4M 
GRIFFITHELLA 
be cup or wineglass shaped, creeping or erect, and of many different 
forms and shapes and sizes (cf. Willis in Ann. Perad ., I., 1902, p. 364). 
They are of root nature. 
Grindelia Willd. Compositae (ill). 25 sp. Am. 
Grisebachia Klotzsch {Eremia Don). Ericaceae (iv. 10). 10 sp. S. Afr. 
Griselinia Forst. f. Cornaceae. 2 sp. N.Z. 
Griselinia Scop. = Pterocarpus Linn. 
Gronovia Houst. ex. Linn. Loasaceae (1). 2 sp. trop. Am. Sta. 5, 
and no staminodes. Cpl. 1. 
Grossularia Tourn. ex Adans. = Ribes Linn. 
Grubbia Berg. Grubbiaceae (the only genus). 3 sp. S. Afr. 
Grubbiaceae. Dicotyledons (Archichl. Santalales). Only genus Grubbia. 
United to Santalaceae by Bentham-Hooker. (See Nat. PJl.) 
Grumilea Gaertn. = Psycho tria Linn. 
Guaiacum Plum, ex Linn. Zygophyllaceae. 4 sp. N. and trop. Am. 
G. officinale L. yields the valuable lignum -vitae wood, from which is 
also obtained the medicinal resin guaiacum. 
Guarea Allem. ex Linn. Meliaceae. 80 sp. trop. Am., Afr. The 
disc forms a gynophore, and the sta. are completely united into a tube. 
Guatteria Ruiz et Pav. Anonaceae (2). 50 sp. trop. Am. 
Guazuma Plum, ex Adans. Sterculiaceae. 10 sp. trop. Am., W. Ind. 
Gueldenstaedtia Fisch. Leguminosae (in. 6). 8 sp. Centr. As., China. 
Guettarda Linn. Rubiaceae (11. 12). 40 sp. trop. all but 1 (G. speciosa 
L., which is common on trop. coasts) Am. 
Guilandina Linn. = Caesalpinia Linn. 
Guilleminea H.B. et K. Amarantaceae (3). 3 sp. Am. 
Guioa Cav. = Cupania Linn. 
Guizotia Cass. Compositae (v). 5 sp. Afr. G. abyssinica Cass., the 
rantil or niger-seed, is cultivated in India and elsewhere for its oily 
seeds, from which an oil is expressed. 
Gundelia (Tourn.) Linn. Compositae (x). 1 sp. As. Min., Persia. 
Gunnera Linn. Haloragidaceae. 17 sp. S. Am., N.Z., Tasm., Sandw. 
Is., Java, S. Afr., Costa Rica. Several sp. are enormous herbs 
with very handsome leaves several feet across. They grow by the 
side of water and deserve more attention as ornamental plants than 
they have hitherto received. Fir. 2-merous. Ovary i-loc. Stem 
polystelic. In the leaf-axils are ‘squamulae intravaginales ’ (cf. 
Potamogetonaceae). [See Jonas’ Inaug. Diss., abstr. in Beihefte z. 
Bot. Cent . 1894, p. 32.] 
Gurania Cogn. Cucurbitaceae (11). 49 sp. trop. Am. 
Gustavia Linn. ( Japarandiba Adans.). Lecythidaceae. 20 sp. trop. 
Am. G. augusta L. is the stink-wood ; the wood has a foetid smell. 
Gutierrezia Lag. Compositae (hi). 20 sp. Am. 
Guttiferae. Dicotyledons (Archichl. Parietales). 42 gen. with 450 sp. 
chiefly trop. As defined by Engler, the order includes the Hyperi- 
caceae of Bentham and Hooker (and other authors) as well as a few 
