338 Lxxiii. coMPOSiTiE (OLIVER AND hiern). "[Pliagnalon. 



Glabrous or nearly so. Peduncles short axillary and ter- 

 minal 4. P. scoparium. 



P. Borianum, Seh. Bip. (Schw. & Asch. Enum. 286) is unknown to us, 



1. P. hypoleucuxn, Schultz Bip. in Hh. Schimp. Abyss, sect. ii. n. 

 854. Shrubby below. Upper branches erect snbvirgate rather slender 

 with under surface of leaves white-lanate. Leaves spreading linear, 

 subacute, mucronate, amplexicaul, slightly and shortly decurrent, den- 

 ticulate, margins revolute, 1-2 in. long by 7V~4 i^- wide. Capitula 

 campanulate-hemispherical, many-flowered, on unequal slender pedicels 

 ranging up to 2J in. long, in few-headed corymbose or elongated 

 terminal cymes 2-3 in. diameter. Scales of involucre loose or spread- 

 ing, persistent, slightly woolly on the back ; inner linear, acute ; outer 

 oval subacute or obtuse. 



XVile Iiand. Abyssinia, Schiynper ! 



2. P. Schweinairthii, Schultz Bip. in Rh. Schweinf. mih.n. SG6. 

 Shrubby below ; branches ascending, slender, clothed with close white 

 tomentum. Leaves linear, acute, mucronate sessile, subauriculate- 

 amplexicaul, subentire, gi'een and subglabrate above, more or less 

 hoary-lanate beneath, 1-2 J in. long by tV~4 ^^- wide ; margins slightly 

 revolute. Capitula widely campanulate, many-flowered, -J-f in. 

 diam., on slender hoary peduncles 1-4 in. long, bearing a few reduced 

 leaves below, terminal or from the upper axils. Scales of involucre 

 acuminate, apiculate, thinly woolly on the back, persistent; inner 

 linear, outer lanceolate or ovate. Receptacle plano-convex, f in. 

 diameter. 



xrile Xiand. Nubia, Soturba, Schweinfurtk ! 



3. P. nitldum, Fresen. ; DC. Prodr. v. 397. Much branched and 



shrubby below from a woody decumbent stock, 2 ft, high or more. 

 Branches ascending terete leafy and hoary-tomentose above as well as 

 the under- surfaces of the leaves and peduncles. Leaves linear, acute, 

 sessile, subamplexicaul, entire or distantly dentate or denticulate, flat 

 or with revolute margins, 1-3 in, long by xV~¥ i^ wide, Capitula cam- 

 panulate-hemispherical, many-flowered, J-J in. diameter, solitary or 

 loosely corymbose on long slender peduncles |— 5 in. long, terminal and 

 from the upper axils. Scales of involucre multiseriate, imbricated, 

 glabrous, or nearly so ; inner linear, acuminate, caducous ; outer obovate, 

 rounded at apex, persistent. Achenes thinly hairy. — Fhagnalon abys- 

 sinicum, Schultz Bip. in Hb. Schimp. Abyss, sect. i. n. 251 ; A. Rich. 

 Fl. Abyss, i. p. 396, excl. synon. ; P, Quartinianum, A. Rich, I.e. 



Abyssinian name Teum Tsch'enna. 



Wile ]Lan<l. Abyssinia, Schimper ! Petit ! Q. Billon ! 



Extends through Arabia and Persia to Aifghanistan and Beloochistan. 



4. P. scoparium, Schultz Bip. ex Schiveinf. Beitr. Fl. ^thiop. p. 

 153. JSTearly glabrous shrub with ascending subvirgate branches, 

 somewhat angular from the raised decurrent lines from the leaves. 

 Leaves alternate, occasionally fascicled, linear or narrow-oval, acute, 

 narrowed to sessile base, denticulate very narrowly decurrent, ^1^ in. 

 long, YiJ~4 ^^' broad ; revolute in vernation, Capitula widely cam- 



