744 



Apocynaceae; Asclepiadaceae 



lA. Stamens inserted on the middle of the corolla tube or slightly above on the corolla-tube; anthers wholly included within the tube; 

 calyx rather large, the lobes broader above the middle, longer than the narrow part of the corolla-tube; corolla puberulent on the 



throat 1. T. jasminoides var. pubescens 



IB. Stamens inserted on the upper part of the tube; anthers slightly exserted from the throat; calyx small, the lobes broadest at the middle 

 or on the lower half; corolla usually glabrous on the throat. 



2A. Corolla-tube 7—8 mm. long; calyx-lobes broadly lanceolate, 2-3 mm. long, usually glabrous 2. T. asiaticum 



2B. Corolla-tube 6-7 mm. long; calyx-lobes ovate-orbicular, not more than 1 mm. long, white-ciliolate 3. T. liukiuense 



1, Trachelospermum jasminoides (Lindl.) Lem. var. 

 pubescens Makino. T. asiaticum var. pubescens (Makino) 



Nakai Ke-teika-kazura. Scandent, woody evergreen, 



the inflorescence, young branches, and underside of leaves 

 pubescent; leaves elliptic to narrowly so, 4-8 cm. long, 2-4.5 

 cm. wide, obtuse or acute, short-petiolate; flowers white, 

 changing to yellow, 2-2.5 cm. across; calyx thin, loosely pilose, 

 5-6 mm. long, the lobes obtuse and spreading; corolla-tube 7-8 

 mm. long, the narrow part as long as the broadened upper 

 portion or somewhat shorter, the lobes obliquely obtriangular; 

 anthers included within the tube; style short, not exceeding 



the calyx; follicles 10-15 cm. long. May. Honshu (centr. 



and w. distr.), Shikoku, Kyushu. Korea, and China. 



2. Trachelospermum asiaticum (Sieb. & Zucc.) Nakai. 

 Malouetia asiatica Sieb. & Zucc; Parechites thunbergii A. Gray; 

 Rhynchospermum japonicum Sieb. ex Lavall.; T. divaricatum 



Kanitz; T. crocostomum Stapf; T. majus Nakai Teika- 



KAZURA. Scandent, glabrous or pubescent on young branches; 

 leaves elliptic or narrowly so, sometimes broadly oblanceolate, 

 3-6(-8) cm. long, 1.5-3 cm. wide, acute with an obtuse tip, 

 acute and short-petiolate at base, lustrous above; flowers white. 



changing to yellow, 2-2.5 cm. across, fragrant; calyx 3-4 mm. 

 long, about half as long as the narrow portion of the corolla- 

 tube, the lobes narrowly ovate to broadly lanceolate, obtuse to 

 acute, often white-puberulent, with an ascendingly recurved 

 tip; corolla-tube 7-8 mm. long, the narrow portion about twice 

 as long as the broadened portion, the lobes narrowly falcate- 

 obtriangular; style elongate, about twice as long as the calyx; 



follicles rather slender, elongate. May-June. Thickets in 



hills and low mountains; Honshu, Shikoku, Kyushu; com- 

 mon; variable. Korea. 



3. Trachelospermum liukiuense Hatus. T. divaricatum 



var. brevisepalum C. K. Schn., pro parte Ryukyu-teika- 



KAZURA, Okinawa-teika-kazuka. Nearly glabrous except the 

 young branches; leaves obovate-oblong or elliptic, 4-6 cm. long, 

 1.5-3 cm. wide, acute with an obtuse tip, acute and petiolate at 

 base; flowers white, about 1.5 cm. across; calyx about 2 mm. 

 long, much shorter than the corolla-tube, the lobes ovate-orbic- 

 ular or broadly ovate, obtuse, not more tlian 1 mm. long, 

 white-ciliolate, suberect; corolla-tube 6-7 mm. long, the nar- 

 row portion 2-3 times as long as wide; style elongate, about 3 

 times as long as the calyx. Kyushu (s. distr.) . Ryukyus. 



4. ANODENDRON A. DC. Sakaki-kazura Zoku 



Scandent, evergreen, woody scrambler; leaves opposite, penninerved; inflorescence paniculate; flowers small, the bracts and 

 bracteoles persistent; calyx 5-lobed, small, without glands or with 5 small glands inside; corolla salverform, 5-lobed, the tube 

 inflated at base, the throat narrow, unappendaged; stamens inserted near base of corolla-tube, the filaments very short, the 

 anthers connate and adnate to the stigma, short-appendaged at base; carpels 2, free, with a solitary very short style; ovules many; 

 follicles divaricate, narrowed to the tip; seeds flat, beaked, comose. Few species, in India, China, and Japan. 



1. Anodendron afBne (Hook. & Arn.) Druce. Holar- 

 rhaena affinis Hook. & Arn.; (?) Aganosma laevis Champ.; 

 Anodendron laeve (Champ.) Maxim.; Anodendron suishaense 



Hayata- Sakaki-kazura. Glabrous woody climber; leaves 



coriaceous, oblanceolate to oblanceolate-oblong, 6-8 (-10) cm. 

 long, 1-2.5 cm. wide, acute with an obtuse tip, acute at base, 

 entire, dark green above, pale green beneath, the petioles 5-10 

 mm. long; inflorescence depressed-pyramidal, short-peduncu- 

 late, the bracts and bracteoles narrowly deltoid, small; flowers 



pale yellow; calyx about 3 mm. long, deeply 5-parted; corolla 

 8-10 mm. across, the tube 4-5 mm. long, about as long as the 

 lobes, the lobes narrowly falcate-oblong, white papillose-hairy 

 inside; follicles deltoid-lanceolate, broadened at base, hori- 

 zontally spreading, 8-10 cm. long, 18 mm. across at base; seeds 



many, long comose. ^May-June. Honshu (warmer parts of 



Awa and Sagami Prov. and westw.), Shikoku, Kyushu. 



Ryukyus, Formosa, China, and India. 



5. NERIUM L. Ky6chiku-t5 Zoku 



Evergreen trees or large shrubs; leaves in 3's, rarely opposite or in 4*s; inflorescence cymose, flowers short-pedicelled, 5-merous; 

 calyx 5-parted, with numerous glands inside at base; corolla salverform or infundibuliform, large, 4-5 cm. across, the upper portion 

 of the throat with many long hairlike scaly appendages; stamens inserted on the upper portion of the tube, the anthers connate, 

 adnate to the stigma, with a long filiform appendage at die apex, callose-appendaged at the base; carpels free, with a long com- 

 mon style; follicles long and firm; seeds villous, comose. Few species, in subtropical Asia to the Mediterranean. 



1. Nerium indicum Mill. iV. odorum Soland. ex Ait. across, usually red, rose, or rarely yellowish, often double in 



Ky6chiku-t6. Large shrub with green, rather stout, cultivars; follicles linear, erect; seeds comose and long pale 



puberulous branches; leaves narrowly lanceolate, 7-15 cm. brown-villous. Aug. Indian plant long cultivated in our 



long, 8-20 mm. wide, acuminate at both ends; flowers 4-5 cm. area. 



Fam. 170. ASCLEPIADACEAE Gaga-imo Ka Milkweed Family 



Perennial herbs or shrubs, often scandent, sometimes succulent; leaves opposite, verticillate, rarely alternate, simple, ex- 

 stipulate; flowers cymose, bisexual, actinomorphic; calyx-lobes imbricate or open in bud; corolla 5-lobed, the lobes contorted or 



