Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
8 Cards in this Set
- Front
- Back
|
ulmus parvifolia Chinese elm 叶脉两边不均匀，patchy bark. m-l tree. alt |
|
|
ulmus pumila Siberian elm 不对称 alt small leaf ml tree 纵纹，白综相间 |
|
|
ulmus americana American elm m tree. alt. upright branches. 3 dots on leaf scar |
|
|
celtis occidentalis hackberry m-l 左右不对称. alt. 不规则片状树干. |
|
|
zelkova serrata Japanese zelkova m tree upright v shape. heart. smooth bark. 锯齿特别 |
|
|
tilia tomentosa silver linden alt. protect seed leaf. long. fuzzy seed bud. lighter leaf back. heart shape leaf. |
|
|
tilia americana American linden
green back. larger leaf. no fuzzy bud |
|
|
tilia cordata littleleaf linden small heart shape leaf. sm tree. 短保护叶. 叶子背后杆与叶相结处有褐色柔毛 |
