| 1 |
Leaves all alternate or at least apically on stem (rarely all opposite in P. linariifolium). |
|
(2) |
| + |
Leaves opposite or whorled (sometimes alternate upward in P. incanum). |
|
(3) |
| |
|
|
|
| 2 (1) |
Stems 1, very rarely 2; rhizomes herbaceous; corolla tube ca. 1/3 of corolla length |
|
1 Pseudolysimachion linariifolium |
| + |
Stems cespitose; rhizomes woody; corolla tube 1/3-1/2 of corolla length |
|
2 Pseudolysimachion pinnatum |
| |
|
|
|
| 3 (1) |
Pedicel absent or less than 2 mm; ovary and capsule apically hairy. |
|
(4) |
| + |
Pedicel 2 mm or more; ovary and capsule glabrous (ovary sometimes hairy in P. kiusianum). |
|
(6) |
| |
|
|
|
| 4 (3) |
Stems mostly densely white woolly; corolla lobes ovate to ovate-orbicular |
|
3 Pseudolysimachion incanum |
| + |
Stems mostly villous and green, gray-green, or gray; corolla lobes ovate-lanceolate to lanceolate. |
|
(5) |
| |
|
|
|
| 5 (4) |
Leaf blade deeply cut to dentate; leaf axils often with sterile branches; calyx lobes glandular ciliate; corolla white, lobes apically slightly thickened and reflexed |
|
4 Pseudolysimachion alatavicum |
| + |
Leaf blade crenate or entire; leaf axils without branches; calyx lobes eglandular ciliate, otherwise often glandular hairy; corolla blue, purple, rarely white, lobes apically not thickened and erect to slightly patent |
|
5 Pseudolysimachion spicatum |
| |
|
|
|
| 6 (3) |
Leaves sessile, amplexicaul at least basally or to middle of stem; corolla tube less than 1/3 of corolla length. |
|
(7) |
| + |
Leaves petiolate; corolla tube at least 1/3 of corolla length. |
|
(8) |
| |
|
|
|
| 7 (6) |
Stems usually with white and curly hairs; leaves opposite, petiolate |
|
10 Pseudolysimachion rotundum |
| + |
Stems glabrous or puberulent; leaves alternate, sessile or subsessile |
|
1 Pseudolysimachion linariifolium |
| |
|
|
|
| 8 (6) |
Leaf margin deeply cut to pinnately parted; corolla white or pink |
|
7 Pseudolysimachion dauricum |
| + |
Leaf margin dentate to double dentate or serrate to double serrate, sometimes deeply serrate; corolla purple to blue. |
|
(9) |
| |
|
|
|
| 9 (8) |
Stems glabrous or apically very sparsely villous; leaf blade lanceolate; stamens conspicuously exserted |
|
8 Pseudolysimachion longifolium |
| + |
Stems pubescent, sometimes densely so, rarely apically glabrous; leaf blade narrowly oblong, deltoid-ovate, ovate-lanceolate, or elliptic; stamens included. |
|
(10) |
| |
|
|
|
| 10 (9) |
Lower leaves subsessile; leaf blade narrowly oblong to elliptic |
|
6 Pseudolysimachion spurium |
| + |
Lower leaves petiole 1-2.5 cm; leaf blade deltoid-ovate to ovate-lanceolate |
|
9 Pseudolysimachion kiusianum |
