28 II. Karel Domin: 



5. Isotropis Benth. 

 1. I. cuneířolia n. corab. 

 Callistachys cuneifolia Sm. in Trans. Linn. Soc. IX. 267 

 (1808), DC. Prodr. 11. 104 (1825). 



Chorizema spartioides Lodd. Bot. Cab. t. 1953 (1833). 

 Isotropis striata Benth. in Hueg. Enumer. 28 (1837), 

 in Ann. Wien. Mus. 11. 71 (1838), FJ. Austr. II. 39 (1864), 

 F. v. MuELL. Fragm. III. 16 (1862) p. p., First Census 33 

 (1882), Sec. Census 58 (1889), Diels u. Pritzel in Engl. 

 Bot. Jahrb. XXXV. 231 (1904), 

 W. A. — Yailino'up and Cape Naturaliste; Bridgetown to 

 Kojonup and Slab Hut GuJley, A. A. Dorrien-Smith. 



6. Mirbelia Sm. 

 1. M. trichocalyx n. sp. 



Fruticulus parvus spinosissimus, virgato-ramosissimus, 

 ramis stricte ascendentibus, juvenilibus appresse pubesceuti- 

 bus serius glabratis; spinae graciles sed rigidiusculae, diva- 

 ricatae, 1 cm vel paulo plus longae; folia minuta, secus 

 spinas fascieulato-conferta, ericoidea, subtereti-linearia, sessi- 

 lia vel brevissime petiolulata, circa 2'5— 4*5 mm longa et 

 0*8 — 1 mm lata, obtusa, crassiůscula, ob margines valde re- 

 volutos supra concaviuscula, subtus anguste canaliculato- 

 aperta, supra uninervia vel interdum omnino laevia, plus 

 minusve, praecipue ad basin et petiolum pubescenti-ciliata 

 sed demum plerumque glabrescentia; flores ut in M. spinosa 

 in axillis foliorum fasciculati, raro solitarii, breviter pedi- 

 cellati, fere subsessiles, bibracteolati; bracteolae setaceae, calyce 

 breviores; calyx circa 6 — 7 mm longus, dense patentim cano- 

 villosus, lobis 3 inferioribus anguste lanceolatis, subulato- 

 acuminatis; vexilhim 8 — 8*5 mm longum, luteum, integrum 

 (nec emarginatum), calycem conspicue excedens; alae in sicco 

 lutescentes, vexillo breviores, calyce paulo longiores; carina 

 purpurascens, calycem haud excedens; ovarium glabrum ple- 

 rumque 6-ovulatum. 



W. A.: Sand plains about Warrungup, leg. Capt. A. A- 

 Dorrien-Smith. 



Species M. spinosae Benth. valde affinis, sed differt 

 foliis minutis, foliorum fasciculis spinis saltem duplo brevi- 



