Tuberaria (Dunal) Spach

3. Tuberaria (Dunal) Spach View in CoL 1

Annual or perennial, with a basal leaf-rosette; flowering stems erect. Leaves with 3 veins. Flowers yellow, in terminal cymes. Sepals 5, the 2 outer usually smaller than the 3 inner. Stigma more or less sessile. Capsule 3-valved.

1 Perennial, with woody stock and persistent basal rosette;

flowering stems with small, bract-like leaves only

2 Leaves gradually narrowed at the base; petals unspotted 1. tignosa

2 Leaves abruptly narrowed into a distinct petiole; petals with a dark spot at the base

3 Veins of leaf distinctly anastomosing; bracts lanceolate,

acute 2. globularifolia

3 Veins of leaf not anastomosing; bracts broadly ovate, obtuse 3. major

1 Annual, with basal rosette often dead at anthesis; flowering stems leafy

4 Flowers subsessile in dense, ± scorpioid cymes 10. echioides

4 Flowers distinctly pedicellate

5 Pedicels longer than sepals during anthesis

6 Outer sepals much smaller than the inner, not accrescent

7 Leaves obovate to lanceolate or oblong (the uppermost linear), villous, flat (or the uppermost with the margins

± revolute'' 4. guttata

7 Leaves lance alate or linear, at least the upper glabrescent,

the margins distinctly revolute 5. bupleurifolia

6 Outer sepals ± equalling the inner, all accrescent in fruit

8 Stipules 1 as long as leaves; plant with appressed hairs

8. acuminata

8 Stipules as long as leaves; plant with patent hairs

9. macrosepala

5 Pedicels ± equalling sepals during anthesis

9 Capsule villous 6. villosissima

9 Capsule glabrous

10 Pedicels white-puberulent 7. praecox

10 Pedicels glabrous 4. guttata Sect. TUBERARiA . Perennial; all leaves exstipulate; ovary shortly stipitate.