552 QUA LEA 



Qualea Aubl. Vochysiaceae. 32 trop. Am. 



Quamash, Camassia. 



Quamoclidion Choisy (Mirabilis p.p.)- Nyctaginaceae. 4 N. Am. 



Quamoclit Tourn. ex Moench (Ipomoea p.p. BH.}. Convolvulaceae (i). 

 12 trop. Am. Cult. orn. fl. 



Quapoya Auhl. (Clusin p.p. BH.}. Guttiferae (iv). 3 Guiana, Peru. 



Quaqua N.E. Br. (Caralhinia EP.}. Asclepiadaceae (n. 3). i S. Afr. 



Quaquaversal, bending every way. 



Quararibea Aubl. Bombacaceae. 7 warm Am. 



Quartinia Endl. (Rotala p.p. EP.}. Lythraceae. i Abyssinia. 



Quassia L. Simarubaceae. 2 N.E. Brazil, W. Afr., Q. amara L. (Am.), 

 is the source of quassia wood. 



Quassia bark, Picraena, Quassia ; - wood, Quassia. 



Quebec oak, Qitercus alba L. 



Quebrachia Griseb. (Schinopsis EP.}. Anacardiaceae (3). 5 S. Am. 



Quebracho, Schinopsis, Aspidosperma. 



Queen-of-the-meadow, Uimaria Spiraea-Ulmaria Hill. 



Queensland nut, Macadamia termfolia F. Muell. 



Quekettia Lindl. Orchidaceae (n. 19). 3 Brazil. 



Quelcliia N.E. Br. Compositae (12). i Roraima (Brit. Guiana). 



Queltia Salisb. = Narcissus Tourn. p.p. (Amaryll. ) 



Quercitron bark, Qiic-rcus tinctoria Bartr. 



Quercus (Tourn.) L. (BII. incl. Pasania Oerst.). F^agaceae. 300 N. 

 temp., Indomal., Pacific coasts, &c. The oaks are evergreen or 

 deciduous trees, in the latter case esp. with well-developed winter 

 buds. The cupule contains i ? fl. only (see fain.), and forms the acorn- 

 cup at the base of the nut in fr. The<jfls. are sol. in pend. catkins. 

 Anemoph. Many are important economic plants. Among the most 

 noteworthy are: Q. Aegilops L. (E. Eur., W. As.), whose cupules and 

 unripe acorns, known as valonia, are used in tanning, Q. alba L. (N. 

 Am.), the white or Quebec oak (timber), Q. Cerris L. (Eur., W. As.), 

 the Turkey oak (timber), Q. Ilex L. (Medit.), the holly oak (timber, 

 bark for tanning), Q. Robur L. (Eur., W. As.), the British oak (it 

 has two forms, sessilijlora Salisb., and peditnciilata Ehrh.), yielding 

 timber and tan bark, Q. Suber L. (Medit.), the cork oak, whose bark, 

 stripped off in thick layers and flattened, forms ordinary cork, Q. 

 tinctoria Bartr. (N. Am.), whose bark (quercitron bark) forms a yellow 

 dye, and many others. 



Queria Loerl. Caryophyllaceae (i. i). i Medit. 



Quesnelia Gaudich. Bromeliaceae (4). 6 S. Am. 



Queteletia Hlume (Physitrus p.p. BH.}. Orchidaceae (n. 2). i Java. 



Quickset thorn, Crataegus Oxyacanlha L. 



Quiina Aubl. Quiinaceae. 18 trop. S. Am. 



Qulinaceae ( EP. ; Guttiferae p.p. BH.}. Dicots. (Archichl. Parietales). 

 2 gen., 20 sp., trop. S. Am. Shrubs and trees with evergr. exstip. 1. 

 and small fls. in racemes or panicles, reg., 5 or 3 . K, C 451 

 A 15 30, G (2 3) or (7) each with 2 axile ovules, and separate 

 styles. Berry valvate with felted seeds. 



Quill-wort, Isoeles. 



Quillaja Molina. Rosaceae (i. 2). 3 temp. S. Am. Q. Saponaria 

 Molina is the soap-tree of Chili ; the powdered bark lathers with water. 



