374 AN EXPLANATION OF 



512 Perianthium Superum, when the germen is below the 



receptacle. 



513 Inferunij when the germen is above the 



receptacle. 



514 Commune,, a common calyx, containing 



many florets, as in compound flowers. 



515 Imbricatum, scaled, various scales lying 



over one another. 



516 Scjiiarrosum, with scales pointing many 



ways. 



5 1 7 Scariosum, having scales ; their margins are 



membranaceous, hard, dry, and sound- 

 ing, when touched. 



513 Turbinatum, top-shaped, like an obverse 



cone. 



519 Calyculatum, when a lesser calyx is added, 



and encircles the base of the larger one. 



520 Involucrum, a kind of calyx standing remote from the 



flower. 



521 Universale, in umbelliferous plants, stand- 



ing under the universal umbel. 



522 ... Partiale, an Involucrum standing under the 



partial umbel. 



523 ' Proprium, always under the flower. 



524 Gluma, a husk, a cup belonging to grasses, whose 



flowers it embraces with the valves fold- 

 ed over. 



525 "" Uniflora, when it embraces one flower. 



526 P Multiflora, when it includes many flowers. 



527 i Univalvis, when there is constantly but one 



scale. 



523 . Bivalvis, when there are two valves. 



5Q9 . Multivalvis, when there are many scales or 



more than two. 



530 : Colorata (2 19) coloured, 



531 Glabra(2l6) smooth. 



532 . Hispida (243) covered with hard hairs. 



533 , Mutica, without point or arista. 



534 i. Arista, an awl-shaped beard growing on the 



husk. 



535 Terminals, terminating and fixed to the top 



of the husk. 



536 i. i Dorsalis, fixed on the outside of 4he husk. 

 537 Recta, growing perpendicular. 



538 Tortilis, twisted. 



539 



