Solenanthus Ledeb.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 121

35. Solenanthus Ledeb. 1

Biennial or short-lived perennial herbs. Flowers in mostly ebrac- teate cymes, forming a panicle. Calyx lobed to the base, lobes usually accrescent. Corolla purple or reddish-purple, cylindrical to infundibuliform, with 5 saccate invaginations in the throat. Stamens exserted or equalling corolla, inserted at about middle of corolla. Style exserted; stigmasmall. Nutlets depressed-ovoid to globose, glochidiate, with margins sometimes winged, attached to receptacle for most of their length.

Literature: A. Brand in Engler, Pflanzenreich 1%(JN. 252): 153-160 (1921). W. B. Turrill, Hook. Ic. 33: sub t. 3278 (1935).

1 Basal and cauline leaves linear to linear-lanceolate 1. reverchonii

1 Basal and cauline leaves not linear or linear-lanceolate

2 Upper cauline leaves ovate-rhombic 6. albanicus

2 Upper caulineleavesnot ovate-rhombic

3 Stamensequalling or scarcelyexceeding corolla 3. apenninus

3 Stamensexceeding corollaby at least2 mm

4 Pedicels 0-4 mm in flower, scarcely elongating in fruit; corolla-lobes acute 5. stamineus

4 Pedicels 4 mm or more, elongating in fruit; corolla-lobes obtuse

5 Plant 30-60 cm; corolla (3-)5-6 mm 2. biebersteinii

5 Plant 50-100 cm; corolla 7 mm 4. scardicus