Umbelliferae 673 



8. CRYPTOTAENIA DC. Mitsuba Zoku 



Glabrous perennials; leaves radical and cauline, trisect, the leaflets broad, incised-dentate; umbels irregularly compound, the 

 peduncles, rays, and pedicels very unequal, the bracts and bracdets small or none; calyx-teeth obsolete; petals small, incurved at 

 apex; stylopodium conical, entire; fruit oblong, compressed, laterally grooved on the commissure, the carpels teretely 5-angled 

 in cross section, the commissure plane or nearly so, the ribs subequal and evident, the vittae beneath and between the ribs, the 

 carpophore bifid. Few species in e. Asia, Africa, and N. America. 



1. Cryptotaenia japonica Hassk. C. canadensis sensu ered, erect, narrow, the pedicels very unequal, 3-15 mm. long, 



auct. Japon., non DC; C. canadensis var. japonica (Hassk.) erect, the involucel bractlets linear, short, the flowers white; 



Makino Mitsuba. Glabrous perennial with short rhizomes fruit 3-4 mm. long, glabrous, the carpels oblong-cylindric, 



and rather thick roots; stems erect, slighdy branched above, narrowed at apex, die styles erect, the stylopodium elongate- 



30-60 cm. long; radical and lower cauline leaves long-petiolate, conical. June-July, fruiting in Aug. Woods in hills and 



the blades cordate-deltoid, 5-15 cm. wide, 3-foliolate, the leaf- mountains; Hokkaido, Honshu, Shikoku, Kyushu; common 



lets sessile, the terminal one broadly rhomboid-ovate to broadly and frequendy cultivated as a vegetable. Korea, China, 



ovate, 3-8 cm. long, 2-6 cm. wide, acuminate, abrupdy nar- Ryukyus, and s. Kuriles. Forma atropurpurea (Makino) 



rowed to the acuminate base, incised- or irregularly dentate, Ohvvi. C. japonica var. atropurpurea Makino Murasaki- 



rarely deeply lobed, die lateral leaflets at base with a slighdy mitsuba. Dark purple throughout. Rarely cultivated as an 



dilated outer margin, the leaves of the inflorescence very short, ornamental, 

 often undivided, linear to lanceolate; umbellets 1- to 4-flow- 



9. PTERNOPETALUM Franch. Iwa-sent6-s6 Zoku 



Small or slender, glabrous to pilose perennials; stems erect or ascending, simple or sparingly branched above; leaves ternately 

 decompound, the upper with often narrow, elongate segments; umbels compound, numerous, on the long rays, the pedicels 2 

 or 3, very unequal, short, erect, the involucel small, the flowers white, bisexual; calyx-teeth sometimes obsolete, often acute; petals 

 emarginate, incurved at apex; stylopodium conical, the styles erect, slender; fruit oblong or ovoid, compressed laterally, usually 

 with a groove on each side, glabrous, the carpels 5-angled, subterete in cross section, the ribs usually slender, the vittae 1-3 in 

 the intervals; seeds flat on the face, the carpophore bifid. About 10 species, in India, China, and Japan. 



1. Ptemopetalum tanakae (Fr. & Sav.) Hand.-Mazz. cauline petiolate, 1 or 2 times divided, the ultimate segments 



Carum tanakae Fr. & Sav.; Cryptotacniopsis tanakae (Fr. & linear, 1-3 cm. long, about 2 mm. wide, acute; umbels 1 or 



Sav.) H. Boiss. Iwa-sent6-s6. Glabrous, delicate or slen- sometimes 2, glabrous, the involucre lacking, the rays 10-20, 



der perennial; rhizomes creeping and short stolons also devel- slender, 2.5-3 cm. long, the umbellets 2- or sometimes 3-flow- 



oped; stems 10-25 cm. long, erect, simple, 1- or 2-leaved; ered, the involucel of small linear bracdets, the pedicels un- 



radical leaves petiolate, ovate-deltoid in outline, 3-4 cm. wide, equal, to 2 mm. long, erect; fruit glabrous, 2-2.5 mm. long, 



2 or 3 times ternately pinnate, the ultimate segments short- the styles short, the calyx-teeth very small. May-June. 



petiolulate, usually ovate, 4-6 mm. long, deeply 3-parted, usu- Damp mountain woods; Honshu (Kanto Distr. and westw.), 



ally few-lobed, minutely scaberulous on the margin, die upper Shikoku, Kyushu. s. Korea. 



10. SPURIOPIAIPINELLA Kitag. Ka-no-tsume-so Zoku 



Rather slender perennials; stems erect, hollow, loosely few-leaved; leaves radical and cauline, petiolate, usually ternately de- 

 compound, membranous, the segments pinnately lobed and dentate; umbels few or solitary, the involucral bracts few or 

 none, the rays slender, die umbellets with many bracdets; flowers bisexual; calyx-teeth prominent; petals white, equal, incurved 

 at apex; stylopodium conical, the styles filiform; fruit glabrous, compressed laterally, ovoid or ellipsoidal, the carpels nearly or- 

 bicular in cross section, the ribs equal, filiform, the vittae many and slender, the seeds adnate to the pericarp. About 10 



species, in e. Asia and e. Siberia. 



lA. Fruit longer than wide; leaves with short, ascending, setose hairs on nerves on both surfaces and on margin; upper leaves usually 

 once ternatc, with narrowly ovate to broadly lanceolate leaflets; petiolules and upper part of petioles with callose hairs. 



1. S. calycina 



IB. Fruit as wide as long; leaves membranous, coarsely pilose on both surf.accs and on the margin; upper leaves usually twice ternate, with 

 ovate leaflets; petiolules and petioles subglabrous or pilose 2. 5. nikfiensis 



1. Spuriopimpinella calycina (Maxim.) Kitag. Pirn- lets of the upper leaves narrowly ovate to broadly lanceolate, 



pincUa calycina Maxim. Ka-no-tsume-s6. Stems 50-80 8-12 cm. long, 2-4 cm. wide, long-acuminate; umbels solitary 



cm. long, branched above, glabrous; radical and lower cauline or few, the rays 2-4 cm. long, slender, the involucral bracts 



leaves petiolate, twice ternate, often simply ternate in the few, linear, 2-8 mm. long, the umbellets few- to more than 



upper ones, the leaflets sessile or nearly so, membranous, 10-flowered, the involucel bracdets few, linear, 2-3 mm. long, 



broadly ovate or obovate, 3-8 cm. long, 2-4 cm. wide, acute the pedicels slender, minutely tuberculate on the inner side, 



to abruptly acuminate, dentate, with short, ascending, setose 6-10 mm. long; fruit ovoid to narrowly so, 4-5 mm. long, the 



hairs on nerves on both surfaces and on the margin, the leaf- ribs slender, the calyx-teeth deltoid, erect, the styles slender 



