56 



ART. 4. — SHÜTAI OKAilURA; 



Hondo : Prov. Sagami, Kamaknra (Leg. Kiyotaka BüsAUCm ! 1. TTT. 

 1914.). 



Species distinctisma, a congeneribus foliorum forma faciliter 

 dignoscenda. 



Nomen speciei ab foliorum formis. 



Leskea pusilla Mitt. in Trans. Linn. Soc. London. 2nd. 

 Ser. Bot. Vol. m. part 3. p. 188 (1891); Icônes Plant. Koisikavenses. 

 Vol. m. No. 1. p. 17. Taf. 154. (1915). 



Habitat in truncis arborum defectrum. Plantae tenellae, cae- 

 spitosae, caespitibus fuscescenti-viridibus, hand nitidis, mollinsculis, 

 late extentis. Caulis repens, usque ad 3 cm. longus, hie illic fas- 

 ciculatim fusco-radiculosus, dense et subirregulariter pinnatim ra- 

 mosus, sectione teres, c. 0.12-0.16 mm. diam., fascicule centrali 



nullo, reti centrali hyaline, cellulis hexa- 

 gonis c. 14/^ magnis, cellulis periphericis 

 c. 2-3-seriatis paulum minoribus incrassatis 

 lutescentibus ; ramis prostratis vel as- 

 cendentibus, simplicibus rarius 1-2- 

 ramulosis, strictis vel curvatulis, apice 

 obtusis vel acutis, usque ad 6 mm. longis, 

 sicca arcuatis vel flexuosis, plerumque 

 apice hamulosis, densiuscule foliosis sub- 

 complanatis. ParaphylUa nulla. Folia 

 sicca adpressa vix crispata, madid a erecto- 

 patentia, vix decurrentia, valde concava, stricta vel curvatula, 

 e basi contracta ovato-lanceolata vel oblongo-lanceolata, apice 

 breviter attenuata saepe leviter incurva vel recur va, summo 

 apice acuta vel subobtusa, c. 0.8-1.2 mm. longa et c. 0.3-0.4 mm. 

 lata, marginibus basi leviter recurvis, apice suberectis, integerrimis 



Fig. 25. Leskea pusilla. 



A. Folia ( X 30) ; B. Tlieca 



(xlO). 



