440 



GLOSSARY. 



Umbettula. A partial or secondary um- 

 bel, or umbellet; 150. 

 Umbilicate (-atus). Depressed in the 



centre, navel like. 

 Umbilicus. The hilum of a seed. 

 Umbonate (-atus). Bearing an Umbo 



or loss in the centre. 

 Umbrdculiform (-ormis). Having the 



general form of an umbrella. 

 Umbrosus. Growing in shady places. 

 Unarmed. Destitute of prickles, spines, 



or other armature. 



Uncate (-atus), Uncinate, (-atus), Unci^- 



form (-ormis). Hooked; bent or 



curved at tip in the form of a hook. 



Unddlis. An inch (uncia) in length. 



Undate (-atus) or Undulate (-atus). 



Wavy; 98. 



Undenhrub. A very low shrub ; 50. 

 Unequally pinnate. See Impari-pin- 



nate. 

 Unguiculate (-atus). Contracted at 



base into an 

 Unguis. A claw, or stalk-like base of a 



petal, &c. ; 245. 



Uni-. In Latin compound, one ; as 

 Unicellular. Of one cell; Unicolor, of 



one color, &c. 



Unicus. Singly or single, solitary. 

 Uniflorous (-us). One-flowered. 

 Unifoliate (-atus). One-leaved. 

 Unifoliolate, of one leaflet ; 102. 

 Unijugate (Unijugus). Of one pair; 



102. 



Unilabiate (-atus). One-lipped, like the 

 corolla of Acanthus, in which the 

 upper lip is obsolete. 

 Unilateral (-alis). One-sided; either 

 originating on or more commonly 

 turned all to one side of an axis. 

 Unilocular (-aris). One-celled. 

 Uninervate ( Uninervis, Uninervius). 



One-nerred. 



Uniovulate (-atus). Having only a soli- 

 tary ovule. 

 Uniparous. Bearing one ; as a cyme of 



one axis or branch ; 152, 155. 

 Uniserial (-ialis), Uniseriate (-atus). 



In one horizontal row or series. 

 Unisexual (-alis, Unisexus). Of one 

 sex; having stamens only or pistils 

 ; only; 191. 

 Univalved ( Univalvis). Of one piece or 



valve. 



Urceolate (-atus). Hollow and con- 

 tracted at or below the mouth, like an 

 urn or pitcher ( Urceolus). 

 Urens. Stinging, in the manner of net- 

 tles. 



Utiicle ( Utriculus). A small bladdery 

 pericarp ; 295. Or any small bladder- 

 shaped body or appendage; also a 

 synonym of a cell of parenchyma. 



Utricular (-arts), Utriculate (-atus), 

 Utriculiform (-ormis), Utriculose 

 (-osus). Having or consisting of 

 utricles, or bladder-like in appear- 



Vacillans. Swinging free, as the anth- 

 ers of Grasses on their filaments. 



Vdcuus. Void or empty of the proper 

 contents. 



Vagina. A sheath, as of a leaf, &c. 



Vaginate. Sheathed. 



Vatteculce. The intervals or grooves 

 between the ridges or ribs of the fruit 

 Umbelliferse. 



Valvate (-atus), Valvular (-aris). 

 Opening as if by doors or valves, as 

 do most dehiscent fruits (capsules), 

 and some anthers; also the parts of 

 a flower-bud when they exactly meet 

 without overlapping ; 135. 



Valve ( Valva). One of the pieces into 

 which a capsule splits, 288. 



Valved. Same as valvate: hence 3 

 -valved, 5-valved, many valved, &c. 



Vdlvula. A diminutive valve. Also 

 used (after Linnaeus) for the inner or 

 flower-glumes of Grasses. 



Variegated (-atus). Irregularly colored ; 

 in patches of color. 



Variety ( Varietas). A sort or modifi- 

 cation subordinate to species ; 318. 



Variolate, Varioldris. Marked as if 

 by the pustules or pittings of small- 

 pox. 



Vascular (-aris). Relating to or fur- 

 nished with vessels ( Vasa) or ducts. 



Vascular Plants ( Vasculares), 340. 



Vdsculum. Same as Ascidium. Also 

 the botanists 1 collecting box ; 372. 



Vasiform (-ormis). In the form of a 

 vessel, duct, &c. 



Veined. Furnished or traversed with 

 nbro-vascular bundles or threads, es- 

 pecially with those which divide and 

 are reticulated. 



Veins ( Vena). In general any ramifi- 

 cations or threads of fibro-vascular 

 tissue in a leaf or any flat organ; 

 especially (as distinguished from 

 nerves ) those which divide or branch ; 

 92. 



Veinless. Destitute of veins. 



Veinlet ( Venula). One of the ultimata 



