| 释义 |
pulverescence Bot.|pʌlvəˈrɛsəns|
[f. as next + -escence: see -ence.]
Incipient powderiness; tendency to become powdery.
1828R. K. Greville Sc. Cryptog. Flora VI. 338 Hoary, with a white pulverescence. 1858Mayne Expos. Lex., Pulverescentia..of a vegetable surface when covered with a kind of farina..as in the Chenopodium purpureum: pulverescence. 1897in Syd. Soc. Lex. |