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adherent æstivation algæ anēr anthers apothecia appearance applied arranged attached axis bark base bearing belonging bodies branch calyx carpels cells cellular tissue central centre cheuma colour composed compound containing corolla covered curved dehiscence developed diminutive divided divisions embryo equal feather female ferns five fleshy flower folded frond fruit fungi genus green growing gunē hairs head heap inclosing inflorescence inner jointed karpos kind layer leaf leaflets leaves lichens lines lobes manner margin membrane minute monos mosses mouth mycelium nearly opening opposite organs ovary ovules pairs peri petals petiole phullon pinnate pistil placenta plants portion produce receptacle reproductive resembling root round scales seed separate shaped sheath shoot side sperma spiral spora spore-case spores stalk stamens stem substance surface swelling terminating thallus threads tissue tree trepo tube turn twice twisted usually veins vessel whorl wing
Page 59 - ... only in the progeny. As throwing some light upon this question, he gave an account of Naudin's recent investigations upon the cultivated Cucurbitacece, showing that the species of Cucurbita (which, as to those in ordinary cultivation, Naudin had reduced to three or four) refuse to hybridize ; but that the application of the pollen of one species to the stigma of another, from which its own pollen is excluded, often causes the fruit to set and grow to its full size, although no embryos are formed...
Page 24 - ... yellow. (See Polystictus cinnabarinus, one of the most frequent fungi met with on old logs.) CINNAMO'MEUS— Of a bright brown colour, formed from reddish- orange and grey.
Page 54 - GBANULA-GONIMA (Lat.), clusters of two or more spherical cells filled with green granular matter seated beneath the cortical layer in lichens.
Page 38 - Dimorphism, dï-mor/fizm, я. (bot.) a state in which two forms of flower are produced by the same species: the property of crystallising in two forms.