Wulffia 



(450) 



Xanthosia 



AVULFFIA Oys. CHATIAKKLLA, CHT- 

 I.ODIA, and TILESIA). 



Stove perennial herbs (ord. Compositrc). Propa- 

 gation, by seeds and division. Soil, light san ly 

 loam. Stenoglossa, 3', June, orange yellow (xyn. 

 maculata), is the only species introduced. 



WURMBEA. 



Greenhouse bulbs (ord. Liliacetc). Propagation. 

 by seeds and offsets. Soil, loam and sandy peat in 

 equal parts. 



XANTHOCEPHALUM (v/ XANTIIU- 



COMA). 



Greenhouse and hardy annual and perennial 

 herbs and sub-shrubs (nrd. Composite). Propa- 

 gation, by seeds and cuttings. Soil, light sandy 

 loam, in a sunny position. 



Principal Species : 

 eentauroides, IS", Jy., Aug., hdy. ann.,or. yel. 



grh. sub-shr., yel. (*//. (?yn. Gutierrezia gym- 



Grindelia coronopifolia). nospermoicles of Jlola/i- 

 gynmospeiinoides, 4', ieal Magazine 515~>). 



XANXHOSOHA LINDENI 



Principal Species and Varieties : 

 capensis, 6" to 12", My., longiflora pumila, 



Je., lil. (.--y. campaiiu- dwarf, fewer flowers. 



late). purpurea, lurid pur. 



~- lougiflora, longer 



flowers, more robust. 



WYETHIA (sym. ALAB(?ONIA and MELA- 



BHIZA). 



Hardy perennial herbs (ord. Compositte). Prop- 

 agation, by seeds. Soil, light loam. 

 Principal Species : 



august ifolia, 10" to 24", aut., yel. 



XANTHISMA (syn. CENTAITRIDIUM). 



Tfxanum (ai/n. Drumniondii) is a hardy annual or 

 biennial herb (ord. Composite). It grows 2' high, 

 and has yello.v flowers in summer. Propagation' 

 by seeds sown in the open in April. Any good 

 garden soil will do. 



XANTHIUM. 



Hardy annual and perennial herbs (ord. Com- 

 posite)^ of no horticultural merit. 



Wyi-ti Elm (Ulnnis ijlabra and montima). 

 Wijmut (sec Althaa}. 



XANTHOCERAS. 



Sorbifolia, 5' to 15', July, white, with red spots, 

 the only species in this genus (ord, Sapindacea;) is 

 a small hardy or half-hardy tree. Propagation, by 

 seeds or root cuttings. Soil, light sandy loam, in a 

 sheltered position. 



XANTHORRHCEA. (BLACK BOY, 

 GKASS TREK.) 



Greenhouse, slow-growing shrubs (orrf.Juncacesc). 

 Several species furnish a yellow, resinous gum. 

 Propagation, by seeds and offsets. Soil, loam, a 

 little peat, and sand. 



Principal Species : 

 arborea, 4', Ap. Botany 



Bay Gum. 

 australis, 2', sum. 



minor, Ivs. 2' long, rtem 



short and thick. 

 Preissii, 10', Ivs. 4' loiisf. 

 quadrangulata, 4', Ivs. 



1~' long. 



br.icteata, sum., ITS. 2' 



long. 

 hostilts, Ivs. 4' long, stem 



very short. 



XANTHOSIA. 



Greenhouse herbs and low-growing shrubs (ord. 

 Umbellifera), frequently clothed with long, soft 

 liairs. Probably only about two species have been 



