| 1 |
Capsule with tubercles (not prickles), entire surface densely tuberculate.
(28)
|
E. verrucocarpus
|
| 1 + |
Capsule with prickles, not tubercles
|
(2)
|
| 2 (1) |
Capsule with needle to threadlike prickles, sparsely covering surface
|
(3)
|
| 2 (1) + |
Capsule with sturdy prickles, densely covering surface
|
(7)
|
| 3 (2) |
Prickles fine and slender or sometimes needlelike; capsule large, 1.3-1.8 cm in diam..
(25)
|
E. lushanensis
|
| 3 (2) + |
Prickles straight, not fine and slender; capsule small, less than 1 cm in diam
|
(4)
|
| 4 (3) |
Leaf blade entire.
(26)
|
E. potingensis
|
| 4 (3) + |
Leaf blade crenulate to serrate
|
(5)
|
| 5 (4) |
Dwarf shrubs, under 30 cm tall.
(19)
|
E. aculeolus
|
| 5 (4) + |
Shrubs, more than 1 m tall
|
(6)
|
| 6 (5) |
Leaf blade 5-12 × 3-4.5 cm, veins impressed adaxially, prominent abaxially; capsule ca. 8 mm in diam..
(23)
|
E. chui
|
| 6 (5) + |
Leaf blade 4-6 × 2-3 cm, veins invisible; capsule 8-10 mm in diam..
(27)
|
E. spraguei
|
| 7 (2) |
Capsule grayish green or gray when dry, prickles more than 1 cm, flattened at base.
(17)
|
E. actinocarpus
|
| 7 (2) + |
Capsule brown, yellow, tawny, black, or purple when dry, prickles less than 1 cm
|
(8)
|
| 8 (7) |
Inflorescences more than 10 cm; flowers more than 10
|
(9)
|
| 8 (7) + |
Inflorescences less than 9 cm; flowers less than 9
|
(10)
|
| 9 (8) |
Leaf blade ovate or ovate-elliptic, adaxially wrinkled, petiole 5-8 mm.
(20)
|
E. balansae
|
| 9 (8) + |
Leaf blade oblong to elliptic, adaxially never wrinkled, petiole 1-2 cm.
(16)
|
E. acanthocarpus
|
| 10 (8) |
Leaf blade pubescent on both sides.
(21)
|
E. acanthoxanthus
|
| 10 (8) + |
Leaf blade glabrous
|
(11)
|
| 11 (10) |
Leaves sessile or petiole less than 4 mm
|
(12)
|
| 11 (10) + |
Leaf petiole more than 8 mm
|
(13)
|
| 12 (11) |
Leaf blade less than 4 × 2 cm.
(22)
|
E. chenmoui
|
| 12 (11) + |
Leaf blade ca. 5 × 2-3 cm.
(24)
|
E. echinatus
|
| 13 (11) |
Leaf blade leathery, 7-10 × 3-6 cm; capsule 1-1.5 cm in diam..
(18)
|
E. aculeatus
|
| 13 (11) + |
Leaf blade thinly leathery or papery, 10-15 × 2.5-4.5 cm; capsule 1.5-2 cm in diam..
(29)
|
E. wilsonii
|
KUN官网