Silene discolor Sibth. & Sm. Silene Silene, Willd. Silene Silene, L. Silene Silene subsp. neglecta

148. Silene discolor Sibth. & Sm. View in CoL , Fi. Graec. Prodr. 1: 292 (1809).

Like 146 but stems and calyx with both long, soft hairs and short, glandular hairs; plant never villous; calyx 10- 12mm; petal-limb 4-6 mm, pink above, greenish beneath; capsule 7-8 mm; carpophore 4 mm; seeds 0-4-0-6 mm, chestnutbrown; faces very finely striate; back narrow, concave or grooved, with a median row of low tubercles. Coastal sands. Kikhlades (Milos). Gr. (Asia Minor, Cyprus.)

149. S. obtusifolia Willd. View in CoL , Enum. Pl. Hort. Berol. 473 (1809).

Plant never villous; stems 15-35 cm, erect, branched, densely pubescent with patent or ascending hairs. All leaves except uppermost spathulate to obovate-spathulate, obtuse, rather thick; uppermost oblanceolate, obtuse; all ciliate. Inflorescence as in 146. Calyx 10—13(—14) mm, subclavate in fruit, pubescent with short ascending hairs; veins somewhat raised, usually reddish, anastomosing; teeth oblong, obtuse. Petals pink or white. Capsule 8-9 mm, oblong; carpophore 3-5-5 mm, puberulent. Seeds 0-6-1 mm, elongate-reniform, dark brown; faces excavate; back very wide, with an obtuse median groove. S. W. Spain, S. W. Portugal. Hs Lu.

150. S. sericea All. View in CoL , FI. Pedem. 2:8 1 (1785).

Stems to 50 cm, pubescent, ascending, branched. Leaves linear-lanceolate. Flowers solitary and terminal at ends of stems, rarely 2 or 3 in a reduced monochasial cyme. Calyx 12-20(-23) mm; teeth lanceolate, acute or subobtuse. Carpophore 4—10(—12) mm. Seeds 1- 1-4 mm, reniform or elongate-reniform, dark brown; faces concave-excavate, striate; back grooved between rounded or angled (not winged and undulate) sides. Coastal sands. W. Mediterranean region.?B1 Co?Ga It Sa. Often confused with 159 and best distinguished by the seeds.

151. S. nocturna L. View in CoL , Sp. Pl. 416 (1753).

Stems 10-60 cm, erect, usually branched. Lower leaves obovate- to lanceolate-spathulate, obtuse, pubescent. Flowers 5-15 in raceme-like monochasial cymes, very densely crowded above, remote below (or flowers 1-5 in the cymes, mostly remote, var. brachypetala (Robill. & Cast.) Vis. ); inflorescence usually compound, sometimes with alar flowers. Calyx (6-)9-13m m, oblong-obovoid in fruit, pubescent with ascending hairs; veins wide, green, anastomosing. Petal-limb bifid, exserted (or emarginate and included, var. brachypetala ). Capsule 8-11 mm, oblong or ovoid-oblong; carpophore 1-1-5 mm, puberulent. Seeds reniform; faces exca- vate-auriculate; back wide, with shallow, tuberculate groove. Mediterranean region, extending to Portugal and N. Spain. Al BI Co Cr G a G r Hs It Ju Lu Sa Si Tu.

(a) Subsp. nocturna :

Plant usually fairly sparsely pubescent below. Flowers strict. Calyx-teeth usually triangular-acuminate or lanceolate and acute. Filaments glabrous. Seeds 0-5-0- 7 mm, blackish. Throughout the range o f the species.

S. reflexa (L.) Aiton fil. in Aiton, Hort. Kew. ed. 2,3: 86 (1811), non Moench, is probably a cleistogamous variant of 151 (a).

(b) Subsp. neglecta View in CoL (Ten.) Arcangeli, Comp. FI. Ital. 88 (1882)

(5. reflexa auct.).

Plant usually densely hirsute below. Lower flowers often patent or deflexed. Calyx-teeth linear. Alternate filaments hairy at base. Seeds 0-8-0-9 mm, reddish-brown. S. France, Italy, Sicilia.