54 GLOSSARY 



Keel Tlie two fused lower petals of the flower of the Pea Family 

 Keeled Ridged, like the keel of a boat 



Lanceolate Shaped like a lance 



Ligule A strap-shaped organ, as the rays in the Asteraceae 



Ligulate In the form of a strap 



Linear Long and narrow with sides nearly parallel 



Linear-lanceolate Narrowly lance-shaped 



Lip Each of the main upper and lower divisions of a zygomorphic corolla or calyx; the 



peculiar modified petal of an orchid flower 

 Lipped Having a lip 



Monoecious Bearing stamens and pistils on the same plant but in different flowers 



Nerve One of the lines or ridges running through a leaf 



Net-veined Veins running in various directions and connecting with each other 



Netted-veined Veins running in various directions and connecting with each other 



Nodding Hanging on a bent pedicel 



Node The part of the stem which normally bears a leaf 



Nut A dry, one-seeded, indehiscent fruit with a stony shell or covering 



Nutlet A diminutive nut 



Obcordate Inversely heart-shaped 



Oblanceolate Inverse of lanceolate 



Oblong Somewhat longer than broad, with the sides nearly parallel 



Oblong-lanceolate Broadly- lance-shaped 



Obtuse Rounded or blunt 



Opposite Applied to organs inserted at the same level but 180 degrees apart 



Orbicular Circular 



Ovary The part of the pistil in which the young seeds are borne 



Ovate Shaped like the outline of an egg 



Ovule A young seed 



Palmate Radiatery lobed or divided 



Palmately In a palmate manner 



Panicle A compound flower-cluster, the lower branches longest and blossoming first 



Pappus The bristles, hairs, awns and like structures which are borne upon the fruit in the 



Chicory and Aster Families 

 Parasitic Growing upon and getting its nourishment from some other plant 

 Parted Deeply cleft 



Peduncle The stalk of a flower or of a flower-cluster 

 Pedicel The stalk of a flower in a flower-cluster 



Peltate Shaped like a shield with a stalk attached in the middle below 

 Perennial Lasting from year to year 

 Perfect A flower having both stamens and pistils 

 Perfoliate Leaves appearing to be pierced by the stem 



Perigynium The sack-like membrane enclosing the ovary or the achene in the genus Carex 

 Perigynous Applied to a flower in which the parts are united into a cup around the ovary 

 Persistent Organs that remain attached after the growing season 

 Petal One of the inner set of flower leaves, usually brightly colored, of a corolla 

 Petaloid Resembling a petal, especially as to color 

 Petiole The stalk of a leaf 

 Pilose With long soft hairs 



Pinnate Leaves divided into leaflets or segments along a common stalk 

 Pinnately In a pinnate manner 



Pinnatifid Pinnately cleft to the middle or beyond 



Pistil The central or terminal organ in a flower, containing the young seeds 

 Pistillate With pistils but without stamens 

 Plumose Having fine hairs on each side like a feather 



