Compositae. 169 
XX Involueri phylla intermedia apice constricta, in appen- 
dicem oblongam, pectinato-spinulosam, apice spinosam 
dilatata. 
4. C. ambiguus Heldr. ap. Hal. in z. b. G. 1899 p. 186. — 
Hue probabiliter C. dentatus Urv. enum. p. 104, Heldr. in à. b. Z. 
1898 p. 184 et Kentrophyllum dentatum Weiss in z. b. G. 1869 
p. 45. — Exsicc.: Heldr. pl. fl. hellen. a. 1897; Dórtl. fl. aeg. n. 266. 
Caulo erecto, arachnoideo, mox supra basin patule ramosissimo; 
folis coriaceis, pubescenti-viscidulis, elevatim nervosis, semiamplexi- 
caulibus, oblongo-lanceolatis, spinoso-dentatis; capitulis oblongis; invo- 
lueri phyllis externis foliis similibus, patentibus, capitulo duplo longiori- 
bus, interioribus scariosis, in appendicem oblongam, pectinato-spinulosam, 
apice tenuiter spinosam dilatatis; acheniis turbinato-tetragonis; pappl 
paleis ab extimis brevissimis retusis, ad intermedias acuminatas, serru- 
lato-dentatas, achenio triplo longiores elongatis, seriei intimae eis 2—3 plo 
brevioribus, —- Sequenti valde affinis et ab eo forsan vix specifice 
distinctus. 
In aridis regionis inferioris insulae Aegina (Tunt. Paros, Naxos 
(Heldr.) ? Syra (Urv.). — Jun. Oet. (3. 
5. €. dentatus Vahl symb. I. p. 69, t. 17; Bois. fl. or. HL. 
p. 708 p. p.; Heldr. in Sitzungsb. acad. Wiss. Berl. 1883 p. 8, in 
ó. b. Z. 1898 p. 184; Celak. in bóhm. Ges. Wiss. 1885 p. 2; Haussk. 
symb. p. 125; Form. in Ver. Brünn 1896 p. 49, 1897 p. 36; Hal. 
in z. b. G. 1899 p. 188. — XKentrophyllum dentatum DC. pr. VI. 
p. 611; Form. in D. bot. Monat. 1890 p. 19. — Exsicce.: Heldr. it. 
thessal. n. 95; Sint. et Bornm. it. turc. n. 1313; Sint. it. thessal. 
n. 1018; .-Doríl, fl; er. n. 190. 
Differt a praecedente caule elatiore, minus arachnoideo, superne 
vel a medio ramoso, interdum simplici, monocephalo et involucri phyllis 
externis brevioribus, capitulum aequantibus vel parum superantibus. 
In loeis aridis, collibus, ad vias. Frequens in Thessalia a Mala- 
kasi in Pindo, per planitiem usque ad radices mt. Olympus, Ossa et 
Pelion; pr. Agoriani in mt. Parnasso (Leon.); ? pr. Athenas (Haussk.). 
— jun Aug. (2. 
B. Pappi series intima serie intermedia longior vel aequilonga 
(involueri phylla intermedia uti duorum antecedentium). 
6. C. ruber Link in Linnaea 1834 p. 580; Ch. et B. fl. pelop. 
p. 57; Celak. in bóhm. Ges. Wiss. 1885 p. 2; Hal. in z. b. G. 1899 
p. 188. — Kentrophyllum rubrum Link. l. c. — C. dentatus Bois. 
ESor IIL p. 708 p. p.; Hal. in z. b. G« 1888 7p. 759;"no» Vahl. — 
C. Sartorii Heldr. fl, Aegina p. 305. — Exsicc.:: Heldr. herb. norm. 
n. 430 et 1153. 
Caule erecto, parce arachnoideo, patule corymboso; foliis coria- 
eeis, parece pubescenti-viscidulis, elevatim nervosis, inferioribus in la- 
cinias lineari-lanceolatas pinnatipartitis, superioribus semiamplexicaulibus, 
