Thymelaeaceae 



645 



pressed-pubesccnt especially on underside, whitish beneath, the 

 petioles 5-8 mm. long, appressed-pubesccnt; inflorescence 

 densely white-villous, many-flowered, globose, capitate, on 

 nodding peduncles, subtended by few narrowly ovate caducous 

 bracts while young; calyx-lobes elliptic, yellow inside, about 5 



mm. long, the tube sessile, 12-14 mm. long; anthers of the 



upper stamens slightly exserted from the throat. Mar.-Apr. 



Introduced from China, now much cultivated in our area for 

 making paper. 



3. WIKSTROEMIA Endl. Gampi Zoku 



Shrubs or rarely trees; leaves evergreen or deciduous, opposite or alternate; inflorescence terminal, spicate, racemose, or capi- 

 tate, somedmes in compound terminal panicles, bractless, bisexual; calyx-lobes 4, spreading, the tube elongate, without ap- 

 pendages on the throat; stamens 8, in 2 series on the caly.x-tube, the upper 4 often slightly exserted from the throat, the filaments 

 very short, the anthers oblong, the connective indistinct; disc with 4 or 2, very rarely with single scales; ovary sessile or nearly 

 so, 1-locular, usually pubescent; style very short, the stigma large, globose; fruit a berry or rather dry, the endosperm scanty or 

 absent; cotyledons fleshy. About 50 species, in e. Asia, Malaysia, and the Pacific Islands. 



1 A. Inflorescence mostly capitate; disc-scales fleshy, somewhat globose-thickened at apex; leaves terminal at tip of branches. 



2.\. Leaves somewhat coriaceous, 2-4 cm. long, 1.2-2.2 cm. wide; ovary and fruit short-stiped 1. W. k.iidoi 



2B. Leaves thin, about 15 cm. long, 6 cm. wide; ovary and fruit long-stiped 2. \V. capitellata 



IB. Inflorescence usually a raceme; disc-scales thin; leaves scattered on the branches. 

 3A. Glabrous shrubs with opposite leaves. 



4A. Inflorescence 2- to 4-flowered, without an axis; flowers white 3. W. albiflora 



4B. Inflorescence about lO-flowered, with an elongate axis; flowers yellow 4. W. trichotoma 



3B. More or less pubescent shrubs, with alternate leaves. 



5A. Inflorescence in simple solitary heads on branchlets; leaves ovate, silky on both sides 5. IK. sil{pk.iana 



5B. Inflorescence in terminal, usually branched racemes; leaves glabrous to slightly pubescent. 



6A. Leaves oblong, glabrous or sparsely pubescent 6. W. ganpi 



6B. Leaves ovate, more or less appressed-pubescent 7. W. paiiciflora 



1. Wikstroemia kudoi Makino. Diplomorpha \udoi florescence more or less capitate, 2- to 4-flowered; flowers white, 

 (Makino) Masam.; Daphnimorpha \ndoi (Makino) Nakai on short pedicels 1-2 mm. long; calyx-lobes elliptic, 2.5-3 mm. 



Sh.\kun.\n-g.^mpi. Branched shrub to 1.5 m. high, long, the tube about 10 mm. long; stamens of the upper series 



with thick, terete, densely leaf -scarred branches; leaves rather on the throat, the lower 4 median; fruit narrowly ovoid, 4-5 



coriaceous, alternate, sessile, becoming dense toward the top mm. long, distinctly stiped, with few long white hairs or gla- 



of branchlets, obovate, 2-4 cm. long, 1.5-2.2 cm. wide, cune- brate. May. Mountains; Honshu (Mount Odaigahara in 



ate toward base, obtuse to subacute, glabrous, paler beneath, Yamato), Shikoku, Kyushu; rare. 



entire, sessile; heads few, 2- or 3-flowered, terminal, 2-3 cm. 4. Wikstroemia trichotoma (Thunb.) Makino. Queria 



long, glabrous; flowers nearly sessile; calyx-lobes 4, ovate- trichotoma Thunb.; Passerina japonica Sieb. & Zucc; W. ja- 



lanceolate, about 5 mm. long, the tube about 8 mm. long, gla- ponica (Sieb. & Zucc.) Miq.; W. ellipsocarpa Maxim.; Diplo- 



brous; upper 4 stamens inserted at the middle on the tube; morpka ellipsocarpa (Ma.^\m.) 'HakaVyD. trichotoma {ThMoh.) 



disc-scales linear, erect; ovary appressed-pilose; fruit about 5 Nakai Ki-gampi. Glabrous much-branched shrub with 



mm. long, enclosed in the calyx-tube, very short stipitate. slender reddish branchlets; leaves membranous, ovate or ob- 



June. High mountains; Kyushu (Mount Miyanouradake in long ovate, 2.5-4.5 cm. long, 1-3 cm. wide, subacute, usually 



Yakushima); rare. rounded at base, entire, whitish beneath, the peUoles short, 



2. Wikstroemia capitellata Hara. Diplomorpha capi- about 2 mm. long; racemes few- to about 10-flowered, on an 



teltata Hara; Daphnimorpha capitellata (Hara) Nakai axis 2-15 mm. long, the pedicels very short; peduncles slender, 



TsucHiBi-No-Ki. Deciduous shrub to 2 m. high; branches 1-2 cm. long, often branched, terminal and in upper axils; 



thick, with numerous large leaf-scars; leaves thin, alternate, calyx yellow, the tube 6-7 mm. long, the lobes elliptic, about 



dense at the top of branches, obovate to lanceolate-obovate, to 2 mm. long; anthers of the 4 upper stamens slightly exserted 



15 cm. long and 6 cm. wide, rounded to obtuse, cuneately from the throat, the lower ones on upper part of the tube; 



narrowed at base, enure, glabrous, whitish beneath, the peti- fruit ovoid, about 5 mm. long, short-stiped, glabrous. Aug.- 



oles 2-5 mm. long; inflorescence capitate, terminal, glabrous, SepL Grassy slopes and thickets in hills; Honshu (Kinki 



5-10 mm. long, sometimes with a few branches; flowers I to Distr. and vvestw.), Shikoku, Kyushu; rather common. Ko- 



many, subsessile; calyx 10-14 mm. long, glabrous, the tube on rea. 



back slightly inflated below the middle, the lobes about 4 mm. 5. Wikstroemia sikokiana Fr. & Sav. Diplomorpha 



long; stamens inserted at the middle of the tube; fruit ovoid, sikokjana (Fr. & Sav.) Nakai Gampi. Silky pubescent 



about 5 mm. long, acute, long-stiped. Wet woods in moun- shrub; leaves membranous, more or less alternate, ovate, 3-5 



tains; Kyushu (Hyuga Prov.); very rare. cm. long, 1.5-2 (2.5) cm. wide, densely silky on both sides, 



3. Wikstroemia albiflora Yatabe. W. gynopoda especially so beneath, tlie petioles 2-3 mm. long; inflorescence 



Maxim.; Diplomorpha albiflora (Yatabe) Nakai Miyama- capitate, few-flowered, terminal, the peduncles terminal, sim- 



GAMPi. Glabrous shrub with slender, red-brown branches pie, 5-10 mm. long; calyx yellow, white-silky, subsessile, the 



and branchlets; leaves membranous, opposite, ovate or elliptic, tube 8-10 mm. long, the lobes ovate, about 3 mm. long; 



1.5-3 cm. long, 1-2 cm. wide, acute to obtuse at both ends, andicrs of upper stamens half-exserted from the throat, the 



enure, whiush beneath, the petioles 1-2 mm. long; peduncles lower series above the middle of the tube; ovary white-pubes- 



terminal or subterminal, 0.8 mm. long, slender, simple; in- cent; fruit ovoid-fusiform, about 6 mm. long, sparsely white- 



