium. The 

 Endive and Chicory are plants of this genus. 



Subtribe Grepidece. — Usually leafy herbs, not woolly nor with 

 stellate hairs. . Involucre calyculate, inner bracts often thickened. 

 Achenes usually contracted at both ends. Examples : Picris, Orepis. 

 All or mostly composed of weedy plants ; the first-named genus of a 

 very harsh nature. 



Subtribe SypocTicsridem. — Scapigerous herbs, hairs various. 

 Achenes contracted below, usually beaked above. Pappus-hairs 

 simple or feathery. Examples : Sypochmris, Taraosacum Bem-leonis, 

 the Dandelion. 



Subtribe Lactueece. — Herbs, rarely shrubby below, glabrous or 

 hispid, rarely scapigerous. Achenes usually narrowed below, and 

 beaked or not above. Pappus-hairs many, simple. Examples : 

 Lactuca, Sonchus. The first genus contains the Lettuce, and the 

 latter the Sow thistle. 



Subtribe Scoreonerea. — Herbs, glabrous, wooUy or hispid. 

 Achenes with a broad base, or curved hollow stipes, above narrowed 

 or beaked. Examples : Tragopogon porrifolius, the Salsafy ; ISeor- 

 zonera, the Viper's Grass, 8. hispanica, supposed to possess the powei* 

 of curing the- bites of vipers. 



