8o SANTALACEAE. 



110. RAZOUMOFSKYA. 



Small fleshy glabrous plants, parasitic on the branches of 

 coniferous trees; branches 4-angled; leaves reduced to opposite 

 connate scales; flowers dioecious, not bracted, solitary or several 

 together in the axils of the scales; staminate flowers with 2-5- 

 parted calyx and usually equal number of stamens; pistillate 

 flowers with an inferior ovary; berry fleshy, ovoid, more or less 

 flattened. 



Staminate floiyers paniculate, nearly all terminal on distinct 



peduncle-like jointb. R. americana. 



Staminate flowers forming simple or clustered spikes. 



Plant 1-4 cm. high, scattered. R. douglasii. 



Plant larger, clustered. 



Stems stout; staminate spikes stout. R. campylopoda. 



Stems slender; staminate spikes slender. R. lands. 



Razovunof skya americaiia Nutt. Stems olivaceous, slender, much branched, 

 the branches in pairs or whorls; staminate plants 6-10 cm. long, the pistillate 

 a little smaller; staminate flowers with ovate acutish lobes; fruit bluish-green, 

 4 mm. long. On lodgepole pine, often abundant and causing swellings and 

 dibtortions. 



Razoumofskya douglasii Engelm. Stems olivaceous, scattered, usually 

 solitary, 5-20 mm. long, simple or but little branched, the branches never in 

 whorls; flowers in short few-flowered spikes, the staminate with broadly ovate 

 acutish lobes; fruit 5 mm. long. On Pseudotsuga mucronata, the parasite 

 spreading all along the affected branch. 



Razoumofskya campylopoda (Engelm.) Piper. Stems stout, 4—10 cm. 

 long, branched, the staminate deep yellow, the pistillate olivaceous; staminate 

 flowers in dense long spikes, the calyx-lobes 3 or 4, oblong-ovate, acutish; 

 fruit obovate, acute, bluish-green, 5 mm. long. Abundant on Pinus pon- 

 der osa. Sometimes known as "Snappers" on account of the way the seeds 

 are discharged. 



Razoumofskya laricis Piper n. sp. Pistillate plants olivaceous, clustered, 

 5-8 cm. long, branched; joints 1.5-2 mm. thick, sharply 4-angled; staminate 

 swollen, yellow, the flowers in short spikes; lobes ovate, acute; fruit oblong, 

 acutish, bluish, 4 mm. long. Common on Larix occidentalis. 



Family 29. SANTALACEAE. Sandalwood Family. 



Herbs or shrubs or trees; leaves alternate or opposite, entire, 

 without stipules; flowers clustered or solitary, axillary or ter- 

 minal, perfect, monoecious or dioecious; calyx adnate to the 

 base of the ovary, 4-S-cleft; petals none; stamens as many as 

 the calyx-lobes and opposite them; ovary 1-celled; ovules 2-4; 

 fruit a drupe or nut with only one seed. 



HI. COMANDRA. 



Glabrous erect perennial herbs, sometimes parasitic on the 

 roots of other plants; leaves alternate, oblong, oval, lanceolate or 



