Phitosia crocifolia

Primary tabs

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Description

Perennial, up to 2.6 dm high, root vertical, very slender, 0.5-3 mm wide below the much thicker caudex; caudex 0.3-2 cm wide including the numerous brown bases of old leaves, simple or divided, 1-4-stemmed; caudical leaves numerous, caespitose, 4-8 cm long, 2-4 mm wide, linear or the lowest narrowly oblanceolate, acute or somewhat obtuse, entire, gradually narrowed into the winged petiole, with broader scarious or purplish base, greyish-glaucous; lowest cauline leaves similar, up to 6 cm long, 1-2 mm wide, the others remote, gradually reduced or bractlike; stems stiffly erect or sinuate, slender, terete, striate, glabrous, bearing a terminal flowering or fruiting head and developing a very slender 1-2-headed branch in the axil of each cauline leaf; peduncles 3-13 cm long, definitely thickened upward but constricted at base of head, glabrous; heads erect, small, 11-14-flowered; involucre campanulate, about 10 mm high, brownish-black in sic., sparsely canescent-tomentulose; outer bracts about 8, unequal, longest 1/3 as long as the inner, lanceolate, acute; inner bracts 9-10, lanceolate, acute, glabrous on inner face, becoming weakly carinate and spongy-thickened at base in fruit; receptacle glabrous; corolla about 14 mm long; ligule about 2.5 mm wide; teeth about 0.6 mm long; corolla tube 4 mm long, glabrous; anther tube 5 x 1.7 mm dis.; appendages 0.6 mm long, lanceolate; filaments 0.6 mm longer; style branches 2 mm long, 0.1 mm wide, yellow; achenes stramineous, 5-5.5 mm long, 0.6-0.7 mm wide, slightly curved or straight, subterete, more strongly attenuate upward, 0.3-0.4 mm wide below the expanded pappus disk, slightly narrowed at the thin-calloused hollow base, about 20-striate, striae weak, smooth; pappus pale yellowish, about 5 mm long, 2-seriate, setae unequal in width, coarsest about 50µ finest about 16µ at base, outermost setae coarser, rather rigid and brittle, persistent. Flowering July-Aug.; flowers yellow.

from: Babcock, E. B. 1947: The genus Crepis 2. – Univ. Calif. Publ. Bot. 22. (as Crepis crocifolia)

Distribution

Europe: Greece (GreecenativeA,B,C,D,E,F,G,H)

Credits

Kamari G. 2011: Images (1 added)
Kyriakopoulos C. 2011: Images (1 added)
Kofinas G. 2011: Images (1 added).

Bibliography

A. Boissier, E., Flora Orientalis 3. 1875 (as Crepis crocifolia)
B. Dimopoulos P. & al., Vascular plants of Greece, an annotated checklist. Englera 31. 2013 (as Phitosia crocifolia)
C. Halácsy, E. de, Conspectus florae graecae 2. 1902 (as Crepis crocifolia)
D. Hayek, A. von, Prodromus florae peninsulae balcanicae, 2 in Repert. Spec. Nov. Regni Veg. Beih. 30(2). 1928-1931 (as Crepis crocifolia)
E. Kamari & Greuter, Phitosia, a new genus for Crepis crocifolia (Compositae, Cichorieae), a local endemic of Mount Taigetos (Greece) in Bot. Chron. (Patras) 13
F. Kamari G. & Kyriakopoulos C. & Kofinas G. in Fl. Medit. 20. 2010
G. Kamari G., Mountain flora of Greece 2 [Strid, A. & Tan, K.]. 1991 (as Crepis crocifolia)
H. Tutin, T. G. & al., Flora Europaea. 1964-1993 (as Crepis crocifolia)