hemeranthous 



(SUPPLEMENT) 



heterodesmic 



hemerantli'ous, day-flowering. 



hemiangiocar'pic, -pous (+ ANGIO- 

 CARPIC), when the ascocarp (apo- 

 thecium) is closed at first, but 

 opens when approaching ripeness 

 and discloses the hymenium of 

 crowded asci ; nemichimonoph'ilous 

 (xcifJ-uv, winter, 0iX^w, I love), 

 applied by F. Ludwig to those 

 plants whose above-ground develop- 

 ment begins even during the pre- 

 valence of frost, as Ranunculus 

 Ficaria, Linn. ; hemichlamyd'eouB 

 (xXa/xi>5, a cloak), half -coated, as 

 ovules when borne on an inverted 

 symphyllodium in Coniferae (Cela- 

 kovsky) ; Hemicleistog'amy ( + 

 CLEISTOGAMY), Knuth's term for 

 the condition of plants whose 

 flowers open slightly ; adj. hemi- 

 clei8togam'ic;Hemimetat'ropy(AteTd, 

 with, rpoTTTj, a turning), in crossing 

 when the interchange between 

 male and female elements from 

 different flowers or plants is only 

 half completed (K. Pearson) ; adj. 

 hemimetatrop'ic ; hemiortnomor- 

 ph'ic (dpdos, upright, /J-opdij, shape), 

 symmetric organs which possess 

 an equality in a vertical plane 

 (Wiesner); Hemiorthot'ropy (TPOTTT], 

 a turning), any naturally placed 

 organ displaying vertical symmetry 

 (Wiesner) ; Hemiparthen'osperm 

 ( + PARTHENOSPERM), MacMillan's 

 term for a plant having either 

 embryo or endosperm partheno- 

 genetic, but not both ; Hemipar'a- 

 site ( + PARASITE), plants whose 

 seeds germinate without a host 

 plant, but whose after life is de- 

 pendent upon a host, as Bartsia, 

 and Tozzia; hemipe'lic (71-77X05, 

 clay), rocks which yield a moderate 

 amount of clay detritus, and the 

 plants which affect such localities 

 (Thurmann); hemipelor'ic (ire\6pios, 

 monstrous), partly peloric flowers 

 in Linaria, the flowers being nearly 

 regular (Vernon) ; nemipsam'mic 

 (^d/t/ios, sand), strata which give a 

 moderately porous detritus, with 

 the plants which prefer such places 



(Thurmann) ; Hemiplank'ton ( + 

 PLANKTON), the mingled veget 

 tion of shallow and deep wat 

 forms in landlocked pools, etc. 

 (A. F, W. Schiuoper) ; Hemisap'rc 

 phyte (+ SAPROPHYTE), a pl*nt 

 which appropriates humus althougl 

 capable of self-support (Warming); 

 Hemisyncot'yly (+. SYNCOTYLY; 

 when seedlings have their cotyU 

 dons partially fused with om 

 another or some other organ (] 

 Tries) ; Hemitricot'yly, parti* 

 division of one cotyledon ; complete 

 fission is TRICOTTLY (De Vries) ; 

 hemit'ropous (T^OTTT;, a turning), 

 (1) with flowers of moderate adap- 

 tiveness to in&ect visitors, the 

 mean between ALLOTROPOUS and 

 EDTROPOUS ; (2) also applied to 

 insects which visit the same, as 

 flies, short-tongued bees, and most 

 butterflies (Loew) ; Herkog'amy= 

 HERCOGAMY. 



Heteradel'phy (d5e\0oj, a brother), 

 used of two adherent carpels which 

 develop unequally, one being more 

 or less atrophied (Reymondaud) ; 

 heterand'rous (avrip, di>5pos, a man), 

 with two sets of stamens ; Heteran- 

 the'ry, the condition of having 

 distinct kinds of stamens ; hetero- 

 blas'tic, add, (2) used by Goebel to 

 express the fact that the adult 

 form of a plant is very unlike the 

 young or larval form ; (3) applied 

 by Pfitzer to those Orchids in 

 which the pseudobulbs consist of a 

 single swollen internode ; the con- 

 dition is Heteroblas'ty ; Hetero- 

 b'olites (oXls, a missile), a catabolic 

 product with absorption of other 

 bodies (Beyerinck) ; cf. SCHIZO- 

 BOLITES ; heterocar'pinus, an in- 

 ferior, or partially inferior fruit, as 

 the acorn ; Heterocar'py, producing 

 two kinds of fruit ; heterochro- 

 mat'ic, adj. of HETEROCHROMAT- 

 ISM; heterochro'mous, when ray 

 and disc flowers differ in colour 

 (Heinig); heterocot'ylous ( + COTY- 

 LEDON), having cotyledons un- 

 equally developed; neterodes'mic 



