53 * POLYGALEAE. [Polpgala. 



THREE KINGS Islands : C/jecsmaii .' Aug. 



Distinguished from P. crassifoUwm by the broad flat leaves and the smaller depressed glabrous 

 brown capsule ; from P. umbellatum by the larger 3-valved capsule. It is nearly allied to P. braeteo- 

 latuin. Endlioh. of Norfolk Island. 



16. P. ellipticum, T. Kirk in Trans. N.Z.I, iv. (1871) 266. A small 

 tree with black bark, 20ft.-35ft. high. Young shoots, leaves, peduncles, sepals, 

 and capsales clothed with ferruginous pubescence. Leaves 3in.-3^in. long, 

 fin.-lin. broad, elliptic or oblong-lanceolate, coriaceous, subacute or acute, 

 rarely obtuse. Flowers in terminal 2-5-flowered umbels. Peduncles short, 

 spreading. Sepals narrow-ovate or oblong -lanceolate, acute, pilose. Petals 

 shortly recurved. Capsule shortly decurved, 2-valved, ovate, globose, slightly 

 compressed, fully kra. in diameter; valves faintly 2-lobed. 



NORTH Island: Whangaroa North, Mount Manaia &c., Whangarei, T. K. Waitakerei 

 Ranges, Cheeseman ! Oct. 



Var. ovatum. Leaves more spreading, broadly elliptical or obovate-cuneate, broadly rounded 

 at the apex. Flowers not seen. Whangaroa North, Manaia Hills, western part of the Titirangi dis- 

 trict, T. K. 



The midrib in the typical form is often curiously flattened beneath, but in var. ovatum it is 

 very slender. 



17. P. eugenioides, A. Cunn., Precurs. n. 614. A glabrous much- 

 branched twiggy tree, 20ft.-40ft. high. Trunk lft.-2ft. in diameter. Leaves 

 alternate or sometimes verticillate, 2in.-4in. long, fin.-liin. broad, elliptical or 

 broadly oblong, acute or subacute, often undulate, subcoriaceous. Flowers in 

 terminal branched many-flowered compound umbels or corymbs, often uni- 

 sexual. Pedicels and peduncles spreading, silky-pubescent. Sepals ovate, acute 

 or acuminate. Petals linear, much longer than the sepals, recurved at the tips. 

 Capsules iin. in diameter, erect, ovoid, acute, 2- rarely 3-valved. — Hook, f., PL 

 N.Z. i. 22, and Haudbk. 21 ; T. Kirk, Forest Fl. N.Z. t. 49. P. elegans, 

 Raoul in Ann. Sc. Nat. ser. 3, ii. (1844) 121. P. microcarpum, Putterl., Syu. 

 Pittosp. 15. 



NORTH and SOUTH Islands ; North Cape to Otago. Tarata. Sept., Oct. 

 The only New Zealand species with compound inflorescence. Flowers fragrant, varying greatly 

 in size. Bark white. 



Obdbe— * POLYGALEAE. 

 Flowers hermaphrodite, irregular. Sepals 5, free, imbricate in bud, the two 

 inner petaloid. Petals 2 or 4, rarely 8 or 5, hypogynous ; iisually one or two pairs 

 coherent at the base, with the lower hooded petal or keel into a tube split behind, or 

 the two outer petals free. Stamens 8, rarely 5 or 4; filaments forming a cleft sheath 

 adnate to the petals. Anthers usually 1-celled, opening by pores. Disk small. Ovary 

 superior, 2-celled ; style simple, usually curved at the top ; stigma entire or 2-lobed ; 

 ovules 1 in each cell, pendulous, anatropous. Seeds with fleshy endosperm, pendu- 

 lous ; hilum strophiolate ; embryo straight. Herbs or shrubs with alternate exstipu- 

 late leaves. 



"POLY GALA, Linn. 



The 2 inner sepals large and petaloid, 2 outer green, smaller. Petals 8, 

 united below with the starainal sheath, the keel bearing a crest at the back near the 

 apex. Stamens 8; filaments coherent to above the middle; anthers opening by trans- 

 verse pores. Capsule thin, flattened, usually notched at the apex, loculicidal. Seeds 



