Flora Unveiled

408 i Flora Unveiled Indeed, some eighteenth- century women writers reinforced this patronizing attitude in their own literary w ...

Wars of the Roses j 409 409 409 classical explanation of pollen as a waste product. In direct contradiction to the results of Ca ...

410 i Flora Unveiled The same can be said for the botanical experiments of Lazzaro Spallanzini, the Italian Catholic priest and ...

Wars of the Roses j 411 411 411 the egg or ovum. Since pollen shed from the anther cannot fertilize the ovum of its own flower, ...

412 i Flora Unveiled In his satirical poem “The Unsex’d Females” (1798), Polwhele lampooned female bota- nists for taking an uns ...

Wars of the Roses j 413 413 413 William Smellie published his Encyclopedia Britannica article debunking the sexual the- ory, def ...

414 i Flora Unveiled Gmelin had been corresponding with Linnaeus about plant hybrids, and was preparing a republication of Camer ...

Wars of the Roses j 415 415 415 quickly set up experimental plots in the Palace Garden, doubtless anticipating a brilliant futur ...

416 i Flora Unveiled Koelreuter’s first success in creating an artificial plant hybrid came in 1760, while he was still in St. P ...

417 417 (a) (b) Figur e 15.1 Koelreuter’s cross between Nicotiana rustica (left) and Nicotiana paniculata (rig ht). A. Compariso ...

418 i Flora Unveiled Koelreuter cited a second barrier to hybridization:  the species- specificity of pollen fer- tilization, a ...

Wars of the Roses j 419 419 419 of pure male or female semen that produced traits closely resembling those of the parent. Howeve ...

420 i Flora Unveiled Koelreuter’s Other Discoveries In the course of his crossing experiments, Koelreuter also discovered the ph ...

Wars of the Roses j 421 421 421 Thirty years later, Sprengel published his own great book on floral ecology, The Discovery of th ...

422 i Flora Unveiled made up of students at two to four levels, which were extremely difficult to teach, Sprengel proposed subst ...

Wars of the Roses j 423 423 423 It didn’t take Heim long to determine that Sprengel’s problems at the school had a psy- chologic ...

424 i Flora Unveiled Based on the writings of Camerarius, Linnaeus, and Koelreuter, Sprengel took it as a given that pistils and ...

Wars of the Roses j 425 425 425 The following year (1788) Sprengel made another important discovery: the positions of colored sp ...

426 i Flora Unveiled This apparent paradox may partially explain the rather cold reception that Sprengel’s book received from hi ...

Wars of the Roses j 427 427 427 even the most stubborn doubter of the truth of the sexuality of plants would be com- pletely con ...