| 1 |
Achene turbinate, villous or woolly |
|
(2) |
| + |
Achene ovoid, oblong to urceolate or elongated,
glabrous, pubescent, tuberculate or glandular |
|
(3) |
| |
|
|
|
| 2 (1) |
Calyx limb 3-lobed; lobes coroniform. Achene woolly |
|
Valerianella leiocarpa |
| + |
Calyx limb 6-lobes triangular, uncinate. Achene
villous |
|
Valerianella coronata |
| |
|
|
|
| 3 (1) |
Calyx limb obliquely truncate or cupular; lobes
absent or reduced |
|
(4) |
| + |
Calyx variously lobed |
|
(6) |
| |
|
|
|
| 4 (3) |
Calyx limb shortly cupular, often with a short tooth.
Achene elongated, 2-2.5 mm long, slightly curved;
fertile locule ± the same size as the sterile pair |
|
Valerianella plagiostephana |
| + |
Calyx limb obliquely truncate, lobes absent. Achene
ovoid, 1-1.5 mm long; fertile locule much larger then
the sterile pair |
|
(5) |
| |
|
|
|
| 5 (4) |
Calyx as long or longer than the achene |
|
Valerianella muricata |
| + |
Calyx about half as long as the achene |
|
Valerianella dentata |
| |
|
|
|
| 6 (3) |
Calyx limb 6-10-lobed. Achene tuberculate |
|
Valerianella tuberculata |
| + |
Calyx limb with 1-3 linear extensions. Achene pubescent or papillose |
|
(7) |
| |
|
|
|
| 7 (6) |
Achene not gibbous at the base; sterile locule pair
larger than the fertile one. Calyx limb with linear
extension |
|
(8) |
| + |
Achene gibbous at the base; sterile locule pair abortive. Calyx limb with 2-3 linear extensions, rarely less |
|
(9) |
| |
|
|
|
| 8 (7) |
Achene ovoid, oblong or urn-shaped; anterior groove
oblong-ovate. Calyx limb extension horizontal |
|
Valerianella szovitsiana |
| + |
Achene linear, slightly curved; anterior groove linear. Calyx limb extension patent |
|
Valerianella cymbicarpa |
| |
|
|
|
| 9 (7) |
Plants 3-6 cm tall. Corolla tube hispid. Calyx limb
extension 1-2 mm broad, margin dentate |
|
Valerianella triplaris |
| + |
Plants 6-25 cm tall. Corolla tube glabrous. Calyx limb extension less than 1 mm broad, tip 1-2 dentate |
|
Valerianella oxyrrhyncha |
