39. COMPOSITE. 97 



acuminate, clothed with long, soft, rusty hairs. Fl.-head rather 

 large, bright yellow, slightly nodding in bud. Ligules pilose at 

 the apex. Styles yellow. 



On the highest mountains. (H) P. 7 8. Hills above Loch Eck, rare. 



B. Stem leafless. Flowers in a dense corymb. 



* 3. H. AURANTIACUM, L. Orange Hawk-weed,Grim-the-Collier. 

 An outcast from gardens ; known from the former by bearing a 

 close corymb of dark orange flowers. Involucre blackish, with 

 dark hispid hairs. Le. with no stellate down. 



" In the fields about Balvie and Douglaston," Hopk. Spreading as a weed in 

 the Southern Necropolis. P. C 7. 



C. Stem leafy, with more than one flower-head. 



4. H. LAWSONI, Sm. Var. Ang'licum, Fr. Stems 1 2 ft. 

 high, usually with one leaf, narrowed to the base; radical le. 

 ovato -lanceolate, with hairy petioles. Fl. heads 2 5; involucre 

 swollen, scales slender, adpressed. Florets pilose at the apex, 

 styles livid. Fl. pale yellow. 



On mountains. Island of Arran, /. G. Baker. (H) P. 7 8. 



5. H. MUBORUM, L. Wall Hawk-weed. Stem 12 18 in. high, 

 withl 2 le. , sometimes none. Fl. -heads subcorymbose. Radical 

 le. ovate, rounded or cordate at the base, with irregular, patent 

 and deflexed teeth below, slightly hairy. Petioles with long hairs. 

 Stem le. ovate, acuminate. Involucre with glandular hairs, inter- 

 mixed with floccose down, and a few black-based hairs ; scales 

 acute, inner acuminate, not curved, but straight in bud. Fl. yellow. 



Frequent. On rocks and in woods. (B) P. 6 8. Campsie glen ; Bowling on 

 rocks; banks of the South Calder. "Rocks on the Avon below Cadzow," Patr. 

 Gourock; Cumbrae and Arran. 



Var. ccesium, Back. Radical le. coriaceous, glaucous, ovate or 

 lanceolate, narrowed to a dentate base, smooth above, not fringed 

 with coarse hairs, petioles slender. Stem le. few or none, sessile. 

 Fl. -heads few, large. Involucre with glandular hairs and floccose 

 down thinly spread. Fl. bright yellow, styles livid. 

 Island of Arran, /. O. Baker, P. 78. 



6. H. SYLVATICUM, Sm. Wood Hawlc-weed. Stem 1 2 ft. 

 high, with several le. Fl. -heads corymbose or paniculate. Radi- 

 cal le. oblong or lanceolate, tapering into the footstalk, hairy, 

 entire or dentate about the middle, teeth patent or pointing 

 upwards. Stem le. sessile and amplexicaul or stalked. Involucre, 

 with glandular hairs, scales somewhat acute, inner ones curved 

 when in bud. Fl. yellow. Plant green or .glaucous; le. under- 

 neath sometimes purplish. 



Common. In woods and on banks. (B) P. 7 9. Possil quarry ; banks of the 

 Kelvin; Carmyle; Cambuslang glen ; Gourock; Cumbrae and Arran. 



G 



