22 ENGLISH 
501 helical — coiled or spiraled; spirally twisted; said of a spiral segmentation sequence from 
the apical cell (cf. pendular) [f474, g401, s586]. 
502 helicoid — see helical [f475, g401, 587]. 
503 heliophilous — growing in sunny places [f476, g450, s589]. 
504 MEN - bius vat grows in full sunlight [f477, g451, 590]. 
505 hel iving in wet forests [£1081, g453, s615]. 
506 bemidiscoid —- half-disc; applied to a prismatic apical cell with three segmenting surfaces 
(syn. prismatic) [478, g440, 454, s592]. 
506a hepatic — see liverwort [f479, g631, s593]. 
507 heteroblastic — having an earlier primary and/or juvenile plant phase that is 
morphologically distinct from the later mature adult form [f480, g459, s594]. 
508 pee qeu: — composed of dissimilar parts (opposed to homogeneous) [f481, g461, 
8596]. 
509 heteroicous — with —" man er gonna on the same epu (or various plants of 
the same species); al note after 
autoicous) [f482, m s97.- 
510 erp TUM of NOVODUNONE peristome thought by some to be intermediate 
p ; e.g., Encalypta [f483, g462, $598]. 
511 heteromallous — — pointing in all directions (opposed to homomallous) [í488, g-, $599]. 
512 heteromorphous — dimorphic; of different shapes [f484, g463, s600]. 
513 heterophyllous — having leaves of different sizes or shapes; e.g., Racopilium (cf. 
isophyllous) [f485, g464, s595]. 
514 het 
» E30 X 
[f486, g465, s601]. 
514a heterothallic self-i ible: requiring f 
[f487, g466, s602]. DS SERUUM 
515 hispid — with short, stiff hairs; bristly [f489, g821, s624]. 
516 hoary — whitish or greyish [f139, g416, $166]. 
sd arie papillae — see C-shaped papillae [f700, g484, s826]. 
two plants for fertilization 
uniform; composed of similar parts (opposed to heterogeneous) [f490, 
g47, : 3634]. pP 
519 Sy eap Structures or organs with a common [ tic or developmental origin, 
luget iy of similar ape and/or function (opposed to analogous) [f491, 
m 
"riesce: pusing the same way (opposed to heteromallous) [f493, g264, s636]. 
8474, $637]. — g a single plant may effect fertilization [f492, 
"M hornwort — term for plants of the Division Anthocerophyta [56, g475, sni]. 
Hoyer's solution — water soluble mounting medium used in m semi- 
microscope slides (see Bryologist 5l: 242-244. 1954) or as a clearing agent [f916, 477, 
QuAL Ml A 
a: g485, - growing on ground with decomposing organic matter (see terrestrial) [f494, 
humus — deco 
Sd: mposing organic material [f495, g486, s]. 
new or beco 
hyaline — colorless ming so [f1082, g489, s603 
"s i or transparent [f496, g487, s604 En 
