622 BURMA, ITS PEOPLE AXD PRODUCTIONS. 



f Carpels spiral!// twisted. Leaves unequal] u serrate [Fipirocarpaa). 

 H. isoRA, L. <S. Burma {fide Mason). 



Thu-iigeli-clie (Kurz). 

 Calyx about A- inch long, or loDgor. 



If Carpels strair/Jit or nearly so {Otidemansia, Miq.). 

 ■'" Cali/xaloiit A ineh long or lunger. Leaves iinequallij serrate or toothed ( Orthocarpaa'). 



H. TisciDA, Bl. S. Ava. Taong-doung. 



Calyx laxly stellate -TvooUy and viscid. 

 H. (Oudeiiaxsia) hiesdta, Miq. S. Tenasserim. 



C;ilyx shortly scurvy tomentose. 



* * Cah/.r only 2 or 3 lines long. 

 ° Carpels firmly cohering, forming a densely villous-ecliinafe apiealate or obtuse 

 capsule. Leaves entire or oltusely serrate, shortly irhitish-tomentose beneath. 



H. OBTUSA, "Wall. S. Tenasserim. Kamorta. 



Stems tawny tomentose. Leaves sprintled above with stellate hairs, blunt or acute. 



°° Carpels loosely cohering, irith tJie pioints all free, shortly hairy eehinate. Leaves 

 never tchiti.yh pubescent beneath, serrate. 



H. oLABEirscuLA, Wall. S. jrixed forests of Arakan, Pegu and 



IL. plebeia, Kz. Martaban. 



Flowers in short axillary racemes. 

 H. ELONGATA, "Wall. iS. Ava. 



Flowers in elongated slender racemes, much longer than the pubescent leaves. 



PTEEOsrEKMrM", Schreber. 

 Anther-cells parallel. Capsule woody, terete or 5-angular. Seeds winged. 



* Capsules distinctly 5-eornered. Leaves large and broad. 

 ° Stipules and braeteoles pinnatifid. 



P. ACERiFOLiuM, "Willd. H T. From Chittagong to Tenasserim and 



m V (. „.,„ the Andamans. 



Toun g-hpet- wun . 



Calyx-lobes 3—1 inches long. Style towards the base villous. 



"^ ° Stipules. Braeteoles entire. 

 P. ACEKOiDEs, "W'all. lli.T. Tropical forests in Tenasserim aud 



Calyx-lobes U-2 inches long. Style glabrous. the Andamans. 

 ^' Ft. diversi folium, Bl., appears to be an intermediate form between /*^ aceri- 

 folium and Pt. aeeroides, having the flowers and styles of the former but smaller, and 

 "the braeteoles of the latter." The wood of both this and the last species is brown, 

 heavy, and takes a good polish (Kurz). 



* * Capsules terete or nearly so. 

 ° Leaves semi-sagittate at base. Stipules pinnatifid. 



P. SEiiisAGiTTATUM, Eoxb. T. Froui Chittagong and Ava down to Tenasserim. 

 Nak-yay-pen or Naj-y-ay (Kurz). 



Flowers 3 inches long or longer. Braeteoles large, divided into several many- 

 cleft and jaggy lobes, forming an involucre. 



