310 SYNGBN*SIA POLYGAMIA .EQUALIS. [CL. XIX. 



8. HIERA'CIUM. HAWKWEED. 



Common calyx egg-shaped, imbricated, of numerous linear, 

 very unequal scales. Compound corolla of numerous, imbricated, 

 uniform, perfect, strap-shaped, abrupt, five-toothed florets. Fila- 

 ments hair-like, very short ; anthers united into a cylindrical tube, 

 much shorter than the floret Germen nearly egg-shaped. Style 

 thread -shaped, as long as the stamens; stigmas two, reflected. 

 Seed egg-shaped or oblong, angular ; seed-down sessile, hair-like, 

 uniform. Receptacle convex, naked or nearly so, dotted. 

 Named from hierax, a hawk. 373. 



* Stalk from the root, leafless, or nearly so, single-flowered. 



1. H. alpinum. Alpine Single-flowered Hawkweed. Stalk leafless, 

 hairy, one-flowered ; leaves oblong, undivided, somewhat toothed ; calyx 



hairy. Plant covered with long whitish hairs : stalk about six inches 



high: flower large, bright-yellow. Perennial: flowers in J uly : grows 

 on the higher mountains of Scotland and Wales : frequent. Eng. Bot. 

 vol. xvi. pl.1110. Eng. Fl. vol. iii. p. 355. 1 122. 



2. H. Pilosclla. Mouse-ear Hawkweed. Stalk leafless, one-flowered ; 

 leaves between elliptical and lance-shaped, entire, white and downy 



beneath ; scions creeping. Readily distinguished by its scions and 



pale-yellow flowers. Perennial : flowers in June and July : grows in 

 dry pastures : common. Eng. Bot. vol. xvi. pi. 1093. Eng. Fl. vol. iii. 

 p."35fj. 1123. 



** Stalk from the root, leafless, many-flowered. 



3. H. aurantiacum. Orange Hawkweed. Leaves elliptical, acute, en- 

 tire ; stalk, often bearing one or two leaves at the bottom, hairy, corym- 

 bose, many-flowered ; calyx covered with long hairs. Stalk about a 



foot high, with several deep orange-coloured flowers : leaves rough with 

 short hairs. Perennial: flowers in June and July: grows in woods, 

 but is not indigenous : rare. Eng. Bot. vol. xxi. pi. 1469. Eng. Fl. 

 vol. iii. p. 358. 1124. 



*** Stem with one or two leaves, many -flowered. 



4. H. murorum. Broad-leaved Wall Hawkweed. Stem corymbose 

 with a single leaf; leaves between egg-shaped and heart-shaped, waved, 



toothed at the base. Leaves hairy, often purplish at the back: stems 



erect, from twelve to eighteen inches high, round, hairy, bearing four or 

 five large yellow flowers: flower-stalks and calyx rough with black 

 glandular hairs. Perennial : flowers in June : grows on rocks, debris, 

 and old walls : common. Eng. Bot. vol. xxix. pi. 2082. Eng. Fl. 

 vol. iii. p. 359. 1125. 



5. H.pulmondrium. Lungwort Hawkweed. Stem somewhat corym- 

 bose, slightly leafy, solid ; leaves lance-shaped, deeply and unequally 



toothed, the teeth directed forwards. Stem about a foot high, round, 



striated : panicle of from two to six rlowers, their stalks and calyx rough 

 with black glandular hairs. Perennial: flowers in July: grows on 

 rocks and woods in the mountainous parts of Scotland. Eng. Bot. vol. 

 xxxiii. pi. 2307. Eng. Fl. vol. iii. p. 362. 1126. 



6. //. Laicstmi. Glaucous Hairy Hawkweed. Stem more or less 

 branched, solid, slightly leafy ; root-leaves stalked, between egg-shaped 

 and lance-shaped, glaucous, fringed, slightly toothed. Stems_about a 



